- 1(current)
Q. No.Consider the given two statements:
| Statement I: | All members of Animalia are multicellular. |
| Statement II: | All members of Animalia have at least a tissue grade of organisation. |
| 1. | Statement I is incorrect; Statement II is correct |
| 2. | Statement I is correct; Statement II is incorrect |
| 3. | Statement I is correct; Statement II is correct |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Â Basis of Classification |
 74%
Level 2: 60%+
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The type of circulatory system in which the blood is pumped out of the heart and the cells and tissues are directly bathed in it is found in all of the following except:
| 1. | Arthropods | 2. | Hemichordates |
| 3. | Most molluscs | 4. | Annelids |
Subtopic: Â Basis of Classification |
 67%
Level 2: 60%+
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Consider the two statements:
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | An undifferentiated layer, mesoglea, is present in between the ectoderm and the mesoderm in diploblastic organisms. |
| Statement II: | A third germinal layer, endoderm, in between the ectoderm and mesoderm, is present in triploblastic animals. |
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Â Basis of Classification |
 55%
Level 3: 35%-60%
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Animals can be categorised on the basis of their symmetry. Which of the following statements are correct?
| I: | Sponges are mostly asymmetrical. |
| II: | Coelenterates, ctenophores and adult echinoderms have radial symmetry. |
| III: | Annelids and arthropods exhibit bilateral symmetry. |
| 1. | Only I and II |
| 2. | Only I and III |
| 3. | Only II and III |
| 4. | I, II and III |
Subtopic: Â Phylum Porifera |Â Phylum Coelenterata |Â Phylum Ctenophora |Â Phylum Annelida |Â Phylum Arthropoda |Â Basis of Classification |
 90%
Level 1: 80%+
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- 1(current)
Q. No.
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