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

Question # 1

____________ is a co-enzyme.

Choose an answer

NAD⁺

NADH

AMP

None

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Question # 2

intensity of light is ........ at midday.

Choose an answer

Maximum

Minimum

Both

None

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Question # 3

At ..............°C the process of photosynthesis stops.

Choose an answer

20°C

30°C

25°C

45°cC

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Question # 4

Photosynthesis is a /an _____ process.

Choose an answer

Metabolic

Catabolic

Anabolic

Chemical

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Question # 5

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

Choose an answer

Leaves could not get 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

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Question # 6

Anaerobic respiration is of ......... types.

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Two

Three

Four

Five

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Question # 7

A cell hydrolyses ATP to ADP & inorganic phosphate & almost .............. Kcal energy is released.

Choose an answer

7.3 Kcal

7.4 Kcal

7.2 Kcal

7.5 Kcal

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Question # 8

All ............. cells are always performing functions.

Choose an answer

Living

Non-living

Both

None

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Question # 9

The clusters of photosynthetic pigments are called:

Choose an answer

Thylakoids

Photosystems

Carotenoids

Chlorophyll a & b

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Question # 10

The concentration of carbon dioxide in the environment is:

Choose an answer

0.3%

0.03%

3.01%

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Question # 11

Glycolysis takes place in ................. .

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Cytosol

Mitochondria

Lysosome

None

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Question # 12

The word photosynthesis is a combination of two ............. words.

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Greek

Latin

German

Freech

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Question # 13

______________ is an inorganic compound of carbon which have poor energy value.

Choose an answer

Glucose

ATP

CO₂

NADPH

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