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Q. No.Chondrichthyes and Mammals:
I:
do not belong to the same class but belong to the same super-class.
II:
are placed under the same division in sub-phylum vertebrata.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Comparative study of Cartilagenous & Bony Fishes |
53%
From NCERT
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Ascidia, Salpa, Doliolum and Branchiostoma are all:
A: Chordates
B: Vertebrates
C: Urochordates
D: Protochordates
A: Chordates
B: Vertebrates
C: Urochordates
D: Protochordates
| 1. | A and B are correct | 2. | A and C are correct |
| 3. | A and D are correct | 4. | B and C are correct |
Subtopic: Phylum Chordata |
65%
From NCERT
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The figure shows cross-section of the body of an animal. This animal:
1. Only I, II and III are correct
2. Only I, III and IV are correct
3. Only II, III and IV are correct
4. I, II, III and IV are correct
| I: | lacks a coelom |
| II: | is triploblastic |
| III: | is expected to have bilateral symmetry |
| IV: | is expected to be dorso-ventrally flattened |
1. Only I, II and III are correct
2. Only I, III and IV are correct
3. Only II, III and IV are correct
4. I, II, III and IV are correct
Subtopic: Basis of Classification |
57%
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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How do members of hemichordates resemble chordates?
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | The body is segmented metamerically. |
| II: | The symmetry is bilateral and they have a true coelom |
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Phylum Hemichordata | Phylum Chordata |
67%
From NCERT
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What is common to animals belonging to Cnidaria and Ctenophora?
1. Only I and II are correct
2. Only III is correct
3. I, II and III are incorrect
4. I, II and III are correct
| I: | Cnidoblasts |
| II: | Triploblastic organisation |
| III: | Well developed polyp stage in life cycle |
1. Only I and II are correct
2. Only III is correct
3. I, II and III are incorrect
4. I, II and III are correct
Subtopic: Phylum Coelenterata | Phylum Ctenophora & Platyhelminthes |
74%
From NCERT
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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 |
83%
From NCERT
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Platyhelminthes are (A), Aschelminthes are (B) and Molluscs are (C).
| A | B | C | |
| 1 | Pseudocoelomate | Acoelmate | Eucoelomate |
| 2 | Acoelmate | Pseudocoelomate | Acoelmate |
| 3 | Acoelmate | Pseudocoelomate | Eucoelomate |
| 4 | Acoelomate | Pseudocoelomate | Pseudocoelomate |
Subtopic: Phylum Ctenophora & Platyhelminthes | Phylum Aschelminthes | Phylum Mollusca |
91%
From NCERT
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Sea-hare, Tusk shell and Chiton belong to the phylum:
| 1. | Echinodermata | 2. | Porifera |
| 3. | Cnidaria | 4. | Mollusca |
Subtopic: Phylum Mollusca |
83%
From NCERT
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How many of the given statements regarding Kingdom Animalia are true?
1. 1
2. 2
3. 3
4. 4
| I: | All members of Animalia are multicellular. |
| II: | All members with triploblastic organisation have bilateral symmetry as adults. |
| III: | Sponges are mostly radially symmetrical. |
| IV: | An undifferentiated layer, mesoglea, is present in between the ectoderm and the endoderm in triplobalstic organisms. |
1. 1
2. 2
3. 3
4. 4
Subtopic: Phylum Porifera | Basis of Classification |
55%
From NCERT
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