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MCQs

Total Questions : 275 | Page 2 of 28 pages
Question 11. Morula has a disc shaped mass of cells having two or more layers in thickness called
  1.    blastoderm
  2.    epiblast
  3.    hypoblast
  4.    somatic mesoderm
 Discuss Question
Answer: Option A. -> blastoderm
Answer: (a).blastoderm
Question 12. Recent studies prove that development depends on position of
  1.    nucleus
  2.    white matter
  3.    gray crescent
  4.    yolk
 Discuss Question
Answer: Option C. -> gray crescent
Answer: (c).gray crescent
Question 13. Fact that each cell contains all genetic information of original zygote was proved by
  1.    spemann
  2.    hammerlings
  3.    hans driesch
  4.    darwin
 Discuss Question
Answer: Option C. -> hans driesch
Answer: (c).hans driesch
Question 14. In differentiation process, cambium responsible for secondary growth is recognized during
  1.    stage one
  2.    stage two
  3.    stage three
  4.    stage four
 Discuss Question
Answer: Option C. -> stage three
Answer: (c).stage three
Question 15. Process of formation of central nervous system is called
  1.    gastrulation
  2.    centralization
  3.    neurulation
  4.    blastulation
 Discuss Question
Answer: Option C. -> neurulation
Answer: (c).neurulation
Question 16. Effect of auxin diffusing from apical bud on lateral shoots is known as
  1.    promoting effect
  2.    compensatory effect
  3.    inhibitory effect
  4.    supporting effect
 Discuss Question
Answer: Option C. -> inhibitory effect
Answer: (c).inhibitory effect
Question 17. Blastula stage is characterized by presence of
  1.    blastoderm
  2.    blastocoele
  3.    neural plate
  4.    coelom
 Discuss Question
Answer: Option B. -> blastocoele
Answer: (b).blastocoele
Question 18. Anterior end of neural groove, forms future
  1.    liver
  2.    spinal cord
  3.    heart
  4.    brain
 Discuss Question
Answer: Option D. -> brain
Answer: (d).brain
Question 19. Blastoderm splits during
  1.    neurulation
  2.    gastrulation
  3.    blastulation
  4.    pompulation
 Discuss Question
Answer: Option B. -> gastrulation
Answer: (b).gastrulation
Question 20. Anterior end of primitive streak is occupied by
  1.    mesodermal cells
  2.    notochordal cells
  3.    endodermal cells
  4.    ectodermal cells
 Discuss Question
Answer: Option B. -> notochordal cells
Answer: (b).notochordal cells

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