MEHRAN COLLEGE OF COMMERCE & SCIENCES
MIRPUR (AJK)
BIOLOGY (CLASS 9TH) OBJECTIVE
NAME:______________ TOTAL MARKS:12
Each question has four possible answers. Tick (✔) the correct answer. No cutting or overwriting is
allowed. (12 × 1 = 12)
1. Which of these does not A Amoeba B Volvox C Paramecium D Euglena
represent unicellular
organization
2. Which of these major A Carbon B Hydrogen C Nitrogen D Oxygen
bioelement is in the highest
% in protoplasm
3. A hypothesis must be; A Testable B Based on C Correct D Both A & B
observations
4. The scientific name of A Allium cepa B Apis cerana C Homo sapiens D None of these
onion is
5. An organelle which A Golgi Apparatus B Mitochondria C Ribosomes D Cell wall
produces energy in the cell
6. Robert Brown discovered A Lipids B Liginin C Nucleus D Ribosomes
________ in cells
7. In flowering plant meiosis A Fruits B Flowers C Stems D Leaves
occurs in
8. Trypsin enzymes works in A Small intestine B Mouth C Large intestine D Stomach
9. Karl Lohman discovered A 1928 A.D B 1929 A.D C 1930 A.D D 1931 A.D
ATP in
10. The part of the digestive A Oral cavity B Stomach C Duodenum D Oesophagus
system where no digestion
take place
11. The complex carbohydrate A Glucose B Lactose C Sucrose D Starch
consisting of many sugar
unit is;
12. When temperature increases A Decreases B Increases C Becomes D None of these
the rate of transpiration constant
will
MEHRAN COLLEGE OF COMMERCE & SCIENCES
MIRPUR (AJK)
BIOLOGY (CLASS 9TH) SUBJECTIVE
TOTAL MARKS: 48 Time Allowed: 1 Hour and 45 Minutes
SECTION-I
Short Answer Questions
Q2. Write short answers of any five parts. (2 × 5 = 10)
i Briefly describe tissue level. ii Define Entomology & Pharmacology.
iii What is data? iv Give comparison b/w ratio and proportion?
v Give two examples from Kingdom Monera? vi Give aims of classification?
vii Define meiosis. When it was discovered? viii Define cell cycle. Give the name of its two periods
in eukaryotic cells
Q3. Write short answers of any five parts: (2 × 5 = 10)
i What is meant by carrier protein. Give its function? ii Define Meristematic tissue. Name its two main
kinds.
iii Give comparison b/w cofactors and coenzymes. iv Briefly describe vacuoles?
v What is active site? Give its function. vi Give the uses of enzyme in food industry?
vii What is meant by ATP. Give the name of its viii Explain bioenergetics with examples?
subunits
Q4. Write short answers of any five parts: (2 × 5 = 10)
i Write two sources of Vitamin C? ii What are proteins? Give its two uses.
iii What is thalassaemia? iv Differentiate b/w nutrition and nutrients?
v Where are cardiovascular disorders? vi Differentiate b/w lymphocytes and monocytes?
vii What is fertilizer? Write name of its types. viii What is external respiration?
SECTION-II
Note: Attempt any two questions. (9 × 2 = 18)
5. (a)Write down the contribution of Jaber-bin-hayan & Bu-Ali- (4)
Sena in the field of biology? (5)
(b)Explain how habitat loss & deforestation prove harmful for
biodiversity.
6. (a) How does the temperature & pH affect enzyme activity? (4)
(b) What are connective tissues? Describe any four types of connective tissues. (5)
7. (a) Write a note on carbohydrates. (4)
(b) What is blood? Explain white blood cells in detail. (5)
