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Which one of the following pair of animals comprises 'jawless fishes'?
| 1. | Lampreys and eels |
| 2. | Mackerals and rohu |
| 3. | Lampreys and hagfishes |
| 4. | Guppies and hagfishes |
Subtopic: Â General Introduction: Vertebrates & Agnatha |Â Class Cyclostomata |
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Level 1: 80%+
AIPMT - 2009
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Match the following columns and select the correct option.
| Column I | Column II | ||
| (a) | 6 - 15 pairs of gill slits | (i) | Trygon |
| (b) | Heterocercal caudal fin | (ii) | Cyclostomes |
| (c) | Air Bladder | (iii) | Chondrichthyes |
| (d) | Poison sting | (iv) | Osteichthyes |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (iv) | (ii) | (iii) | (i) |
| 3. | (i) | (iv) | (iii) | (ii) |
| 4. | (ii) | (iii) | (iv) | (i) |
Subtopic: Â General Introduction: Vertebrates & Agnatha |Â Comparative study of Cartilagenous & Bony Fishes |Â Class Cyclostomata |Â Class Chondrichthyes |Â Class Osteichthyes |
 81%
Level 1: 80%+
NEET - 2020
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A jawless fish, which lays eggs in freshwater and whose ammocoetes larvae after metamorphosis return to the ocean is?
1. Eptratretus
2. Myxine
3. Neomyxine
4. Petromyzon
Subtopic: Â Comparative study of Cartilagenous & Bony Fishes |Â Class Cyclostomata |
 65%
Level 2: 60%+
NEET - 2015
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Match the name of the animal (Column I), with one characteristic (Column II), and the phylum/class (Column III) to which it belongs:
| Column I | Column II | Column III | |
| 1. | Ichthyophis | terrestrial | Reptilia |
| 2. | Limulus | body covered by chitinous exoskeleton | Pisces |
| 3. | Adamsia | radially symmetrical | Porifera |
| 4. | Petromyzon | ectoparasite | Cyclostomata |
Subtopic: Â General Introduction: Vertebrates & Agnatha |Â Class Cyclostomata |
 76%
Level 2: 60%+
AIPMT - 2013
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Match the following columns and select the correct option :
| Column I | Column II | ||
| (a) | Aptenodytes | (i) | Flying fox |
| (b) | Pteropus | (ii) | Angel fish |
| (c) | Pterophyllum | (iii) | Lamprey |
| (d) | Petromyzon | (iv) | Penguin |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (ii) | (i) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (ii) | (i) | (iv) | (iii) |
Subtopic: Â General Introduction: Vertebrates & Agnatha |Â Comparative study of Cartilagenous & Bony Fishes |Â Study of Aves & Mammals |Â Class Cyclostomata |
 81%
Level 1: 80%+
NEET - 2020
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