More Classes

5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject

Biology 9th Class English Medium Chapter 7 Online Test MCQs With Answers

Question # 1

Bactelio-chlorophyll is found in ............ .

Choose an answer

Virus

Bacteria

Both

None

Skip

Question # 2

The clusters of photosynthetic pigments are called:

Choose an answer

Thylakoids

Photosystems

Carotenoids

Chlorophyll a & b

Skip

Question # 3

The major energy currency of all cells is:

Choose an answer

ADP

ATP

AMP

P-bonds

Skip

Question # 4

How many percent of the light falling on the leaf surface is absorbed:

Choose an answer

Skip

Question # 5

.................. does not require sunlight.

Choose an answer

Photosynthesis

Respiration

Both

None

Skip

Question # 6

................ are called accessory pigments.

Choose an answer

Chlorophyll II

Xanthophyll

Carotenoids

All

Skip

Question # 7

Photosynthesis is a /an _____ process.

Choose an answer

Metabolic

Catabolic

Anabolic

Chemical

Skip

Question # 8

When a plant was kept in darkness for many days, its leaves turnes yellow. Why?

Choose an answer

Leaves could not yet oxygen and so there was no photosynthesis

Leaves could not get light and so there was no respiration

Leaves could not get oxygen and so there was no respiration

Leaves could not get light and so there was no photosynthesis

Skip

Question # 9

krebs cycle occurs in ................. .

Choose an answer

Cytoplasm

Mitochondria

Lysosome

Nucleus

Skip

Question # 10

The visible portion of sunlight consist of ............... colours.

Choose an answer

Four

Five

Six

Seven

Skip

Question # 11

The concentration of carbon dioxide in the environment is:

Choose an answer

0.3%

0.03%

3.01%

Skip

Question # 12

Which of the following chemical is used to identify the starch in leaves?

Choose an answer

KOH

KHCO₃

Ethanol

Iodine solution

Skip

Back