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

Question # 1

The clusters of photosynthetic pigments are called:

Choose an answer

Thylakoids

Photosystems

Carotenoids

Chlorophyll a & b

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Question # 2

......... is one of raw material for photosynthesis .

Choose an answer

Oxygen

Water

Carbon Dioxide

Nitrogen

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Question # 3

Redox reactions involve exchange of ____________

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Electrons

Protons

Neutrons

Atoms

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Question # 4

The purpose of respiration is to ................ energy.

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Absorb

Release

Both

None

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Question # 5

Fermenting powers of bacteria are used in making:

Choose an answer

Soya sauce

Bread

Cheese

Cheese and yogurt

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Question # 6

One molecule of glucose when broken down into CO2 H2O in aerobic respiration generates ........... ATP molecules.

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36 ATP

37 ATP

38 ATP

None of them

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Question # 7

In which compound of the leaf cells, chlorophyll is present?

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Stroma

Thylakoids

Plasma membrane

Cytoplasm

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Question # 8

The double membrane enveloped of chloroplast surrounds a large ventral space called ............ .

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Strome

Grana

Intergrane

Thylakoid

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Question # 9

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

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Virus

Bacteria

Both

None

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Question # 10

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

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Chlorophyll II

Xanthophyll

Carotenoids

All

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Question # 11

The water from the soil enters into the root hairs by the process of

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Photosynthesis

Osmosis

Diffusion

Respiration

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Question # 12

Any environment factor, the absence or deficiency of which can decrease the rate of a metabolic reaction known as:

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Unlimited factor

Limiting factor

Both

None

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Question # 13

In which of the following steps of respiration CO₂ is produced?

Choose an answer

Glycolysis

Krebs cycle

Electron transport chain

All of these

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