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Which of the following statement is incorrect regarding a frog?
| 1. | Digestive system without salivary gland |
| 2. | Respiratory system without intercostal muscles |
| 3. | Circulatory system without SA node. |
| 4. | Reproductive system without copulatory organs. |
Subtopic: Â Frogs: Anatomy (Circulatory System) |
Level 3: 35%-60%
Hints
Unlike RBCs in humans, the RBCs of frog:
| I: | are nucleated |
| II: | contain haemoglobin |
| 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: Â Frogs: Anatomy (Circulatory System) |
Level 3: 35%-60%
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Consider the given statements:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | The heart of a frog has three chambers, two atria and one ventricle. |
| II: | The blood from the heart is carried to all parts of the body by the veins (venous system). |
| III: | The lymphatic system in frogs consists of lymph, lymph channels, and lymph nodes. |
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Â Frogs: Anatomy (Circulatory System) |
 60%
Level 2: 60%+
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Sinus venosus in the heart of a frog:
| I: | joins the left atrium |
| II: | pumps blood into the major arteries |
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: Â Frogs: Anatomy (Circulatory System) |
 53%
Level 3: 35%-60%
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Q. No.
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