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Entry Test MCQ :: Growth and Development


31.  Peripheral part of blastoderm making contact with yolk is called
A. Area pellucida B. Area opaca
C. Blastocoel D. Area plana

32.  Cavity formed between somatic and splanchnic mesoderm is called
A. Gastrocoele B. Blastocoele
C. Coelom D. Neurocoele

33.  Mechanism of development was explained by
A. Hans Dietrisch B. Spemann
C. Both a and b D. Haemmerling

34.  Which statement is correct about gray crescent?
A. A pigmented area that appears at time of fertilization B. A pigment free area that disappears at the time of fertilization
C. A hyperpigmented area that is present in the embryo D. A pigment free area that appears at time of fertilization

35.  Which statement is incorrect?
A. Fertilized egg of an ascidian contains cytoplasm of four colours B. Yellow cytoplasm gives rise to gut
C. Grey equatorial cytoplasm gives rise to notochord. D. Grey vegetal cytoplasm gives rise to gut

36.  Acetabularia crenulata has
A. Irregular shaped cap B. Regular shaped cap
C. Irregular while young and regular while adult D. No cap

37.  Which statement is correct?
A. Ectodermal cells have effect on mesodermal cells to induce differentiation B. Mesodermal cells stimulate ectodermal cells to form nervous system
C. Endodermal cells stimulate ectodermal cells D. All are correct

38.  Negative physiological changes in our body is called
A. Teratology B. Aging
C. Regeneration D. Embryonic induction

39.  Study of aging is
A. Teratology B. Embryology
C. Gerontology D. Pathology

40.  The ability to regain or recover the lost or injured part of body is
A. Aging B. Regeneration
C. Abnormal development D. Primary induction




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