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Q. No.Which collared flagellated cells are characteristically found in sponges?
1. Choanocytes
2. Interstitial cells
3. Gastrodermal cells
4. Nematocytes
Subtopic: Phylum Porifera |
96%
Level 1: 80%+
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A non-glandular skin will be seen in both:
| 1. | Snake and Frog | 2. | Chameleon and Turtle |
| 3. | Frog and Pigeon | 4. | Crocodile and Tiger |
Subtopic: Study of Reptilia |
65%
Level 2: 60%+
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Identify the incorrect statement:
| 1. | Mesoglea is present in between ectoderm and endoderm in Obelia. |
| 2. | Asterias exhibits radial symmetry as an adult |
| 3. | Fasciola is a pseudocoelomate animal |
| 4. | Taenia is a triploblastic animal |
Subtopic: Phylum Ctenophora | Phylum Platyhelminthes |
74%
Level 2: 60%+
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Identify the incorrect statement:
| 1. | In cockroaches and prawns, excretion of waste material occurs through malpighian tubules. |
| 2. | In ctenophores, locomotion is mediated by comb plates. |
| 3. | In Fasciola, flame cells help in excretion |
| 4. | Earthworms are hermaphrodites and yet, cross-fertilization takes place among them. |
Subtopic: Phylum Ctenophora | Phylum Arthropoda |
58%
Level 3: 35%-60%
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How many of the given statements are correct regarding cyclostomes?
1. 1
2. 2
3. 3
4. 4
| I: | All living members of the class Cyclostomata are ectoparasites on some fishes. |
| II: | Cyclostomes have a sucking and circular mouth without jaws. |
| III: | Circulation is of open type. |
| IV: | Their body is devoid of scales and paired fins. |
2. 2
3. 3
4. 4
Subtopic: General Introduction: Vertebrates & Agnatha | Class Cyclostomata |
65%
Level 2: 60%+
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Which cells are collared flagellated cells found in sponges?
1. Choanocytes
2. Interstitial cells
3. Gastrodermal cells
4. Nematocytes
1. Choanocytes
2. Interstitial cells
3. Gastrodermal cells
4. Nematocytes
Subtopic: Phylum Porifera |
95%
Level 1: 80%+
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Choose the correct match showing level of organisation (given in Column I) with examples of the animal (given in Column II):
1. i-B, ii-C, iii-D, and iv-A
2. i-B, ii-D, iii-C, and iv-A
3. i-D, ii-A, iii-B, and iv-C
4. i-A, ii-D, iii-C, and iv-B
| Column I | Column II | ||
| A | Organ level | (i) | Pheretima |
| B | Cellular aggregate | (ii) | Fasciola |
| C | Tissue level | (iii) | Spongilla |
| D | Organ system level | (iv) | Obelia |
1. i-B, ii-C, iii-D, and iv-A
2. i-B, ii-D, iii-C, and iv-A
3. i-D, ii-A, iii-B, and iv-C
4. i-A, ii-D, iii-C, and iv-B
Subtopic: Phylum Porifera | Phylum Coelenterata | Phylum Ctenophora | Phylum Annelida | Basis of Classification |
92%
Level 1: 80%+
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Match Column I with Column II and choose the correct option:
1. A-ii, B-iii, C-v, D-iv, E-i
2. A-ii, B-v, C-iii, D-iv, E-i
3. A-i, B-iii, C-v, D-iv, E-ii
4. A-i, B-v, C-iii, D-iv, E-ii
| Column I | Column II | ||
| A | Porifera | (i) | Canal system |
| B | Aschelminthes | (ii) | Water-vascular system |
| C | Annelida | (iii) | Muscular pharynx |
| D | Arthropoda | (iv) | Jointed appendages |
| E | Echinodermata | (v) | Metameres |
1. A-ii, B-iii, C-v, D-iv, E-i
2. A-ii, B-v, C-iii, D-iv, E-i
3. A-i, B-iii, C-v, D-iv, E-ii
4. A-i, B-v, C-iii, D-iv, E-ii
Subtopic: Phylum Porifera | Phylum Aschelminthes | Phylum Annelida | Phylum Arthropoda | Phylum Echinodermata |
84%
Level 1: 80%+
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How many of the given statements regarding sponges are correct?
A: Most sponges are asymmetrical.
B: Water exits from a sponge through the osculum.
C: Fertilization is internal in sponges.
D: Sponges acquire food by filtering water.
1. 1
2. 2
3. 3
4. 4
A: Most sponges are asymmetrical.
B: Water exits from a sponge through the osculum.
C: Fertilization is internal in sponges.
D: Sponges acquire food by filtering water.
1. 1
2. 2
3. 3
4. 4
Subtopic: Phylum Porifera |
63%
Level 2: 60%+
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Consider the given two statements.
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statement I and Statement II are correct.
4. Both Statement I and Statement II are incorrect.
| Statement I: | The only vertebrates with jointed appendages are the insects. |
| Statement II: | The only invertebrates capable of flight are the insects. |
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statement I and Statement II are correct.
4. Both Statement I and Statement II are incorrect.
Subtopic: Phylum Arthropoda |
57%
Level 3: 35%-60%
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