- 1(current)
Q. No.The terms for ‘summer sleep’ and ‘winter sleep’ seen in frogs respectively are:
1. Aestivation and Hibernation
2. Hibernation and Aestivation
3. Diapause and Cryptobiosis
4. Cryptobiosis and Diapause
Subtopic: Frogs |
92%
From NCERT
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The correct taxonomic position of Rana tigrina would be:
| I: | Phylum | Chordata |
| II: | Subphylum | Vertebrata |
| III: | Superclass | Gnathostomata |
| IV: | Class | Tetrapoda |
| 1. | I and II only | 2. | III and IV only |
| 3. | I and III only | 4. | II and IV only |
Subtopic: Frogs |
79%
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Consider the given two statements:
| Assertion (A): | Frogs have the capability to change the colour and resemble their surroundings. |
| Reason (R): | They are poikilothermous animals. |
| 1. | (A) is True but (R) is False |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
| 3. | Both (A) and (R) are True and (R) correctly explains (A) |
| 4. | (A) is False but (R) is True |
Subtopic: Frogs | Frogs: Morphology |
87%
From NCERT
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The most common species of frog found in India is:
| 1. | Rana temporaria | 2. | Rana tigrina |
| 3. | Bufo bufo | 4. | Bufo melanostictus |
Subtopic: Frogs |
97%
From NCERT
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Frogs are beneficial for mankind because:
1. they are an important source of food all over the world.
2. toxins derived from them can cure many human ailments.
3. while burrowing, they loosen soil in arid environments making the soil highly fertile.
4. they eat insects and protect the crop.
1. they are an important source of food all over the world.
2. toxins derived from them can cure many human ailments.
3. while burrowing, they loosen soil in arid environments making the soil highly fertile.
4. they eat insects and protect the crop.
Subtopic: Frogs | How Frogs are Beneficial for Mankind? |
89%
From NCERT
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