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Q. No.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%
From NCERT
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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 |
64%
From NCERT
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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%
From NCERT
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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%
From NCERT
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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%
From NCERT
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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%
From NCERT
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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 |
60%
From NCERT
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Consider the given two statements regarding the characteristics of the members of phylum Chordata.
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: | Chordates have a dorsal hollow nerve cord that lies dorsal to the notochord. |
| Statement II: | Chordates have a pharynx with gill slits. |
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 Chordata |
72%
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 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 |
75%
From NCERT
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