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MCQs

Total Questions : 94 | Page 10 of 10 pages
Question 91. Which of these features are not of chlorophyll?
  1.    It has Mg²⁺ as the central metal ion
  2.    It has cyclopentanone ring fused with a pyrrole ring
  3.    It has a planer tetrapyrrole ring structure
  4.    It is water-soluble pigment
 Discuss Question
Answer: Option D. -> It is water-soluble pigment
Answer: (d).It is water-soluble pigment
Question 92. Name the pigment which is responsible for the yellow color of leaves in autumn and orange color of carrots?
  1.    Phycobilins
  2.    Chlorophylls
  3.    Carotenoids
  4.    Bacteriochlorophyll
 Discuss Question
Answer: Option C. -> Carotenoids
Answer: (c).Carotenoids
Question 93. Name the mechanism which prevents photo-oxidative damage in plants?
  1.    Photosynthesis
  2.    Photorespiration
  3.    Photoprotection
  4.    Phytoprotection
 Discuss Question
Answer: Option C. -> Photoprotection
Answer: (c).Photoprotection
Question 94. Accessory pigments absorb light at more wavelengths as compared to chlorophyll.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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