- 1(current)
Q. No.Which of the following is not usually an adaptation for a parasitic mode of life?
| 1. | Loss of unnecessary sense organs |
| 2. | Presence of adhesive organs or suckers |
| 3. | Loss of the digestive system |
| 4. | Low reproductive capacity |
Subtopic: Â Population Interactions: Parasitism |
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Consider the given two statements
| Assertion (A): | The female Anopheles mosquito is not considered a parasite. |
| Reason (R): | Only the male Anopheles mosquitoes bite and spread diseases in humans. |
| 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: Â Population Interactions: Parasitism |
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From NCERT
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How many of the given statements are true?
1. 0
2. 1
3. 2
4. 3
| I: | Parasites that feed on the external surface of the host organism are called ectoparasites. |
| II: | Anopheles is an ectoparasite. |
| III: | The life cycles of endoparasites are more complex because of their extreme specialisation. |
2. 1
3. 2
4. 3
Subtopic: Â Population Interactions: Parasitism |
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From NCERT
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The human liver fluke:
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: | is a member of Platyhelminthes. |
| II: | depends on two intermediate hosts (a snail and a fish) to complete its life cycle. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Â Population Interactions: Parasitism |
 87%
From NCERT
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- 1(current)
Q. No.
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