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

Question # 1

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

Choose an answer

KOH

KHCO₃

Ethanol

Iodine solution

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Question # 2

Chlorophyll pigment absorbs maximum light in wavelengths of:

Choose an answer

Green and blue

Green and red

Green only

Red and blue

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Question # 3

ATP molecule was discovered by:

Choose an answer

Fritz Lipmann

Calvin

Karl Lohmann

Hans krebs

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Question # 4

................. is called energy currency of cell.

Choose an answer

ADP

ATP

AMP

All

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Question # 5

The air enters the leaf through __________

Choose an answer

Pits

Stomata

Mesophyll

Xylem vessels

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Question # 6

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

Choose an answer

Chlorophyll II

Xanthophyll

Carotenoids

All

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Question # 7

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

Choose an answer

Granum

Strome

Intergrana

All

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Question # 8

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

Choose an answer

Greek

Latin

German

Freech

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Question # 9

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

Choose an answer

Organic

Inorganic

Both

None

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Question # 10

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

Choose an answer

Four

Five

Six

Seven

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Question # 11

The raw materials in photosynthesis are:

Choose an answer

Water, Oxygen

CO₂, O₂

Water , CO₂

Glucose , Water

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Question # 12

Electrons are passed to ETC to produce:

Choose an answer

AMP

ATP

ADP

NAD⁺

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Question # 13

When we work hard we suffer form muscle fatigue muscle cells.

Choose an answer

Carry out aerobic respiration and so accumulate more CO₂

Carry out anaerobic respiration and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so are tired

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