1st-year biology guess paper 2019
fsc part 1 biology chapter 1,mdcat biology past papers mcqs,fsc chemistry part 1 book 1 lecture,biolgy past papers,mdcat fsc biology chapter 1,bio guess paper fsc part 1 2019,fsc part 1,fsc biology mdcat 2020 chapter,guess for fsc part 1,uhs past papers,the past papers,fsc biology,1st biology guess paper 2019
FULL BIOLOGY PART 1 FSC BOOK MCQ,S WITH ANSWERS
1. Optimum pH for enzyme pepsin is:
a) 2 b) 6.80 c) 7 d) 9
ANSWER
2
2. Example of placental mammal is:
a) Dolphin b) Kangaroo c) Echidna d) Opossum
ANSWER
Dolphin
3. Poisonous mushrooms are called:
a) Truffles b) Morels c) Toad stools d) Agaricus
ANSWER
Toad stools
4: A Scottish scientist first time in 1997 was succeeded to clone a
a) Sheep b) Horse c) Goat d) Cow
ANSWER
Sheep
5. The normal pH of blood is:
a) 7.4 b) 6.0 c) 8.0 d) 9.0
ANSWER
7.4
6. Which type of bond is not form in maintaining the tertiary structure of proteins?
a) Hydrophobic interaction b) Hydrogen bonding) Disulfide linkage d) Ionic bond
ANSWER
Hydrophobic interaction
7. The respiratory system is more efficient in:
a) Amphibians b) Birds c) Reptiles d) Fishes
ANSWER
Birds
8. The fluid that surrounds the thylakoid is called:
a) Matrix b) Stroma c) Miliess d) Medium
ANSWER
Stroma
9. During photorespiration glycine after its formation diffuses into:
a) Ribosome b) Mitochondria c) Peroxisome d) Glyoxysome
ANSWER
Mitochondria
10. The lowest percentage of bio-elements in man among the following is of:
a) Chlorine b) Sulphur c) Maganese d) Iron
ANSWER
Maganese
11. The part of flower which develops into fruit is:
a) Flower b) Seed c) Ovule wall d) Ovary wall
ANSWER
Ovary wall
12. The simplest of all bryophytes are:
a) Mosses b) Hornworts c) Live worts d) Whisk
ANSWER
Live worts
13. The percentage of phosphorus in the human body is:
a) 1% b) 2% c) 3% d) 4%
ANSWER
1%
14. Sepia belongs to:
a) Cephalopoda b) Gastropoda c) Myriapoda d) Annelida
ANSWER
Cephalopoda
15. Hepatic and pancreatic secretions are also stimulated by hormone:
a) Gastrin b) Insulin c) Thyroxin d) Secretin
ANSWER
Secretin
16. The carbohydrates digesting enzyme in Pancreatic juice is:
a) Lipase b) Amylase c) Erypsin d) Trypsin
ANSWER
Amylase
17. Drosera intermida is commonly called:
a) Sundew b) Vinus fly trap c) Pitcher Plant d) Dodder
ANSWER
Sundew
18. Which one of the following is not a polysaccharide?
a) Glycogen b) Lactose c) Starch d) Dextrin
ANSWER
Lactose
19. Peptide bond is a:
a) Carbon - Nitrogen link b) Carbon - O link c) Nitrogen - H link d) Carbon- Hydrogen link
ANSWER
C - N link
20. Some bacteria are microaerophilic like:
a) Campylobacter b) Pseudomonas c) E.coli d) Spirochete
ANSWER
Campylobacter
21. The tentative explanation of observation is:
a) Deduction b) Theory c) Hypothesis d) Law
ANSWER
Hypothesis
22. The bacteria without any flagella are called:
a) Atrichous b) Monotrichous c) Lophotrichous d) Peritrichous
ANSWER
Atrichous
23. In prokaryotic cell wall strenghtning material is:
a) Chitin b) Lignin c) Cutin d) Murein
ANSWER
Murein
24. Respiratory activity which occurs in plants during day time is called:
a) Respiration b) Transpiration c) Photorespiration d) Cutaneous respiration
ANSWER
Photorespiration
25. Lock and key model was proposed by:
a) Emil Fisher b) Koshland c) Rudolph Virchow d) Lorenz Oken
ANSWER
Emil Fisher
26. The ions involved in the opening and closing of stomata are:
a) Sodium b) Calcium c) Potassium d) Magnesium
ANSWER
Potassium
27. Members of subdivision Hepaticopsida are commonly called:
a) Horsetails b) Club moses c) Hornworts d) Liveworts
ANSWER
Liveworts
28. The asexual reproduction in sponges is:
a) Fragmentation b) Multiple fission c) Binary fission d) Budding
ANSWER
Budding
29. The maximum absorption peaks of light are:
a) 450, 640 b) 440, 490 c) 430, 670 d) 550, 650
ANSWER
430, 670
30. The study of internal structure is:
a) Morphology b) Anatomy c) Histology d) Physiology
ANSWER
Anatomy
31. The branch of biology which deals with the study of ancestral history of living organisms is called as:
a) Paleontology b) Zoogeography c) Evolution d) Heredity
ANSWER
Evolution
32. Which is not a polysaccharide?
a) Chitin b) Cutin c) Pectin d) Dextrin
ANSWER
Cutin
33. pH of fresh saliva is:
a) 6 b) 8 c) 9 d) 10
ANSWER
8
34. Blood platelets are fragments of large cell called:
a) Leucocyte b) Megakaryocyte c) Erythrocyte d) Granulocyte
ANSWER
Megakaryocyte
35. Any foriegn object that gain entry inside the cell is immediately engulfed by:
a) Lysosome b) Ribosome c) Peroxisome d) Glyoxisome
ANSWER
Lysosome
36. Pulses producing plants belong to the family:
a) Rosaceae b) Solanaceae c) Fabaceae d) Poaceae
ANSWER
Poaceae
37. The number of chloroplast in each mesophyll cell is about:
a) 100 - 100 b) 10 - 200 c) 20 - 100 d) 20 - 200
ANSWER
20 - 100
38. Foot and mouth disease is caused by:
a) Algae b) Bacteria c) Fungi d) Virus
ANSWER
Fungi
39. Which one of the following is not a polysaccharide?
a) Chitin b) Cutin c) Peptidoglycan d) Dextrin
ANSWER
Cutin
40. Each ascus comprise Ascospores:
a) 04 b) 08 c) 12 d) 03
ANSWER
08
41. Pseudocoelom is present in:
a) Coelenterates b) Flatworms c) Round worms d) Segmented
ANSWER
Round worms
42. Parasitic fungi directly absorb the nutrient from the living host cytoplasm by:
a) Haustoria b) Roots c) Rhizoids d) Gametangia
ANSWER
Haustoria
43. Optimum pH for surcase is:
a) 3.50 b) 4.50 c) 5.50 d) 6.50
ANSWER
4.50
44. Some bacteria breakdown the protiens of dead plants and animals and release:
a) Sulphate b) Phosphates c) Nitrates d) Carbonates
ANSWER
Nitrates
45. The valves present in the veins are:
a) Bicuspid b) Tricuspid c) Semilunar d) Aortic
ANSWER
Semilunar
46. Brush like arrangement of its conidia is characteristic of:
a) Rhizophous b) Pencillium c) Ustilago d) Agaricus
ANSWER
Pencillium
47. The double fertilization is the characteristics feature of:
a) Angiosperms b) Gymnosperms c) Bryophytes d) Ferns
ANSWER
Angiosperms
48. Which chemical is mainly deposited in the shells of diatoms:
a) Calcium b) Pectin c) Silica d) Lignin
ANSWER
Silica
49. Erthrocytes have Pores Per Nucleus:
a) 3000 b) 30000 c) 6 or 8 d) 3 or 4
ANSWER
3 or 4
50. The animals which eat both plant and animals are called:
a) Herbivores b) Carnivores c) Filter feeders d) Omnivores
ANSWER
Omnivores
51. Amino acids are linked to each other by:
a) Ester bond b) Glycosidic bond c) Hydrophobic bond d) Peptide bond
ANSWER
Peptide bond
52. Among the total transpiration taking place in plants, cuticular transpiration is about:
a) 1-2 % b) 5-7 % c) 50-60 % d) 90 %
ANSWER
5-7 %
53. The tentative explanation of observation is called:
a) Law b) Theory c) Hypothesis d) Deduction
ANSWER
Hypothesis
54. Number of legs in arachnids are:
a) 2 b) 4 c) 6 d) 8
ANSWER
8
55. Extra chromosomal rings of DNA in bacteria are:
a) Nucleoid b) Plasmid c) Mesosome d) Chromosome
ANSWER
Plasmid
56. The term lodicules refers to:
a) Bract b) Bracteoles c) Perianth d) Calyx
ANSWER
Perianth
57. 90% of total transpiration is:
a) Cuticular b) Stomatal c) Lenticular d) Epidermal
ANSWER
Stomatal
58. Guttation occurs in plants through:
a) Cuticle b) Hydathodes c) Lenticels d) Stomata
ANSWER
Hydathodes
59. Margulies and Schwartz accomodate the diverse assemblage of organisms of Protista into:
a) 37 Phyla b) 27 Phyla c) 10 Phyla d) 5 Phyla
ANSWER
27 Phyla
60. Schistosoma is commonly called:
a) Liver Fluke b) Tapeworm c) Planaria d) Blood fluke
ANSWER
Blood fluke
61. The animals that only exist in polyp from is:
a) Obelia b) Jelly fish c) Physalia d) Hydra
ANSWER
Hydra
62. Common name for pyrrophyta is:
a) Euglenoids b) Diatoms c) Dinoflagellates d) Brown algae
ANSWER
Dinoflagellates
63. In plants stunted growth of roots is due to the deficiency of:
a) Potassium b) Phosphorus c) Magnesium d) Nitrogen
ANSWER
Nitrogen
64. The valves present in the veins are called:
a) Bicuspid b) Semi-lunar c) Tricuspid d) Aortic
ANSWER
Semi-lunar
65. The phenomeon associated with root pressure is:
a) Inhibition b) Cohesion c) Guttation d) Tension
ANSWER
Guttation
66. The heart is enclosed in a double membranous sac, the:
a) Pleural cavity b) Abdominal cavity c) Thoracic cavity d) Pericardial cavity
ANSWER
Pericardial cavity
67. Cell wall of archaeobacteria do not contain:
a) Peptidoglycan b) Cellulose c) Chitin d) Cutin
ANSWER
Peptidoglycan
68. Stroma is a fluid in the chloroplast that surrounds:
a) Thalakoids b) Matrix c) Granum d) Intergranum
ANSWER
Thalakoids
69. The electron transport chain system plays role in generation of ATP by:
a) Photosynthesis b) Chemiosmosis c) Photosystem d) Dark reaction
ANSWER
Chemiosmosis
70. During photorespiration. Glycine is converted into serine in the:
a) Mitochondria b) Ribosome c) Golgi bodies d) Chloroplast
ANSWER
Mitochondria
71. Which one of the following is not a carnivores?
a) Cat b) Dog c) Lion d) Deer
ANSWER
Deer
72. Mad cow disease is caused by:
a) Virus b) Bacteria c) Prions d) Fungus
ANSWER
Prions
73. Micrographia was published by:
a) Robert Brown b) Robert Hooke c) T.Schwann d) M. Schleiden
ANSWER
Robert Hooke
74. Histology is the study of:
a) Cell b) Functions c) Tissue d) Fossils
ANSWER
Tissue
75. The mRNA, of the total cell RNA is about:
a) 3-4% b) 1-2% c) 2-4% d) 3-5%
ANSWER
3-4%
76. Molecular formula for chlorophyll "b" is:
a) b) c) d)
ANSWER
77. The fungi which obtain their food from organic matter are called:
a) Saprotrophs b) Autotrophs c) Heterotrophs d) Parasites
ANSWER
Saprotrophs
78. Small pox is caused by:
a) Bacteria b) Fungi c) Virus d) Protozoan's
ANSWER
Virus
79. John Hogg proposed the kingdom:
a) Monera b) Fungi c) Planate d) Protocista
ANSWER
Protocista
80. Technically a seed may defined as fertilized:
a) Egg b) Ovule c) Ovary d) Flower
ANSWER
Ovule
81. Which algae has leaf like shoot like and root like body
a) Golden algae b) Diatoms c) Brown algae d) Green algae
ANSWER
Brown algae
82. Plastids are present only in:
a) Bacteria b) Animal cell c) Virus d) Plant cell
ANSWER
Plant cell
83. Chitin is found in the cell wall of:
a) Algae b) Bacteria c) Fungi d) Plants
ANSWER
Bacteria
84. In respiratory chain NADH is oxidized by:
a) Co-factor b) Co-enzyme Q c) Cytochrome b d) Cytochrome c
ANSWER
Co-enzyme Q
85. Seizing and swallowing type of microphagous feeding is found in:
a) Aphids b) Hydra c) Mussels d) Spotted Dog fish
ANSWER
Spotted Dog fish
86. Pyruvic acid is the end product of:
a) Glycolysis b) Krebs cycle c) ETC cycle d) Calvin cycle
ANSWER
Glycolysis
87. The percentage of potassium in the human body is:
a) 0.15% b) 0.05% c) 0.35% d) 0.25%
ANSWER
0.35%
88. The genus name of corn plant is:
a) Pisum b) Solanum c) Mays d) Zea
ANSWER
Zea
89. The Branch of biology which deals with the use of living organisms, systems or process is manufacturing
the service industry is called:
a) Histology b) Social biology c) Biotechnology d) Human biology
ANSWER
Biotechnology
90. The carotenes are mostly red to:
a) Blue b) Yellow c) Orange d) Green
ANSWER
Orange
91. Most of the monosaccharide form a ring structure when in:
a) Water b) Solution c) Solvent d) Stomach
ANSWER
Solution
92. The cell wall of most bacteria have a unique macromolecule called:
a) Chitin b) Peptidoglycan c) Protoplast d) Cellulose
ANSWER
Peptidoglycan
93. The normal alveolar ventilation is regulated by:
a) Haemoglobin b) Oxygen c) Iron d) Carbon dioxide
ANSWER
Carbon dioxide
94. A large regional community primarily determined by climate is called as:
a) Biome b) Biosphere c) Population d) Community
ANSWER
Biome
95. Bacteriophage replicates only in cell:
a) Animal b) Plant c) Bacterial d) Fungal
ANSWER
Bacterial
96. The condition cause narrowing and hardening of artistries is called:
a) Atherosclerosis b) Necrosis c) Sclerosis d) Apoptosis
ANSWER
Atherosclerosis
97. Glycolysis occurs in:
a) Mitochondira b) Ribosomes c) Chloroplast d) Cytosol
ANSWER
Cytosol
98. The major cell infected by HIV is the helper:
a) A-monocytes b) T-monocytes c) B-lymphocytes d) T-lymphocytes
ANSWER
T-lymphocytes
99. Most of the visible part of Lichen consists of:
a) Bacteria b) Fungi c) Algae d) Roots
ANSWER
Fungi
100. Most of cellular secretions are in nature:
a) Protiens b) Lipids c) Carbohydrates d) Glycoprotiens
ANSWER
Glycoprotiens
101. Muscle tissue is specialized for:
a) Contraction b) Conduction c) Secretion d) Excretion
ANSWER
Contraction
102. Attraction between water molecules which hold the water in xylem tissue is called:
a) Tension b) Cohesion c) Imbibition d) Adhesion
ANSWER
Cohesion
103. The number of campsomeres present in herpes virus capsid is:
a) TWO FIFTY TWO Capsomeres b) ONE SIXTY TWO Capsomeres c) TWO FIFTY Capsomeres d) ONE HUNDRED Capsomeres
ANSWER
162 Capsomeres
104. The area of Leaf Surface covered by stomata is only:
a) 2-4% b) 2-3% c) 1-2% d) 1-3%
ANSWER
1-2%
105. Which animal of phylum coelenterata known as portuguese man of war:
a) Hydra b) Obelia c) Actinia d) Physalia
ANSWER
Physalia
106. Cell membrane has 60-80%:
a) Lipids b) Protiens c) Carbohydrates d) Vitamins
ANSWER
Protiens
107. The excretory system of flatworms is composed of:
a) Nephron b) Nephridia c) Flame cells d) Ganglia
ANSWER
Flame cells
108. The microscopy study of tissues is called:
a) Histology b) Microbiology c) Bacteriology d) Virology
ANSWER
Histology
109. Measles and mumps is caused by a virus belonging to a group called as:
a) Pox virus b) Paramyxo virus c) Polio virus d) Adeno virus
ANSWER
Paramyxo virus
110. Straches with iodine give color:
a) Blue b) Red c) Green d) Yellow
ANSWER
Blue
111. Aquatic arthropods respire through:
a) Lungs b) Skin c) Gills d) Spiracles
ANSWER
Gills
112. The middle part of the small intestine of man is called:
a) Jejunum b) Duodenum c) IIeum d) Colon
ANSWER
Jejunum
113. Induce fit model was proposed by:
a) Emil Fischer b) Koshland c) Jenner d) Pasteur
ANSWER
Koshland
114. The tentative explanation of observation is called:
a) Hypothesis b) Deduction c) Law d) Theory
ANSWER
Hypothesis
115. In fungi spores are produced inside the reproductive structures called:
a) Conidia b) Sporangia c) Basidia d) Ascoarps
ANSWER
Sporangia
116. Which one of the following animal has closed blood circulatory system?
a) Snail b) Octopus c) Insect d) Spider
ANSWER
Octopus
117. All of the following contain cartilage expect:
a) Larynx b) Trachea c) Bronchioles d) Bronchi
ANSWER
Bronchioles
118. Mammals become dominant in:
a) Coenozoic Period b) Paleozoic period c) Mesozoic period d) Proterozoic period
ANSWER
Coenozoic Period
119. Photosystem II has the form of chlorophyll a which absorb best the light of:
a) 670 nm b) 680 nm c) 690 nm d) 700 nm
ANSWER
680 nm
120. Haeme portion of haemoglobin is same to porphyrin ring with a difference of:
a) Carbon atom b) Hydrogen atom c) Iron atom d) Oxygen atom
ANSWER
Iron atom
121. Which of the following cells store surplus food?
a) Clorenchymatous cells b) Parenchymatous cells c) Selerenchymatous cells d) Meristematic cells
ANSWER
Parenchymatous cells
122. Grape like cluster of cocci is called:
a) Staphylococcus b) Streptococcus c) Sarcina d) Tetrad
ANSWER
Staphylococcus
123. Unicellular yeasts fungi reproduce asexually by:
a) Zygospores b) Conidia c) Spores formation d) Budding
ANSWER
Budding
124. Synthesis if ATP in the presence of oxygen is called:
a) Oxidative phosphorylation b) Photophosphorylation c) Chemiosmosis d) Frementational
ANSWER
Oxidative phosphorylation
125. Which is not accessory pigment?
a) Chlo a b) Chlo b c) Xanthophyll d) Carotene
ANSWER
Chlo a
126. Cell wall is absent is:
a) E.coli b) Mycoplasma c) Vibrio d) Spirochete
ANSWER
Mycoplasma
127. The vitamins are essential raw material for the synthesis of:
a) Activators b) Co-factor c) Co-enzymes d) Prosthetic group
ANSWER
Co-enzymes
128. Blood of arthropods is:
a) Green colour b) Red colour c) Brown colour d) Colourless
ANSWER
Colourless
129. De Duve Discovered the cell organelle:
a) Mitochondria b) Lysosome c) Ribosomes d) Chloroplast
ANSWER
Lysosome
130. Casprin stripe are present in:
a) Root cartex b) Root endodermis c) Xylem d) Phloem
ANSWER
Root endodermis
131. Thecnically a seed may defined as fertilized:
a) Egg b) Ovule c) Ovary d) Flower
ANSWER
Ovule
132. Mammals have evolved from repetilian ancestors:
a) Archaeopteryx b) Cotylosaurs c) Crocodile d) Tuatra
ANSWER
Cotylosaurs
133. Polysiphonia is an example of:
a) Red Algae b) Green Algae c) Brown d) Diatoms
ANSWER
Red Algae
134. Gaseous exchange occur in frog through lungs is called:
a) Cutaneous respiration b) Photo respiration c) Pulmonary respiration d) Cellular respiration
ANSWER
Pulmonary respiration
135. Chlorophylls are insoluble in:
a) Alcohol b) Acetone c) Water d) Carbon tetra chloride
ANSWER
Water
136. The tentative explanation of observation is called:
a) Hypothesis b) Deduction c) Theory d) Law
ANSWER
Hypothesis
137. Iron containing protien is:
a) Cytochrome b) Ferredoxin c) Plastocyanin d) Plastoquinone
ANSWER
Ferredoxin
138. The end product of glucose breakdown during glycolysis is:
a) Acetic acid b) Citric acid c) Oxyalic acid d) Pyruvic acid
ANSWER
Pyruvic acid
139. A cube of eight cocci is termed as:
a) Tetrad b) Sarcina c) Diplococcus d) Streptococcus
ANSWER
Sarcina
140. It is universally accepted by biologists that mammals have evolved from repitlian ancestors called as:
a) Cotylosaurs b) Dinosaurs c) Cyclostomata d) Amphibians
ANSWER
Cotylosaurs
141. Marsupium is the characteristics feature of:
a) Opossum b) Echidna c) Dolphin d) Duckbill platypus
ANSWER
Opossum
142. Golgi apparatus is concerned with cell:
a) Division b) Lysis c) Storage d) Secretion
ANSWER
Secretion
143. Excess gastric secretion is an important factor of:
a) Obesity b) Piles c) Food poisoning d) Peptic ulcer
ANSWER
Peptic ulcer
144. Which one of following is not a ciliate?
a) Stentor b) Trypanosoma c) Paramecium d) Vorticella
ANSWER
Trypanosoma
145. Actinopods with glassy shells are:
a) Rotifers b) Radiolarians c) Diatoms d) Forams
ANSWER
Radiolarians
146. A number of species identified so far is:
a) 4.5 Million b) 3.5 Million c) 2.5 Million d) 1.5 Million
ANSWER
2.5 Million
147. Giants of the protists kingdom are included in:
a) PHAEPHYTA b) RHODOPHYTA c) CHLOROPHYTA d) Diatoms
ANSWER
Brown algae
148. Schistosoma is commonly called:
a) Liver fluke b) Tapeworm c) Planaria d) Blood fluke
ANSWER
Blood fluke
149. Paramyxo viruses cause the disease:
a) Influenza b) Polio c) Mumps and measles d) Herpes simplex
ANSWER
Mumps and measles
150. Balanoglossus and saccoglosus one common examples of phylum:
a) Hemichordata b) Echinodermata c) Mollusca d) Annelida
ANSWER
Hemichordata
151. Which is an aerobic bacterium?
a) E.coli b) Spirochete c) Campylobacter d) Pseudomonas
ANSWER
Pseudomonas
152. Flame cell are excretory cells in:
a) Flat worm b) Segmental worm c) Round worm d) Pin worm
ANSWER
Flat worm
153. Which is used to inhibit fungal growth?
a) Lovastatin b) Cyclosporin c) Griseofulvin d) Ergotin
ANSWER
Griseofulvin
154. The fluid which surrounds the thylakoid is called:
a) Matrix b) Stroma c) Cytoplasm d) Nucleoplasm
ANSWER
Stroma
155. The point at which plasmolysis is just about to happen is called:
a) Deplasmolysis b) Osmotic Potential c) Pressure Potential d) Incipient Plasmolysis
ANSWER
Incipient Plasmolysis
156. Haemoglobin in man increase the oxygen carrying capacity of the blood to about:
a) 75 times b) 50 times c) 60 times d) 100 times
ANSWER
75 times
157. First complete seeds appeared approximately 365 millions years ago during life:
a) Silurian Time b) Cambrian Time c) Ordovician Time d) Dvonian
ANSWER
Dvonian
158. Enzyme which convert dipeptides into amino acids is named as:
a) Trypsin b) Amino peptidase c) Pepsin d) Erypsin
ANSWER
Erypsin
159. Which is used to give flavour, aroma and characteristics colour to the cheese?
a) Penicillium b) Aspergillus c) Yeast d) Neurospora
ANSWER
Penicillium
160. Lovastatin is used for lowering blood:
a) Pressure b) Glucose c) Cholesterol d) Uric acid
ANSWER
Cholesterol
161. A flower is modified:
a) Root hair b) Shoot c) Leaf d) Root
ANSWER
Shoot
162. Respiratory pigment present in muscle is called:
a) Myoglobin b) Globin c) Haemocyanin d) Haemoglobin
ANSWER
Myoglobin
163. Nucleohistones are present in:
a) Nucleoli b) Chromosomes c) Ribosomes d) Mitochondria
ANSWER
Chromosomes
164. The most effecient and highly modified for gaseous exchange in aquatic animals are:
a) Lungs b) Spiracles c) Gills d) Trachea
ANSWER
Gills
165. The study of distribution of animals is called:
a)Wild life)b) Geography c)Biodiversity d) Zoogeography
ANSWER
Zoogeography
166. In root nodules bacteria convert nitrogen into:
a) Ammonia b) Nitrate c) Urea d) Nitrite
ANSWER
Nitrate
167. Which one of the following is not a RNA virus?
a) Retrovirus b) Paramyxoviruses c) Herpes virus d) Polio virus
ANSWER
Herpes virus
168. The plasma protiens constitute percent by weight of plasma:
a) 7 - 9 b) 9 - 11 c) 11 - 13 d) 13 -15
ANSWER
7 - 9
169.HOW many molecules of carbon dioxide released when one pyruvate passes through the Krebs cycle
a) 1 b) 2 c) 3 d) 4
ANSWER
1
170. The genetically engineered vaccine is not available for:
a) HAV b) HBV c) HCV d) HDV
ANSWER
HCV
171. Curved or comma-shaped bacteria are called:
a) Vibrio b) Spirillum c) Spirochetes d) Bacilli
ANSWER
Vibrio
172. Temperature causes closure of stomata:
a) b) c) d)
ANSWER
173. Infolding of the inner membrane of Mitochondria are called as:
a) Cisternae b) Cristae c) Granum d) Thylakoid
ANSWER
Cristae
174. The bacteria with a tuft of flagella at one pole is called:
a) Artichous b) Monotrichous c) Amphitrichous d) Lophotrichous
ANSWER
Lophotrichous
175. Photosynthetic pigments in plants are organized into clusters, called:
a) Photoperiods b) Photolysis c) Photosystems d) Photophosphorylation
ANSWER
Photosystems
176. Optimum pH for the proper functioning of enzyme sucrase is:
a) 2.00 b) 4.50 c) 5.50 d) 7.60
ANSWER
4.50
177. A neurotic disorder in a slightly older girl is:
a) Anorexia nervosa b) Bulimia nervosa c) Dyspepsia d) Obesity
ANSWER
Bulimia nervosa
178. Deficiency of phosphorus causes stunted growth of:
a) Shoot b) Root c) Leaf d) Flower
ANSWER
Root
179. In 1831, Robert Brown reported the presence of:
a) Golgi Bodies in Cell b) Mitochondria in Cell c) Lysosomes in Cell d) Nucleus in Cell
ANSWER
Nucleus in Cell
180. Which one of the following is not a Lipid?
a) Rubber b) Chitin c) Cutin d) Cholesterol
ANSWER
Chitin
181. Members of phylum Chrysophyta are commonly called:
a) Brown Algae b) Red Algae c) Dinoflagellates d) Diatoms
ANSWER
Diatoms
182. The %age of tRNA in a cell is:
a) 3-4% b) 40-50% c) 80% d) 10-20%
ANSWER
10-20%
183. Polychaeta is a class of Phylum Annelida, its example is:
a) Nereis b) Lumbricus c) Pheretima d) Squid
ANSWER
Nereis
184. Bacterial endospores function in:
a) Nutrition b) Reproduction c) Survival d) Protein synthesis
ANSWER
Survival
185. The breaking of the terminal phosphate of ATP releases energy of about:
a) 9.3 Kilo Cal b) 3.7 Kilo Cal c) 7.3 Kilo Cal d) 5.3 Kilo Cal
ANSWER
7.3 KCal
186. The sexual process is exhibited by most ciliates by:
a) Binary fission b) Budding c) Conjugation d) Fertilization
ANSWER
Conjugation
187. Phosphatidylcholine is one of the common:
a) Acylglycerols b) Phospholipids c) Terpenoids d) Waxes
ANSWER
Phospholipids
188. HCl is secreted by gastric gland cells of the stomach:
a) Oxyntic cells b) Chief cells c) Muscle cells d) Zymogen cells
ANSWER
Oxyntic cells
189. The optimum temperature for the enzyme to work at the maximum rate in human is:
a) b) c) d)
ANSWER
190. Imperfect fungi are also called:
a) Ascomycota b) Besidiomyhcota c) Zygomycota d) Deuteromycota
ANSWER
Deuteromycota
191. The ecologically very important bio-indicator of air pollution are:
a) Lichen b) Mycorrhizae c) Yeast d) Viruses
ANSWER
Lichen
192. A single mycelium may produce up to a kilometre of new Hyphae in only
a) One day b) Five days c) Fifteen days d) Twenty days
ANSWER
One day
193. Each villus is richly supplied with blood capillaries and vessel of the lymphatic system called:
a) Arteriole b) Bronchiole c) Lacteal d) Coelom
ANSWER
Lacteal
194. The phase of rapid growth in bacteria is called:
a) Lag b) Log c) Stationary d) Death
ANSWER
Log
195. If a non-protein part is covalently bonded to the enzyme is called as:
a) Apo-enzyme b)Activator c) Prosthetic d)Co-enzyme
ANSWER
Prosthetic
196. The ecological role of fungi as decomposers is paralleled only by:
a) Algae b) Bacteria c) Bryophytes d) Pteridophytes
ANSWER
Bacteria
197. If the non-protien part is loosely attached to the protein part is known as:
a) Co-enzyme b) Prosthetic group c) Apo-enzyme d) Co-factor
ANSWER
Co-enzyme
198. Structures that are involved in guttation are:
a) Cuticle b) Stomata c) Lenticels d) Hydathodes
ANSWER
Hydathodes
199. Family of sweat pea is:
a) Fabaceae b) Solanaceae c) Rosaceae d) Poaceae
ANSWER
Fabaceae
200. A group living organism of the same species located in the same place at the same time is:
a) Biosphere b) Biome c) Community d) Population
ANSWER
Population
1st-year biology guess paper 2019
fsc part 1 biology chapter 1,mdcat biology past papers MCQs,fsc chemistry part 1 book 1 lecture,biology past papers,mdcat for biology chapter 1,bio guess paper fsc part 1 2019,fsc part 1,fsc biology mdcat 2020 chapter,guess for fsc part 1,uhs past papers,the past papers,fsc biology,1st biology guess paper 2019
201. According to Lock and key model the active site is:
a) Rigid structure b) Flexible c) Liquid d) All of the above
ANSWER
Rigid structure
202. ATP WAS DISCOVERED BY
A) CARL LOHMAN B) FRITZ LIPMAN C) ROBERT BROWN D)IBN E NAFEES
203. Apicomplexans move by:
a) Tube feet b) Cilia c) Flexing d) Pseudopodia
ANSWER
Flexing
204. Music is commonly called:
a) Liverworts b) Mosses c) Hornworts d) Club
ANSWER
Mosses
205. The resolution of the human naked eye is:
a) 1 mm b) 1 um c) 1 nm d) 1 cm
ANSWER
1 mm
206. Magnesium of chlorophyll is replaced in haemoglobin by:
a) Calcium b) Phosphorus c) Potassium d) Iron
ANSWER
Iron
207. The heart of fish works as:
a) Double circuit heart b) Open circuit heart c) Single circuit heart d) All of these
ANSWER
Single circuit heart
208. Membrane bounded green pigment-containing bodies present in the cells are called as:
a) Plastids b) Chloroplasts c) Chromoplasts d) Leucoplasts
ANSWER
Chloroplasts
209. Which one of the following is a motile coelenterate:
a) Jellyfish b) Obelia c) Sea anemone d) Hydra
ANSWER
Jellyfish
210. Passive immunity is developed by injecting:
a) Vaccine b) Serum c) Antiserum d) Antibiotics
ANSWER
Antiserum
211. Syrinx is an organ of voice in:
a) Amphibians b) Birds c) Reptiles d) Mammals
ANSWER
Birds
212. Disorder in which haemoglobin molecule has F chain instead of -chain known as:
a) Thalassaemia b) Leukaemia c) Oedema d) Emphysema
ANSWER
Thalassaemia
213. Which one of the following is not extinct?
a) Horneophyton b) Psilotum c) Psilophyton d) Cocksonia
ANSWER
Psilotum
214. Prosopis trees of Leguminosae family have a maximum depth of their roots which is:
a) 40 meters b) 45 meters c) 50 meters d) 55 meters
ANSWER
50 meters
215. Parapodia are the organs of locomotion in:
a) Series b) Earthworm c) Leech d) Planaria
ANSWER
Neries
216. Lungs are covered with double membrane sacs called:
a) Pleura b) Scrotoum c) Pericardium d) Diaphragm
ANSWER
Pleura
217. Pili are made of special proteins called:
a) Pillin b) Flagellin c) Tubulin d) Actin
ANSWER
Pillin
218. The cartilaginous fishes contain scales:
a) Placoid b) Cycloid c) Ganoid d) Tenoid
ANSWER
Placoid
219. All seed-producing plants are called:
a) Bryophytes b) Arthrophytes c) None of them d) Spermatophytes
ANSWER
Spermatophytes
220. The feeding stage of slim mold is called:
a) Blastostyle b) Gastrozoid c) Spodrozost d) Plasmodium
ANSWER
Plasmodium
221. The Casparian strips are present in:
a) Cortex cells of roots b) Endodermis cells of roots c) Cells of pericycle d) Cells of phloem
ANSWER
Endodermis cells of roots
222. The first section spectrum was obtained by German Biologist T.W Engelmann in:
a) 1883 b) 1938 c) 1898 d) 1876
ANSWER
1883
223. Which of the following is fluid feeder?
a) Aphid b) Earthworm c) Sheep d) Man
ANSWER
Aphid
224. A temperature phage may exist as:
a) Prophage b) Capsid c) Provirus d) Viroid
ANSWER
Prophage
225. Match heart attack with one of the following:
a) Stroke b) Oedema c) Hypertension d) Myocardial infarction
ANSWER
Myocardial infarction
226. The phylum which is exclusively marine is:
a) Cnidaria b) Porifera c) Echinodermata d) Annelida
ANSWER
Echinodermata
227.WHICH OF THE FOLLOWING IS NOT A COENZYME
A) NAD B) FAD C) CN D)THIAMINE
ANSWER
CN
228. Which is included in agranulocytes:
a) Basophils b) Eosinophils c) Lymphocytes d) Neutrophils
ANSWER
Lymphocytes
229. Blood provides immunity by:
a) Leckocytes b) Platelets c) RBC d) Lymophocytes
ANSWER
Lymophocytes
230. The most recent era is:
a) Proterozoic b) Paleozoic c) Cenozoic d) Mesozoic
ANSWER
Cenozoic
231. Fungi can tolerate a wide range of pH from:
a) 3 - 8 b) 4 - 6 c) 2 - 9 d) 1 - 5
ANSWER
2 - 9
232. Enterobius vermicularis is commonly called:
a) Shipworms b) Hookworms c) Bookworms d) Pinworms
ANSWER
Pinworms
233. In free state, glucose is present in:
a) Dates b) Amylase c) Glycogen d) Cellulose
ANSWER
Dates
234. Breathing rate in man at rest is:
a) 10 - 15 times/minutes b) 15 - 20 times/minutes c) 20 - 25 times/minutes d) 25 - 30 times/minutes
ANSWER
15 - 20 times/minutes
235. In protostomes, the blastopore forms the:
a) Anus b) Brain c) Excretory pore d) Mouth
ANSWER
Mouth
236. The body cavity of Nematode is:
a) Blastocoel b) Pseudocoelom c) Haemocoelom d) Coelom
ANSWER
Pseudocoelom
237. In bird the organ of voice is called:
a) Larynx b) Syrinx c) Vocal cord d) Voice box
ANSWER
Syrinx
238. Keratin is an example of fibrous protien present in:
a) Nails b) Blood c) Muscles d) Bones
ANSWER
Nails
239. The one that is not a lipid?
a) Rubber b) Chitin c) Cutin d) Cholesterol
ANSWER
Cutin
240. Which one is not RNA virus?
a) Small pox virus b) Influenz virus c) Mumps and Measles virus d) Polio virus
ANSWER
Small pox virus
241. About 70% of is carried as:
a) b) Carboxy haemoglobin c) Bicarbonate ion d) Carbonate ion
ANSWER
Bicarbonate ion
242. The study of tissues is called:
a) Anatomy b) Histology c) Palenotology d) Physiology
ANSWER
Histology
243. Example of Apicomplexans is:
a) Vorticella b) Plasmodium c) Stentor d) Amoeba
ANSWER
Plasmodium
244. The lowest level of biological organization is:
a) Ecosystem b) Population c) Community d) Biosphere
ANSWER
Population
245. Test of actinopods is made of:
a) Ca b) Ca-phosphate c) Silica d) Chitin
ANSWER
Silica
246. Double fertilization is a special process found in:
a) Ferns b) Bryophytes c) Gymnosperms d) Angiosperms
ANSWER
Angiosperms
247. The first step of Krebs cycle is union of acetyl CoA with oxaloacetate to form:
a) Isocitrate b) A-ketoglutarate c) Citrate d) Malate
ANSWER
Citrate
248. Which of the following structures are associated with asexual reproduction in fungi:
a) Ascosporic b) Conidia c) Zygospores d) Basidospores
ANSWER
Conidia
249. A large regional community primarily determined by climate is:
a) Population b) Biosphere c) Ecosystem d) Biome
ANSWER
Biome
250. Closely associated with root pressure is phenomeon called:
a) Hydathodes b) Imbibition c) Guttation d) Plasmolysis
ANSWER
Guttation
251. If the co-factor is loosely attached to the protien part, it is known as:
a) Co-enzymes b) Aponezyme c) Holoenzyme d) Activator
ANSWER
Co-enzymes
252. Open blood circulatory system is not found in:
a) Tunicates b) Mollusca c) Arthropods d) Annelids
ANSWER
Tunicates
253. Optimum pH of pepsin is:
a) 2.00 b) 4.50 c) 5.50 d) 6.80
ANSWER
2.00
254. Polymorphism is the characteristics of the members of phylum:
a) Porifera b) Platyhelminthes c) Nematoda d) Cnidaria
ANSWER
Cnidaria
255. Flame cells are excretory cells in:
a) Flat worm b) Segmental worm c) Round worm d) Pin worm
ANSWER
Flat worm
256. Human tissues have 85% water in cells of:
a) Brain b) Bone c) Blood d) Liver
ANSWER
Brain
257. Arachis hypgea belongs to family:
a) Solanaceae b) Rosaceae c) Fabaceae d) Mimosaceae
ANSWER
Fabaceae
258. Polymorphism is the characteristics of members of phylum:
a) Porifera b) Cnidaria c) Annelida d) Arthropoda
ANSWER
Cnidaria
259.The organelle which is unique to all other organelles and contains nucleus of the cell is called
A)mitochondria b) cell membrane c)nucleus d) Plasmids
260. Reserve food material in cyanobacteria is in the form of:
a) Sucrose b) Starch c) Protiens d) Glycogen
ANSWER
Glycogen
261. New ribosomes are assembled in:
a) Cisternae b) Cristae c) Nucleolus d) Lysosome
ANSWER
Nucleolus
262. Trypanosoma is transmitted by the bite of:
a) Phytophthora infestans b) Mosquito anopheles c) TseTse fly d) Lices
ANSWER
Tse-Tse fly
263. Placoids are absent in:
a) Sharks b) Skates c) Rays d) Trout
ANSWER
Trout
264. The specific heat of vaporization of is:
a) 374 b) 474 c) 574 d) 674
ANSWER
574
265.Small pox is caused by Pox virus which is:
a) naked virus that contains DNA b) Robert whittekar c) virus with DNA and enveloped d) Corona virus
ANSWER
C
266. Amount of solar energy required to synthesize the 10mg of glucose during photosynthesis is:
a) 717.6 K cal b) 817.6 K cal c) 716.6 K cal d) 816.6 K cal
ANSWER
717.6 K cal
267. Amount of solar energy required to synthesize 10 grams of glucose is:
a) 617.6 Kcal b) 717.6 kcal c) 817.6 Kcal d) 917.6 Kcal
ANSWER
717.6 kcal
268. Binomial system of nomenclature was derived by:
a) E.Chatton b) Ernst Haeckel c) Robert Whittaker d) Carlous Linnaeus
ANSWER
Carlous Linnaeus
269. Binomial system of Nomenclature of organism was devised by:
a) Robert Whitaker b) Ernst Hackel c) E Chatton d) Carlous Linnaeus
ANSWER
Carlous Linnaeus
270. The amount of heat absorbed by a liquid when it changes into gas is called:
a) Heat capacity b) Heat of vapourization c) Specific heat d) Absorbed heat
ANSWER
Heat of vapourization
271. The dark reaction occurs in:
a) Cytoplasm b) Chloroplast c) Stroma d) Grana
ANSWER
Stroma
272. One complete heart beat lasts for:
a) 1.0 sec b) 0.8 sec c) 0.5 sec d) 2.0 sec
ANSWER
0.8 sec
273. The presence of notochord is the character of:
a) Arthropoda b) Mollusca c) Nematoda d) Chordate
ANSWER
Chordate
274. Porphyrin ring of chlorophyll is made up of four joined smaller:
a) Pyranose rings b) Pyrrole rings c) Furanose rings d) Phytol rings
ANSWER
Pyrrole rings
275. Any foriegn object that gain entry inside the cell is immediately engulfed by:
a) Lysosome b) Ribosome c) Peroxisome d) Glyoxisome
ANSWER
Lysosome
276. Garden snail belongs to class:
a) Gastropoda b) Cephalopoda c) Pelecypoda d) Arthropoda
ANSWER
Gastropoda
277. Enzymes involved in the synthesis of protien are integral part of:
a) Chloroplast b) Mitochondria c) Ribosomes d) Golgi complex
ANSWER
Ribosomes
278. Lungs of birds have thin walled ducts called:
a) Alveoli b) Trachea c) Bronchi d) Parabronchi
ANSWER
Parabronchi
279. Plastocyanin protien contains:
a) Iron b) Copper c) Magnesium d) Potassium
ANSWER
Copper
280. Study of tissue is called:
a) Morphology b) Anatomy c) Histology d) Microbiology
ANSWER
Histology
281. Which is odd one
a) influenza virus b) corona virus c) HIV d)tetnus
ANSWER
D
282. Rootless sporophyte is found in:
a) Psilopsida b) Lycopsida c) Sphenospida d) Pteropsida
ANSWER
Psilopsida
283. Hydra belongs to phylum:
a) Mollusca b) Cnidaria c) Annelida d) Arthropoda
ANSWER
Cnidaria
284. Parabronchi are found in the lungs of:
a) Amphibians b) Reptiles c) Birds d) Mammals
ANSWER
Birds
285. Percentage of carried in the form of bicarbonate in plasma is:
a) 65 b) 70 c) 75 d) 80
ANSWER
70
286. Horsetail belongs to subdivision:
a) Lycopsida b) Psilopsida c) Sphenopsida d) Pteropsida
ANSWER
Sphenopsida
287. Double fertilization is a special process found in:
a) Ferns b) Fungi c) Algae d) Angiosperms
ANSWER
Angiosperms
288. The cyclosis and amoeboid movements are due to:
a) Microtubules b) Microfilaments c) Intermediate filament d) All of these
ANSWER
Microfilaments
289. The ions involved in the opening and closing of stomata are:
a) Sodium b) Calcium c) Potassium d) Magnesium
ANSWER
Potassium
290. Citric acid is obtained from some species of:
a) Aspergillus b) Penicillium c) Saccharomyces d) Neurospora
ANSWER
Aspergillus
291. The biological name of sweat pea is:
a) Lathyrus Adoratus b) Arachis IIypogea c) Solanum Nigrum d) Lycopersicum Exculentum
ANSWER
Lathyrus Adoratus
292. Excretory organ in Annelids are:
a) Nephridia b) Flame cells c) Nephron d) Malpighian tubule
ANSWER
Nephridia
293. The pairs of lateral hearts in Earthworms are:
a) 3 b) 7 c) 5 d) 6
ANSWER
5
294. Tay Sach's disease results due to accumulation, in brain cells, of:
a) ions b) Glucose c) Protiens d) Lipids
ANSWER
Lipids
295. Lungs are covered with double membranous sac called as:
a) Pleura b) Pericardium c) Scrotum d) Diaphragm
ANSWER
Pleura
296. Circinate vernation refers to:
a) Leaf venation b) Leaf arrangement of the stem c) Development pattern of leaf d) Fertilization process
ANSWER
Development pattern of leaf
297. Magnesium of chlorophyll is replaced in haemoglobin by:
a) Calcium b) Potassium c) Iron d) Phosphorus
ANSWER
Iron
298. Clitoriaternatea is used against:
a) Dog bite b) Insect bite c) Horse bite d) Snake bite
ANSWER
Snake bite
299. The size of prokaryotic ribosomes is:
a) 30S b) 50S c) 70S d) 80S
ANSWER
70S
300. Reversible inhibitors form Weak linkage with the:
a) Enzyme b) Reactant c) Product d) Substrate
ANSWER
Enzyme
301. How much the air spaces comprise of the total volume of the leaf:
a) 20% b) 30% c) 40% d) 50%
ANSWER
40%
302. The main sites of exchange of gases in plants are:
a) Stomata b) Lenticel c) Cuticle d) Epidermis
ANSWER
Stomata
303. Primary involved in conjugation between bacterial cells:
a) Flagella b) Slime c) Capsule d) Pili
ANSWER
Pili
304. The pore by which the water leaves the body of sponges is called:
a) Ostia b) Mouth c) Anus d) Osculum
ANSWER
Osculum
305. The smallest known viruses that contain RNA in spherical capsid are the:
a) Herpes viruses b) Influenza viruses c) Polio viruses d) Pox viruses
ANSWER
Polio viruses
306. Common name for ancylostoma duodenale is:
a) Hook-worms b) Pin-worms c) Tape-worms d) Earthworms
ANSWER
Hook worm
307. Which is not found in secondary wall?
a) Lignin b) Cutin c) Pectin d) Silica
ANSWER
Pectin
308. Which one is the essential raw material for coenzymes?
a) Proteins b) Vitamins c) Carbohydrates d) Lipids
ANSWER
Vitamins
309. A technique that consists of isolating the normal gene and inserting it into the host through bone marrow
is:
a) Radiotherapy b) Chemotherapy c) Gene therapy d) Cloning
ANSWER
Gene therapy
310. Rust disease is caused by:
a) Puccinia b) Ustilago c) Rhizophus d) Yeast
ANSWER
Puccinia
311. Aquatic arthropods respire through:
a) Lungs b) Skin c) Gills d) Spiracles
ANSWER
Lungs
312. One or more small diploid micronuclei of ciliates function in:
a) Metabolism b) Growth c) Sexual process d) Excretion
ANSWER
Sexual process
313. The number of chromosomes in Dorsophila melanogaster is:
a) 26 b) 48 c) 8 d) 14
ANSWER
8
314. Number of airs sacs in birds is:
a) 6 b) 7 c) 8 d) 9
ANSWER
9
315. The excahange of gases between the organism and its environment is called:
a) Respiration b) External Respiration c) Cellular respiration d) Anaerobic respiration
ANSWER
External Respiration
316. Haeme portion of Haemoglobin contains an atom of:
a) Magnesium b) Iron c) Calcium d) Phosphorus
ANSWER
Iron
317. Magnesium is an important nutrient ion in green plants as its is an essential component of:
a) Cell Sap b) Protien c) Chlorophyll d) Glucose
ANSWER
Chlorophyll
318. Scientific name of Shisham is:
a) Capsicum annum b) Dalbergia sisso c) Cassia fistula d) Zea mays
ANSWER
Dalbergia sisso
319. Co-enzymes are closely related to:
a) Amino acids b) Non-protien particles c) Vitamins d) Enzymes
ANSWER
Vitamins
320. Pepsin is secreted by:
a) Mucus cell b) Zymogen cell c) Parietal cell d) Oxyntic cell
ANSWER
Zymogen cell
321. which plants group shows double two fertilization data time
a) Gymnosperms b) Angiosperms c) Bryophytes d) Pteridophytes
ANSWER
Angiosperms
322. The heart is enclosed in a double membranous sac called:
a) Epicardium b) Myocardium c) Pericardium d) Endocardium
ANSWER
Pericardium
323. A liter of water contains ml oxygen:
a) 10 b) 20 c) 30 d) 40
ANSWER
10
324. Hepatitis D is also called:
a) Serum hepatitis b) Infectious hepatitis c) Delta hepatitis d) Bacterial hepatitis
ANSWER
Delta hepatitis
325. Attraction between water-water molecules in xylem tissues is called:
a) Tension b) Adhesion c) Cohesion d) Imbibition
ANSWER
Cohesion
326. Excreteroy organs present in annelids are:
a) Flame cells b) Nephridia c) Malpighian tubules d) Kidneys
ANSWER
Nephridia
327. Two kinds of spores are present:
a) Lycopodium b) Selaginella c) Adiantum d) Anthoceros
ANSWER
Selaginella
328. Emphysema is a breakdown of:
a) Haemoglobin b) Alveoli c) Teeth d) Tissues
ANSWER
Alveoli
329. Sleeping sickness is spread by:
a) Testse fly b) Trypanosoma c) Mosquito d) Plasmodium
ANSWER
Testse fly
330. Which wave lenght of light is least absorbed by chlorophylls?
a) Yellow b) Violet c) Blue d) Orange
ANSWER
Yellow
331. Musci are commonly called:
a) Liverworts b) Mosses c) Hornworts d) Club mosses
ANSWER
Mosses
332. The product of succinic acid by the action of enzyme is:
a) Fumaric acid b) Malonic acid c) Citric acid d) Pyruvic acid
ANSWER
Fumaric acid
333. The botanical name of potato is:
a) Solanum nigrum b) Solanum melanogena c) Solanum tuberosum d) Solanum xanthocarpum
ANSWER
Solanum tuberosum
334. Coronary arteries supply blood to the:
a) Head b) Shoulders c) Heart d) Kidneys
ANSWER
Heart
335. Sugar is obtained from the juice of:
a) Oryza sativa b) Hordeum vulgare c) Sorghum vulgare d) Saccharum officinarum
ANSWER
Saccharum officinarum
336. Blood of Arthropods is:
a) Green colour b) Red color c) Brown colour d) Colourless
ANSWER
Colourless
337. Cell theory was finally formulated by:
a) Watson and Crick b) Schielden and Schwann c) Louis Pasteur d) Lorenz Oken
ANSWER
Schielden and Schwann
338. Cell Wall of Prokaryotic Organisms lacks cellulose, instead of cellulose its strenghtening material is:
a) Murein b) Cutin c) Wax d) Silica
ANSWER
Murein
339. Fungi reproduce asexually by means of:
a) Spores b) Conidia c) Budding d) All of these
ANSWER
All of these
340. In mollusks a blue coloured respiratory pigment is:
a) Haemoglobing b) Haemoerthyrin c) Haemocyanin d) Prothrombin
ANSWER
Haemocyanin
341. The uncontrolled production of white blood cells result in:
a) Leucaemia b) Thalassamia c) Oedema d) Asthma
ANSWER
Leucaemia
342. Single circuit heart is found in:
a) Birds b) Fishes c) Reptiles d) Mammals
ANSWER
Fishes
343. In Amoeba digestion is:
a) Intracellular b) Extracellular c) Both intracellular and extracellular d) No digeston
ANSWER
Intracellular
344. Peptidoglycan is absent in:
a) Eubacteria b) Cyanobacteria c) Archaeo Bacteria d) Gram negative bacteria
ANSWER
Archaeo Bacteria
345. A square of 4 cocci is termed as:
a) Tetrad b) Sarcina c) Diplococcus d) Streptococcus
ANSWER
Tetrad
346. The one that is a mammal:
a) Kangaroo b) Kiwi c) Frog d) Snake
ANSWER
Kangaroo
347. Loligo is an animal of Phylum mollusca which is commonly called:
a) Slug b) Garden snail c) Oyster d) Squid
ANSWER
Squid
348. Omnis Cellula -e- Cellula was hypothesized by:
a) Schleiden b) Rudolph Virchow c) Louis Pasteur d) Lorenz Oken
ANSWER
Rudolph Virchow
349. An outer flexible covering of ciliates is:
a) Sheath b) Cuticle c) Cell wall d) Pellicle
ANSWER
Pellicle
350. Which is used for lowering blood cholesterol:
a) Lovastatin b) Cylcosporine c) Penicillium d) Ergotin
ANSWER
Lovastatin
1st-year biology guess paper 2019
fsc part 1 biology chapter 1,mdcat biology past papers mcqs,fsc chemistry part 1 book 1 lecture,biolgy past papers,mdcat fsc biology chapter 1,bio guess paper fsc part 1 2019,fsc part 1,fsc biology mdcat 2020 chapter,guess for fsc part 1,uhs past papers,the past papers,fsc biology,1st biology guess paper 2019
Tags:
PAPERS