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MCQs

Total Questions : 159 | Page 14 of 16 pages
Question 131. . Lysosomes are associated with
  1.    photosynthesis
  2.    respiration
  3.    storage
  4.    digestion
 Discuss Question
Answer: Option D. -> digestion
Question 132. . Chemical energy is supplied to eukaryotic cells by
  1.    chloroplasts and golgi complexes
  2.    mitochondria and ribosomes
  3.    mitochondria only
  4.    mitochondria and chloroplasts
 Discuss Question
Answer: Option D. -> mitochondria and chloroplasts
Question 133. . Tonoplast is a membrane around
  1.    cytoplasm
  2.    vacuole
  3.    nucleus
  4.    mitochondria
 Discuss Question
Answer: Option B. -> vacuole
Question 134. . A cell without cell wall is called
  1.    apoplast
  2.    protoplast
  3.    symplast
  4.    none of these
 Discuss Question
Answer: Option B. -> protoplast
Question 135. . Which part of a plant contains the male sex cell?
  1.    Ova
  2.    Style
  3.    Stamen
  4.    Pollen
 Discuss Question
Answer: Option D. -> Pollen
Question 136. .  "The universe tends towards maximum disorder" is stated by
  1.    first law of thermodynamics
  2.    second law of thermodynamics
  3.    third law of thermodynamics
  4.    none of the above
 Discuss Question
Answer: Option B. -> second law of thermodynamics
Question 137. . The cellular organelle associated with photosynthesis is the
  1.    golgi complex
  2.    mitochondrion
  3.    lysosome
  4.    chloroplast
 Discuss Question
Answer: Option D. -> chloroplast
Question 138. . Cellular metabolism is an example of
  1.    equilibrium metabolism
  2.    steady-state metabolism
  3.    a series of reactions occurring under standard conditions
  4.    a series of reactions that defy the second law of thermodynamics
 Discuss Question
Answer: Option B. -> steady-state metabolism
Question 139. . Which of the following is not an electron carrier class in the electron transport chain?
  1.    Flavoproteins
  2.    Cytochromes
  3.    Iron - sulfur proteins
  4.    Cytochrome c oxidase
 Discuss Question
Answer: Option D. -> Cytochrome c oxidase
Question 140. . Water content of active protoplasm is
  1.    10%
  2.    40%
  3.    70%
  4.    90%
 Discuss Question
Answer: Option D. -> 90%

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