Biology MCQs

Biology

Bio - Energetics


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#9

Carotenoid contains:

A) Carotenes

B) Xanthophylls

C) Chlorophyll-C

D) Both (a) and (b)

Answer:   D
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#10

Chlorophyll is protected from intense light by:

A) Plant hormones

B) Carotenoids

C) Plant-enzymes

D) Water present in mesophyll tissue

Answer:   B
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#11

Accessory pigments are:

A) Red-Yellow-Green

B) Red-Orange-Blue

C) Orange-Blue-Green

D) Red-Orange-Yellow

Answer:   D
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#12

Pigment combination of a carotenoid is:

A) Blue, green, brown, or red

B) Orange, yellow, blue, or brown

C) Yellow, orange, red, or brown

D) Blue, red, orange, or brown

Answer:   C
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#13

Carotenoids pigments are:

A) Yellow, Red, Green, Blue

B) Orange, Yellow, Red, Brown

C) Green, Yellow, Blue, Brown

D) Blue, Red, Green, Yellow

Answer:   B
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#14

Redox action takes place during the process of:

A) Respiration

B) Photosynthesis

C) Growth

D) Both (a) and (b)

Answer:   D
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#15

Excited electrons from photo system-II are captured by:

A) PC

B) PQ

C) Cytochrome-b

D) Pentamerous

Answer:   B
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#16

The product of light reaction travel from:

A) Cristae to stroma

B) Stroma to grana

C) Grana to cristae

D) Grana to stroma

Answer:   D
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