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Q. No.All members are not exclusively marine in:
1. Hemichordata
2. Ctenophora
3. Echinodermata
4. Porifera
1. Hemichordata
2. Ctenophora
3. Echinodermata
4. Porifera
Subtopic: Phylum Porifera |
82%
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Consider the given two statements:
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
| Statement I: | All members of Animalia are multicellular. |
| Statement II: | All members of Animalia have at least a tissue grade of organisation. |
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: Basis of Classification |
73%
From NCERT
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Cnidarians, Ctenophores and Echinoderms resemble each other in:
1. Only I and II are correct
2. I, II and III are incorrect
3. Only I is correct
4. I, II and III are correct
| I: | having radial symmetry in adults and larvae |
| II: | having three germ layers |
| III: | lacking a coelom |
1. Only I and II are correct
2. I, II and III are incorrect
3. Only I is correct
4. I, II and III are correct
Subtopic: Basis of Classification:I | Phylum Aschelminthes |
53%
From NCERT
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Which of the following is not a feature of Mollusca?
1. Only I, II and III
2. Only IV
3. Only I and IV
4. Only II and III
| I: | Bilateral symmetry |
| II: | Presence of a mantle |
| III: | Radula for feeding |
| IV: | Chitinous exoskeleton |
1. Only I, II and III
2. Only IV
3. Only I and IV
4. Only II and III
Subtopic: Phylum Mollusca |
81%
From NCERT
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Metamerism evolved for the first time in the members of the Phylum:
| 1. | Annelida | 2. | Platyhelminthes |
| 3. | Aschelminthes | 4. | Chordata |
Subtopic: Phylum Annelida |
89%
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The number of animals having bilateral symmetry and a true coelom from the list given in the box will be:
1. 4
2. 5
3. 6
4. 7
| Fasciola, Pila, Chaetopleura, Ancylostoma, Saccoglossus, Meandrina, Hirudinaria, Labeo, Ichthyophis |
1. 4
2. 5
3. 6
4. 7
Subtopic: Basis of Classification |
51%
From NCERT
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Match the following phyla with their characteristic features:
1. A-2, B-1, C-4, D-3
2. A-3, B-1, C-4, D-2
3. A-2, B-4, C-1, D-3
4. A-4, B-1, C-2, D-3
| Phylum (List I) |
Characteristic Feature (List II) |
||
| A. | Chordata | 1. | Spicules for support |
| B. | Porifera | 2. | Notochord present at some stage |
| C. | Echinodermata | 3. | Segmented body |
| D. | Annelida | 4. | Radial symmetry and water vascular system |
1. A-2, B-1, C-4, D-3
2. A-3, B-1, C-4, D-2
3. A-2, B-4, C-1, D-3
4. A-4, B-1, C-2, D-3
Subtopic: Phylum Porifera | Phylum Annelida | Phylum Echinodermata | Phylum Chordata |
87%
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The diagram below shows the body plan of a:
2. Cyclostome
3. Cartilaginous fish
4. Bony fish
Subtopic: Comparative study of Cartilagenous & Bony Fishes |
79%
From NCERT
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Which of the following will be true for birds?
1. Only I
2. Only III and IV
3. Only I and III
4. Only II and IV
| I: | All birds have feathers. |
| II: | All birds can fly. |
| III: | Only birds are warm blooded. |
| IV: | Only birds are oviparous and have direct development as well. |
2. Only III and IV
3. Only I and III
4. Only II and IV
Subtopic: Study of Aves & Mammals |
77%
From NCERT
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Identify the incorrectly matched pair:
1. Radula – Molluscs
2. Malpighian tubules– Insects
3. Choanocytes– Sponges
4. Cnidocytes – Ctenophora
1. Radula – Molluscs
2. Malpighian tubules– Insects
3. Choanocytes– Sponges
4. Cnidocytes – Ctenophora
Subtopic: Phylum Coelenterata | Phylum Ctenophora & Platyhelminthes |
85%
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