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Structural Organisation i question bank (Zoology)

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Q1.

Frog's heart when taken out of the body continues to beat for sometime.

Select the best option from the following statements:

(i) Frog is a poikilothermic

(ii) Frog does not have any coronary circulation

(iii) Heart is "myogenic" in nature

(iv) Heart is autoexcitable

(A)
Only (iii)
(B)
Only (iv)
(C)
(i) and (ii)
(D)
(iii) and (iv)
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Q2.

Select the correct route for the passage of sperms in male frogs.

(A)
Testes → Bidder's canal → Kidney → Vasa efferentia → Urinogenital duct → Cloaca
(B)
Testes → Vasa efferentia → Kidney → Seminal Vesicle → Urinogenital duct → Cloaca
(C)
Testes → Vasa efferentia → Bidder's canal → Ureter → Cloaca
(D)
Testes → Vasa efferentia → Kidney → Bidder's canal → Urinogenital duct → Cloaca
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