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Q. No.All living members of the class Cyclostomata are:
1. Symbiotic
2. Ectoparasite
3. Free living
4. Endoparasite
Subtopic: Class Cyclostomata |
78%
From NCERT
NEET - 2025
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Role of the water vascular system in Echinoderms is:
Choose the correct answer from the options given below:
| A. | Respiration and Locomotion |
| B. | Excretion and Locomotion |
| C. | Capture and transport of food |
| D. | Digestion and Respiration |
| E. | Digestion and Excretion |
| 1. | B and C only | 2. | B, D and E only |
| 3. | A and B only | 4. | A and C only |
Subtopic: Phylum Echinodermata |
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NEET - 2025
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While trying to find out the characteristic of a newly found animal, a researcher did the histology of adult animal and observed a cavity with presence of mesodermal tissue towards the body wall but no mesodermal tissue was observed towards the alimentary canal. What could be the possible coelome of that animal?
1. Schizocoelomate
2. Spongocoelomate
3. Acoelomate
4. Pseudocoelomate
1. Schizocoelomate
2. Spongocoelomate
3. Acoelomate
4. Pseudocoelomate
Subtopic: Basis of Classification |
61%
From NCERT
NEET - 2025
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the correct answer from the options given below :
| Assertion (A): | All vertebrates are chordates but all chordates are not vertebrate. |
| Reason (R): | The members of subphylum vertebrata possess notochord during the embryonic period, the notochord is replaced by a cartilaginous or bony vertebral column in adults. |
| 1. | (A) is True but (R) is False. |
| 2. | (A) is False but (R) is True. |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
Subtopic: Phylum Chordata |
72%
From NCERT
NEET - 2025
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Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
In the light of the above statements, choose the correct answer from the options given below:
| Assertion (A): | Members of subphylum vertebrate possess notochord during the embryonic period. The notochord is replaced by a cartilaginous or bony vertebral column in the adult. |
| Reason (R): | All chordates are vertebrates but not all vertebrates are chordates |
| 1. | (A) is True but (R) is False |
| 2. | (A) is False but (R) is True |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
Subtopic: Phylum Chordata |
70%
From NCERT
NEET - 2024
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Which of the following pairs is an incorrect match?
1. Annelids and arthropods - Bilateral symmetry
2. Sponges - Acoelomates
3. Coelenterates and Ctenophores - Radial symmetry
4. Platyhelminthes - Diploblastic organisation
1. Annelids and arthropods - Bilateral symmetry
2. Sponges - Acoelomates
3. Coelenterates and Ctenophores - Radial symmetry
4. Platyhelminthes - Diploblastic organisation
Subtopic: Phylum Platyhelminthes |
82%
From NCERT
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Chondrichthyes | I. | Clarias |
| B. | Cyclostomata | II. | Carcharodon |
| C. | Osteichthyes | III. | Myxine |
| D. | Amphibia | IV. | Ichthyophis |
Choose the correct answer from the options given below:
| 1. | A-II,B-IV,C-I,D-III |
| 2. | A-I,B-III,C-II,D-IV |
| 3. | A-II,B-III,C-I,D-IV |
| 4. | A-I,B-II,C-III,D-IV |
Subtopic: Phylum Chordata | Comparative study of Cartilagenous & Bony Fishes | Study of Amphibians | Class Chondrichthyes |
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NEET - 2024
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Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the correct answer from the options given below:
| Assertion (A): | In hemichordates, the body cavity is lined by mesoderm. |
| Reason (R): | In aschelminthes, the body cavity is not lined by mesoderm |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Basis of Classification |
66%
From NCERT
NEET - 2024
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Given below is a list of some sexually reproducing animals. Select the hermaphrodite animals from the list.
Choose the correct answer from the options given below:
| A. | Cockroach | B. | Leech |
| C. | Housefly | D. | Tapeworm |
| E. | Earthworm | ||
| 1. | A, B and D only | 2. | C and D only |
| 3. | B, D and E only | 4. | A, C and E only |
Subtopic: Phylum Ctenophora | Phylum Annelida | Phylum Platyhelminthes |
76%
From NCERT
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I (Biological Name) |
List-II (Common name) |
||
| A. | Asterias | I. | Sea urchin |
| B. | Antedon | II. | Brittle star |
| C. | Echinus | III. | Sea lily |
| D. | Ophiura | IV. | Star fish |
Choose the correct answer from the options given below:
| 1. | A-III, B-IV, C-II, D-I |
| 2. | A-IV, B-III, C-I, D-II |
| 3. | A-II, B-III, C-I, D-IV |
| 4. | A-I, B-II, C-IV, D-III |
Subtopic: Phylum Echinodermata |
89%
From NCERT
NEET - 2024
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