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Free chapter-wise Biology MCQs with answers for MDCAT, FSc and entry tests.
Carotenoid contains:
A) Carotenes
B) Xanthophylls
C) Chlorophyll-C
D) Both (a) and (b)
Chlorophyll is protected from intense light by:
A) Plant hormones
B) Carotenoids
C) Plant-enzymes
D) Water present in mesophyll tissue
Accessory pigments are:
A) Red-Yellow-Green
B) Red-Orange-Blue
C) Orange-Blue-Green
D) Red-Orange-Yellow
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
Carotenoids pigments are:
A) Yellow, Red, Green, Blue
B) Orange, Yellow, Red, Brown
C) Green, Yellow, Blue, Brown
D) Blue, Red, Green, Yellow
Redox action takes place during the process of:
A) Respiration
B) Photosynthesis
C) Growth
D) Both (a) and (b)
Excited electrons from photo system-II are captured by:
A) PC
B) PQ
C) Cytochrome-b
D) Pentamerous
The product of light reaction travel from:
A) Cristae to stroma
B) Stroma to grana
C) Grana to cristae
D) Grana to stroma
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