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MCQs

Total Questions : 61 | Page 1 of 7 pages
Question 1. The proteins that forms the walls of the microtubules are
  1.    actin
  2.    tubulin
  3.    pectin
  4.    hydroxyproline
 Discuss Question
Answer: Option B. -> tubulin
Answer: (b).tubulin
Question 2. The colour of flower is due to the presence of
  1.    chlorophyll
  2.    xanthophylls
  3.    florigen
  4.    chromoplast or anthocyanin
 Discuss Question
Answer: Option D. -> chromoplast or anthocyanin
Answer: (d).chromoplast or anthocyanin
Question 3. The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?
  1.    1:1
  2.    2:1
  3.    1:2
  4.    3:1
 Discuss Question
Answer: Option A. -> 1:1
Answer: (a).1:1
Question 4. What are the names of the two genders of haploid yeast cells?
  1.    A and Alpha
  2.    M and F
  3.    Y(a)and Y(b)
  4.    None of these
 Discuss Question
Answer: Option A. -> A and Alpha
Answer: (a).A and Alpha
Question 5. Neurospora is used as an experimental tool in
  1.    ecology
  2.    cytology
  3.    genetics
  4.    physiology
 Discuss Question
Answer: Option C. -> genetics
Answer: (c).genetics
Question 6. Gypsum is beneficial for
  1.    phosphorus enriched soil
  2.    water logged soil
  3.    alkaline soil
  4.    saline soil
 Discuss Question
Answer: Option C. -> alkaline soil
Answer: (c).alkaline soil
Question 7. Lichen involves two organisms as
  1.    virus and bacteria
  2.    algae and bacteria
  3.    algae and fungi
  4.    fungi and mosses
 Discuss Question
Answer: Option C. -> algae and fungi
Answer: (c).algae and fungi
Question 8. The study of interaction between living organism and environment is called
  1.    ecosystem
  2.    phytogeography
  3.    ecology
  4.    photosociology
 Discuss Question
Answer: Option C. -> ecology
Answer: (c).ecology
Question 9. A very common mutualistic, symbiotic relationship between a fungus and the roots of a plant is
  1.    lichen
  2.    mycorrhizal
  3.    ascomycete
  4.    basidiomycete
 Discuss Question
Answer: Option B. -> mycorrhizal
Answer: (b).mycorrhizal
Question 10. Archaeabacteria differ from the true bacteria as they have
  1.    different cell membrane lipids
  2.    cell wall composition
  3.    ribosomal RNA structure
  4.    growth not inhibited by antibiotics
 Discuss Question
Answer: Option B. -> cell wall composition
Answer: (b).cell wall composition

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