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MCQs

General Biology

Total Questions : 1232 | Page 8 of 124 pages
Question 71. During oxygen (O₂) debt, the lactic acid (C₃H₆O₃) is removed from
  1.    liver
  2.    muscles
  3.    lungs
  4.    mucus
 Discuss Question
Answer: Option B. -> muscles
Answer: (b).muscles
Question 72. In respiration , oxidation helps in
  1.    photosynthesis
  2.    conversion of chemical energy into potential energy
  3.    conversion of radiant energy into chemical energy
  4.    conversion of potential energy into chemical energy
 Discuss Question
Answer: Option B. -> conversion of chemical energy into potential energy
Answer: (b).conversion of chemical energy into potential energy
Question 73. During oxygen debt, the lactic acid is transferred from muscles to
  1.    liver
  2.    muscles
  3.    lungs
  4.    mucus
 Discuss Question
Answer: Option A. -> liver
Answer: (a).liver
Question 74. In order to recover the fatigue, the lactic acid is
  1.    taken to muscles
  2.    taken away from muscles
  3.    converted to galactose
  4.    converted to glucose
 Discuss Question
Answer: Option D. -> converted to glucose
Answer: (d).converted to glucose
Question 75. In respiration oxygen debt refers to the amount of
  1.    oxygen required for oxidation
  2.    oxygen lent to other muscles
  3.    oxygen required to oxidize lactic acid
  4.    oxygen required in rigorous running and physical activities
 Discuss Question
Answer: Option C. -> oxygen required to oxidize lactic acid
Answer: (c).oxygen required to oxidize lactic acid
Question 76. The function of photosynthesis is taken up by green shoots in
  1.    hydrophytes
  2.    xerophytes
  3.    herbaceous
  4.    cortex
 Discuss Question
Answer: Option B. -> xerophytes
Answer: (b).xerophytes
Question 77. In an ecosystem, Pneumatophores grow
  1.    downward in water
  2.    downward in soil
  3.    upward in water
  4.    upward in soil
 Discuss Question
Answer: Option C. -> upward in water
Answer: (c).upward in water
Question 78. In order to reduce water loss, plants may
  1.    shed leaves
  2.    depend on peripheral layer of root
  3.    will show cell division in shoot apex
  4.    get rid of stomata
 Discuss Question
Answer: Option A. -> shed leaves
Answer: (a).shed leaves
Question 79. Plants capable to survive conditions of extreme drought are
  1.    xerophytes
  2.    hydrophytes
  3.    cortex
  4.    herbaceous
 Discuss Question
Answer: Option A. -> xerophytes
Answer: (a).xerophytes
Question 80. In ecology, Avicenna is an example of
  1.    hydrophytes
  2.    xerophytes
  3.    saprophytes
  4.    spectophyte
 Discuss Question
Answer: Option A. -> hydrophytes
Answer: (a).hydrophytes

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