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Q. No.Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements choose the correct answer from the options given below:
| Assertion (A): | Rana tigrina is cold-blooded or poikilotherm. |
| Reason (R): | Its body temperature varies with the temperature of the environment. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Â Frogs: Morphology |
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The frog:
| 1. | drinks a lot of water and passes a lot of dilute urine. |
| 2. | drinks only some water and meets its requirements from metabolic water. |
| 3. | drinks only some water and passes a highly concentrated urine |
| 4. | never drinks water but absorbs it through the skin. |
Subtopic: Â Frogs: Morphology |
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Which of the following statements regarding morphology of frog is not true?
| I: | Above the mouth, a pair of nostrils is present. |
| II: | Eyes are bulged and covered by a nictitating membrane that protects them while on land. |
| III: | On either side of eyes, a membranous tympanum (ear) receives sound signals. |
1. Only II
2. Only II and III
3. Only I
4. None, all statements are correct
Subtopic: Â Frogs: Morphology |
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Q. No.
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