- 1(current)
Q. No.Crocodiles:
| I: | have a four chambered heart. |
| II: | are endotherms. |
| 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: Â Study of Reptilia |
 69%
Level 2: 60%+
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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: Â Study of Amphibians |Â Study of Reptilia |Â Study of Aves & Mammals |
 96%
Level 1: 80%+
Please attempt this question first.
Hints
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- 1(current)
Q. No.
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