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9th Class Biology Chapter 7 Bioenergetics English Medium KPK Boards Online Mcqs MCQs With Answers

Question # 1

.......... is the most abundant .

Choose an answer

Chlorophyll a

Chlorophyll b

Chlorophyll c

Chlorophyll d

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Question # 2

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

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20°C

30°C

25°C

45°cC

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Question # 3

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

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Four

Five

Six

Seven

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Question # 4

Light reaction takes place in the ...... of chloroplast.

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Granum

Strome

Intergrana

All

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Question # 5

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 # 6

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

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KOH

KHCO₃

Ethanol

Iodine solution

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Question # 7

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

Choose an answer

Photosynthesis

Osmosis

Diffusion

Respiration

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Question # 8

Exchange of water vapours and gases occurs in leaf through:

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Stomata

Epidermics

Xylem

Phloem

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Question # 9

By-Product of Photosynthesis is:

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Glucose

Carbon dioxide

Oxygen

None of these

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Question # 10

............... is abbreviated from Adenosine Tri Phosphate.

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ATP

ADP

AMP

All

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Question # 11

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

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Virus

Bacteria

Both

None

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Question # 12

Chlorophyll is complex .............. compound.

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Organic

Inorganic

Both

None

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Question # 13

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

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Photosynthesis

Respiration

Both

None

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