- 1(current)
Q. No.Crocodile and Penguin are similar to Whale and Dogfish in which one of the following features?
| 1. | Lay eggs and guard them till they hatch |
| 2. | Possess bony skeleton |
| 3. | Have gill slits at some stage |
| 4. | Possess a solid single-stranded central nervous system |
1. Bufo, Alligator, Struthio
2. Chameleon, Hyla, Calotes
3. Crocodilus, pavo, Clarias
4. Exocoetus, Hemidactylus, Rana
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 456748
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 456748
Given below are two statements:
| I: | Amphibians and reptiles have a 3-chambered heart with two atria and a single ventricle, and are oviparous in nature |
| II: | Crocodiles possess a 4 chambered heart with two ventricles and two atria and are viviparous in nature |
Select the most appropriate option:
1. I is correct but II is incorrect.
2. I is incorrect but II is correct.
3. Both I and II are correct.
4. Both I and II are incorrect.
Which of the following pairs are correctly matched?
| Animals | Morphological features | |
| A. | Crocodile | 4-chambered heart |
| B. | Sea urchin | Parapodia |
| C. | Obelia | Metagenesis |
| D. | Lemur | Thecodont |
1. A, C, and D
2, B, C, and D
3. Only A and D
4. Only A and B
| 1. | Scoliodon | 2. | Hippocampus |
| 3. | Chelone | 4. | Pteropus |
| 1. | Body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca |
| 2. | Freshwater animals with a bony endoskeleton and air bladder to regulate buoyancy |
| 3. | Marine animals with cartilaginous endoskeletons, bodies covered with placoid scales |
| 4. | Body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears |
- 1(current)
Q. No.
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