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Q. No.Identify the correct statements regarding the frog:
I:
In water, the skin acts as an aquatic respiratory organ (cutaneous respiration).
II:
On land, the buccal cavity, skin and lungs act as the respiratory organs.
1.
Only I
2.
Only II
3.
Both I and II
4.
Neither I nor II
Subtopic: Frogs: Anatomy (Respiratory System) |
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Regarding frog:
I: They do not have a lymphatic system.
II: They have a very long alimentary canal.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I: They do not have a lymphatic system.
II: They have a very long alimentary canal.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Frogs: Anatomy (Digestive System) | Frogs: Anatomy (Circulatory System) |
77%
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Which of the following cells is not likely to be found in a section of areolar tissue?
| 1. | Macrophage | 2. | Fibroblast |
| 3. | Mast cell | 4. | Chondrocyte |
Subtopic: Connective Tissue |
91%
From NCERT
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The number of ova, a mature female frog can lay at a time, may reach up to
| 1. | 20 | 2. | 500 |
| 3. | 1000 | 4. | 3000 |
Subtopic: Frogs: Anatomy (Female Reproductive System) |
76%
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Identify the correct statements regarding frog:
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | The ear in frog is an organ of hearing but not of balancing. |
| II: | There are 10 pairs of cranial nerves arising from the brain in a frog. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Frogs: Anatomy (Nervous System) |
77%
From NCERT
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The forebrain of frog does not include:
| 1. | olfactory lobes | 2. | cerebral hemispheres |
| 3. | diencephalon | 4. | optic lobes |
Subtopic: Frogs: Anatomy (Nervous System) |
58%
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How many of the given statements regarding the digestive system of frog are correct?
| 1. | The alimentary canal is short because frogs are carnivores. |
| 2. | Liver secretes bile that is stored in the gallbladder. |
| 3. | Food is captured by the bi-lobed tongue. |
| 4. | The duodenum receives bile from gallbladder and pancreatic juice from pancreas through a common bile duct. |
| 5. | The undigested solid waste moves into the rectum and passes through cloaca. |
1. 2
2. 3
3. 4
4. 5
Subtopic: Frogs: Anatomy (Digestive System) |
77%
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Consider the given two statements
| Assertion (A): | The metamorphosis in a frog is not regarded as holometabolous. |
| Reason (R): | Frog metamorphosis does not involve a pupa stage. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A). |
| 3. | (A) is True, (R) is False. |
| 4. | (A) is False, (R) is False. |
Subtopic: Frogs: Anatomy (Female Reproductive System) |
54%
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The ventricle in the heart of the frog opens into a sac-like structure called as:
1. Sinus Venosus
2. Conus Arteriosus
3. Truncus Arteriosus
4. Vasa Vasorum
1. Sinus Venosus
2. Conus Arteriosus
3. Truncus Arteriosus
4. Vasa Vasorum
Subtopic: Frogs: Anatomy (Circulatory System) |
66%
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Male frogs can be distinguished from the female frogs by the presence of
1. Only A is correct
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
| A: | A sound-producing vocal sac |
| B: | A copulatory pad on the first digit of the forelimbs |
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
Subtopic: Frogs: Anatomy (Male Reproductive System) |
86%
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