EASY
Earn 100
Teeth in frog are
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Important Questions on Structural Organisation in Animals
HARD
Select the correct route for the passage of sperms in male frogs.
MEDIUM
Assertion (A): During pulmonary respiration in frog, buccopharyngeal cavity acts like a force pump.
Reason (R): When the floor of buccopharyigeal cavity is lowered, air forces the glottis to open and reach the lungs.
The correct option among the following is:
EASY
In a frog, if a hole is punched in the floor of its buccal cavity, then the frog will not die as
MEDIUM
In frog, the elimination of nitrogenous wastes is carried out by a well developed excretory system. The excretory system consists of
a. One pair of kidney
b. Ureters
c. Cloaca
d. Urinary bladder
e. Urethra
EASY
_______ is absent in frog.
EASY
In water, ______ acts as the aquatic respiratory organ of frog.
MEDIUM
Frog respires through ______ during hibernation and aestivation.
EASY
The figure given here shows diagrammatic representation of internal organs of frog.
Identify to and select the correct option.
EASY
Layer of actively dividing cells in skin of frog is termed as stratum
EASY
Which of the following is not observed in Rana tigrina?
EASY
The forelimbs of frog do not contain:
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The body of frog is divisible into
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Closed circulatory system occurs in
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Poikilothermy due to mixing of pure and impure blood arises in
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Bidder’s canal is found in:
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Which of the following is correct w.r.t. Rana tigrina?
EASY
Identify the wrong statement:
EASY
Cotyledons are also called-
EASY
Skin is a respiratory organ in
