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Q. No.Which statement accurately describes a feature of Aves (birds)?
1.
They have a four-chambered heart and are endothermic.
2.
They are ectothermic with scales covering their body.
3.
They possess a notochord throughout their life.
4.
They have an open circulatory system.
Subtopic: Study of Aves & Mammals |
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Level 1: 80%+
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Which of the following statements accurately describes the differences between Mollusca and Annelida?
| 1. | Mollusca are segmented, while Annelida are not |
| 2. | Mollusca have a coelom, while Annelida do not |
| 3. | Mollusca have an open circulatory system, while Annelida have a closed circulatory system |
| 4. | Mollusca are primarily terrestrial, while Annelida are aquatic |
Subtopic: Phylum Annelida | Phylum Mollusca |
91%
Level 1: 80%+
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Match the following biological names with their common names:
1. A-ii, B-iii, C-iv, D-i
2. A-i, B-ii, C-iii, D-iv
3. A-iii, B-iv, C-i, D-ii
4. A-iv, B-i, C-ii, D-iii
| Column I | Column II | ||
| A. | Asterias | i. | Earthworm |
| B. | Pila | ii. | Starfish |
| C. | Periplaneta | iii. | Snail |
| D. | Pheretima | iv. | Cockroach |
1. A-ii, B-iii, C-iv, D-i
2. A-i, B-ii, C-iii, D-iv
3. A-iii, B-iv, C-i, D-ii
4. A-iv, B-i, C-ii, D-iii
Subtopic: Phylum Annelida | Phylum Mollusca | Phylum Echinodermata |
97%
Level 1: 80%+
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What are the main differences between Chondrichthyes and Osteichthyes?
| 1. | Chondrichthyes have a bony skeleton, while Osteichthyes have a cartilaginous skeleton. |
| 2. | Chondrichthyes are primarily freshwater fish, while Osteichthyes are mainly marine. |
| 3. | Chondrichthyes have an operculum covering the gills, while Osteichthyes do not. |
| 4. | Chondrichthyes have a cartilaginous skeleton, while Osteichthyes have a bony skeleton. |
Subtopic: Comparative study of Cartilagenous & Bony Fishes | Class Chondrichthyes | Class Osteichthyes |
88%
Level 1: 80%+
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Which of the following is not a feature of Mollusca?
| 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 |
80%
Level 1: 80%+
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Fishes are considered the most successful vertebrate group because they:
| 1. | Have a constant body temperature |
| 2. | Occupy diverse habitats from deep oceans to fresh water streams |
| 3. | Can fly |
| 4. | Have well-developed limbs |
Subtopic: Super Class Pisces & its General Characteristics |
93%
Level 1: 80%+
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Consider the given two statements:
| Assertion (A): | Adult echinoderms exhibit radial symmetry. |
| Reason (R): | Adult echinoderms are diploblastic. |
| 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: Phylum Echinodermata |
88%
Level 1: 80%+
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Match the animal classes in Column I with their primary characteristics in Column II:
Codes:
| Column I | Column II | ||
| A | Reptilia | P | Egg spawning on water surface |
| B | Amphibia | Q | Presence of mammary glands |
| C | Aves | R | Skin covered with scales or scutes |
| D | Mammalia | S | Endothermic with feathers |
Codes:
| A | B | C | D | |
| 1. | R | P | Q | S |
| 2. | Q | P | R | S |
| 3. | R | P | S | Q |
| 4. | S | P | Q | R |
Subtopic: Study of Amphibians | Study of Reptilia | Study of Aves & Mammals |
97%
Level 1: 80%+
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Which of the following statements about animals belonging to the phylum Chordata is true?
| 1. | All chordates possess a notochord at some stage of their life cycle. |
| 2. | Chordates exclusively exhibit asexual reproduction. |
| 3. | Chordates lack a dorsal hollow nerve cord. |
| 4. | Chordates are exclusively aquatic organisms. |
Subtopic: Phylum Chordata |
94%
Level 1: 80%+
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Consider the following statements:
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statements are correct.
4. Neither Statements is correct.
| I: | All annelids are hermaphrodites. |
| II: | Bioluminescence is well-marked in cnidarians. |
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statements are correct.
4. Neither Statements is correct.
Subtopic: Phylum Coelenterata | Phylum Annelida |
66%
Level 2: 60%+
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