MCQs of biology 1st-year chapter 14 ONLINE QUIZ
MULTIPLE CHOICE ANSWERS QUESTIONS BIOLOGY QUIZ
QUIZ ON CIRCULATORY SYSTEM CLASS 11 PART IST
INVERTEBRATES MCQS QUIZ BIOLOGY TEXTBOOK QUESTIONS
1. The composition of materials flowing in phloem has been studied by using:
a) Wasps b) Birds c) Fruit d) Aphids
2. The membrane of vacuoles is:
a) Pleural b) Tonoplast c) Epiplast d) None of them
3. The intracellular oedema is caused by osmosis of water into the:
a) Cells b) Tissue c) Muscles d) None of them
4.T-cells recognizes:
a) Antibody b) Antigen c) Immunogen d) Both b & c
5. _______prevents the backflow of lymph.
a) Activity of skeletal muscles b) Movement of viscera c) Breathing movements and the valves d) All of them
6. Most of blood plasma proteins are synthesized in the:
a) Muscles b) Liver c) Lymphatic system d) None of them
7.There are _________ chambers of heart.
a) 2 b) 3 c) 4 d) 5
8._______% of white cells are monocytes.
a) 69 b) 33 c) 3 d) None of them
9. Papillary muscles which are extensions of the walll of the___________.
a) Left ventricle b) Right ventricle c) Left aterium d) Right aterium
10.______of total transpiration in a plant is stomatal
a) 1-2% b) 7-8% c) 90% d) 1%
11.In embryonic life, erythrocytes are found in the:
a) Bone marrow b) Spleen c) Liver d) Both b & c
12. Myelogenous cells are found in the:
a) Bone marrow b) Blood c) Muscles d) Liver
13. The pressure exerted by the protoplast against the cell wall is called:
a) Plasmolysis b) Pressure c) Turgidity d) Power
14. The cell wall of epidermal cells of roots is___________permeable to water and other minerals.
a) Selectively b) Partially c) Freely d) None of them
15. In facilitated diffusion, the carrier molecules are:
a) Glycolipids b) Proteins c) Glycoprotein d) All of them
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16. The diastolic pressure in normal individuals ranges between:
a) 60-70mm Hg b) 75-85 m Hg c) 75-85 mm Hg d) 70-80 mm Hg
17.Lymph capillaries join to form larger and larger vessels and ultimately form_________duct۔
a) Subclavian lymph b) Sciatic lymph c) Thoracic lymph d) None of them
18. A rye plant less than one meter tall has some 14 million branch roots of a combined length of:
a) 6 Km b) 60 Km c) 600 Km d) None of them
19.The plasma proteins constitute __________% by weight of the blood plasma.
a) 3-7 b) 7-9 c) 9-17 d) 11-19
20. How many factors of bleeding are there?
a) 1 b) 2 c) 3 d) 4
21.Monocytes stay from _______hours in the blood.
a) 5-10 b) 10-20 c) 20-60 d) None of them
22.The guard cells are normally______shaped.
a) Dumble b) Bean-seed c) Oval d) Both a & b
23.Heartbeat involves ________distinct stages.
a) 1 b) 2 c) 3 d) 4
24.The rate of transpiration doubles by every rise of __________ in temperature.
a) 1 °C b) 7 °C c) 10 °C d) 22 °C
25. Myelogenous cells are found in the:
a) Liver b) Muscles c) Bone marrow d) None of them
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