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MCQs

Total Questions : 139 | Page 13 of 14 pages
Question 121. The direct source of energy in the life processes of life is
  1.    catabolize reaction
  2.    anatomize reaction
  3.    redox reaction
  4.    saturated reaction
 Discuss Question
Answer: Option C. -> redox reaction
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 122. The energy released by the breakdown of one phosphate bond is
  1.    5.8 kcal
  2.    7.3 kcal
  3.    8.3 kcal
  4.    9.2 kcal
 Discuss Question
Answer: Option B. -> 7.3 kcal
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 123. The constant energy flow in organisms to carry out life activities is comprised of
  1.    transformation of energy
  2.    acquisition of energy
  3.    usage of energy
  4.    all of above
 Discuss Question
Answer: Option B. -> acquisition of energy
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 124. The bonds present in fuel molecules that are broke down by oxygen in the burning process are
  1.    C-H bonds
  2.    D-H bonds
  3.    M-H bonds
  4.    O-H bonds
 Discuss Question
Answer: Option A. -> C-H bonds
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 125. The rate of photosynthesis becomes constant in
  1.    lower level of red light
  2.    higher light intensity
  3.    lower light intensity
  4.    higher level of red light
 Discuss Question
Answer: Option B. -> higher light intensity
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 126. The number of ATP produced by FADH2 is
  1.    five
  2.    four
  3.    three
  4.    two
 Discuss Question
Answer: Option D. -> two
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 127. The process photosynthesis is classified as
  1.    carbonic process
  2.    catabolic process
  3.    anabolic process
  4.    metabolic process
 Discuss Question
Answer: Option C. -> anabolic process
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 128. The food is oxidized in cellular respiration in the form of
  1.    CO₂
  2.    C₂
  3.    O₂
  4.    H₂O
 Discuss Question
Answer: Option A. -> CO₂
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 129. The molecule of glucose is equal to
  1.    (6-C)
  2.    (2-C)
  3.    (5-C)
  4.    (7-C)
 Discuss Question
Answer: Option A. -> (6-C)
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 130. The loss of electrons in hydrogen atoms is known as
  1.    anabolism
  2.    oxidation
  3.    catabolism
  4.    reduction
 Discuss Question
Answer: Option B. -> oxidation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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