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MCQs

Total Questions : 72 | Page 3 of 8 pages
Question 21. What is the chemical formula of chlorophyll a?
  1.    C₄₅H₇₂MgN₄O₅
  2.    C₅₅H₇₂MgN₄O₅
  3.    C₅₅H₇₂MnN₄O₅
  4.    C₄₅H₇₂MnN₄O₅
 Discuss Question
Answer: Option B. -> C₅₅H₇₂MgN₄O₅
Answer: (b).C₅₅H₇₂MgN₄O₅
Question 22. Chloroplast divide by binary fission.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 23. In which part of the plant, does photosynthesis takes place?
  1.    Peroxisomes
  2.    Glyoxisomes
  3.    Quantosomes
  4.    Lysosomes
 Discuss Question
Answer: Option C. -> Quantosomes
Answer: (c).Quantosomes
Question 24. Which pigment protects the photosystem from ultraviolet radiation?
  1.    Chlorophyll a
  2.    Chlorophyll b
  3.    Carotenoids
  4.    Anthocyanin
 Discuss Question
Answer: Option C. -> Carotenoids
Answer: (c).Carotenoids
Question 25. What disease is caused by the dysfunction of chloroplast?
  1.    Leaf spot
  2.    Blight spot
  3.    Leaf variegation
  4.    Powdery mildew
 Discuss Question
Answer: Option C. -> Leaf variegation
Answer: (c).Leaf variegation
Question 26. What is the name of the book written by Jan Ingenhousz, which explains the basis of photosynthesis?
  1.    Experiments upon Fruits
  2.    Experiments upon Vegetables
  3.    Experiments upon Plants
  4.    Experiments upon Animals
 Discuss Question
Answer: Option B. -> Experiments upon Vegetables
Answer: (b).Experiments upon Vegetables
Question 27. Photosystem II happens before photosystem I.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 28. What is the other name of Plastoquinol – plastocyanin reductase?
  1.    Cytochrome b₄f complex
  2.    Cytochrome b₅f complex
  3.    Cytochrome b₆f complex
  4.    Cytochrome b₅g complex
 Discuss Question
Answer: Option C. -> Cytochrome b₆f complex
Answer: (c).Cytochrome b₆f complex
Question 29. Which of the following amino acid is helpful in the synthesis of plastoquinone?
  1.    Valine
  2.    Isoleucine
  3.    Leucine
  4.    Tyrosine
 Discuss Question
Answer: Option D. -> Tyrosine
Answer: (d).Tyrosine
Question 30. What is the maximum wavelength of light photosystem II can absorb?
  1.    680nm
  2.    450nm
  3.    700nm
  4.    230nm
 Discuss Question
Answer: Option A. -> 680nm
Answer: (a).680nm

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