PAPER BIOLOGY CLASS 9TH LAHORE BOARD FIRST GROUP 2018

MARKS: 60 OBJECTIVE+SUBJECTIVE=12+30+18=60 TIME: 2HOURS

Q1.ATTEMPT ALL QUESTIONS. ALL CARRY EQUAL MARKS

1. WHICH BLOOD VESSEL CARRY DEOXYGENATED BLOOD
· RENAL ARTERY
· AORTA
· PULMONARY VEIN
· PULMONARY ARTERY
2. IN A TISSUE CAPILLARIES JOIN TO FORM SMALL VEINS
· LUMEN
· VENULES
· CAPILLARIES
· ARETRIOLES

3. WHICH OF THESE CAN ENTER IN KREBS CYCLE
· GLUCOSE
· PYRUVIC ACID
· CITRIC ACID
· ACETYL COENZYME A

4. WHICH ORGANISM HAS COLONIAL ORGANIZATION

· MUSTARD PLANT
· AMOEBA
· FROG
· VOLVOX
5. SCIENTIFIC NAME OF THE HUMAN BEING IS

· ROSA INDICA
· PISUM SATIVUM
· ALLIUM CEPA
· HOMOSAPIENS
6. PHOTOGRAPH TAKEN THROUGH A MICROSCOPE IS CALLED

· MICROSCOPY
· MAGNIFICATION
· MICROGRAPH
· RESOLUTION

7. INDUCED FIT MODEL PROPOSED BY

· CAROLUS LINNAEUS
· DANIEL KOSHLAND
· EMIL FISCHER
· ROBERT HOOK
8. PROCESS OF BREAKDOWN OF LARGE DROPLETS OF LIPIDS IN SMALLER DROPLETS

· EMULSIFICATION

· ABSORPTION

· PERISTALSIS

· DIGESTION

9. BRANCH OF THE BIOLOGY DEALS WITH THE STUDY OF INSECTS IS CALLED
· PARASITOLOGY
· ANATOMY
· ENTOMOLOGY
· PHARMACOLOGY
10. WHICH STAGE OF CELL DIVISION IS DIFFERENT IN PLANT AND ANIMALS CELL

· METAPHASE
· ANAPHASE
· TELOPHASE
· CYTOKINESIS
11. MAJOR COMPONENT OF PLANT CELL WALL IS

· CHITIN
· PEPTIDOGLYCAN
· CELLULOSE
· CHOLESTEROL
12. TENTATIVE EXPLANATION OF OBSERVATION IS CALLED

· HYPOTHESIS
· DEDUCTION
· THEORY
· SCIENTIFIC LAW

ANSWERS

1.PULMONARY ARTERY

2.VENULES

3.ACETYLE COENZYME A

4-VOLVOX

5-HOMO SAPIENS

6-MICROGRAPH

7-DANIEL KOSHLAND

8-EMULSIFICATION

9-ENTOMOLOGY

10-CYTOKINESIS

11-CELLULOSE

12-HYPOTHESIS

LAHORE BOARD 2018 SUBJECTIVE PAPER(FIRST GROUP)

PART-1

Q2.WRITE SHORT ANSWERS TO ANY FIVE QUESTIONS(5.2=10)

DIFFERENTIATE BETWEEN MICROMOLECULE AND MACROMOLECULES WITH EXAMPLES
DEFINE BIOTECHNOLOGY
DIFFERENTIATE BETWEEN THEORY AND LAW
DESCRIBE DEDUCTION
WRITE SIMPLE CLASSIFICATION OF HUMAN
WRITE IMPORTANCE OF BIODIVERSITY
WHAT IS ENDOCYTOSIS? DESCRIBE ITS TYPES.
DIFFERENTIATE BETWEEN MAGNIFICATION AND RESOLUTION

Q3.WRITE SHORT ANSWERS TO ANY FIVE QUESTIONS(5.2=10)

WHAT IS ALTERNATION OF GENERATION
DIFFERENTIATE BETWEEN CHROMATIN AND CHROMOSOME
DEFINE CYTOKINESIS
WRITE DOWN NAMES OF ANY TWO ENZYMES
WHAT IS ACTIVATION ENERGY
DEFINE CELLULAR RESPIRATION
WHEN AND WHAT DISCOVERED BY KARL LOHMAN
WRITE DOWN NAMES OF TWO COMPOUND PRODUCED DURING RESPIRATION PROCESS

Q4.WRITE SHORT ANSWERS TO ANY FIVE QUESTIONS(5.2=10)

WRITE THE FUNCTION OF HCL AND PEPSIN
WHAT ARE THE EFFECTS OF DEFICIENCY OF IODINE ON THYROID GLANDS
WHAT IS NIGHT BLINDNESS
DIFFERENTIATE BETWEEN ABSORPTION AND ASSIMILATION
TRANSPIRATION MAY BE A HARMFUL PROCESS.WHY?
HOW IS PLASMA SEPARATED FROM BLOOD
BRIEFLY DESCRIBE THE FUNCTION OF PERICARDIAL FLUID

(PART II)

NOTE: ATTEMPT ANY TWO QUESTIONS(9.2=18)

Q5.a)WHICH PROFESSIONS CAN BE ADOPTED AFTER BIOLOGICAL STUDIES(4)

b)EXPLAIN THREE TYPES OF PLASTIDS(5)

Q6. a)DESCRIBE CHARACTERISTICS OF ENZYMES(ANY FIVE) (4)

b)DESCRIBE DIFFERENT STEPS OF LIGHT REACTION? ALSO, DRAW Z-SCHEME(5)

Q7. a)EXPLAIN THE IMPORTANCE OF WATER AND DIETARY FIBER IN FOOD(4)

b)COMPARE THE STRUCTURE AND FUNCTION OF ARTERY AND VEIN(5)

PAPER BIOLOGY CLASS 9TH LAHORE BOARD FIRST GROUP 2018

PAPER BIOLOGY CLASS 9TH LAHORE BOARD FIRST GROUP 2018

LAHORE BOARD 2018 SUBJECTIVE PAPER(FIRST GROUP)

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