1. Tardigrade
  2. Question
  3. Biology
  4. Identify the correct statement/s regarding class aves. 1. Forelimbs are modified into wings and hindlimbs are modified for walking and swimming. 2. Heart is completely four-chambered. 3. They are homeotherms. 4. They are oviparous and development is direct.

Q. Identify the correct statement/s regarding class aves.
1. Forelimbs are modified into wings and hindlimbs are modified for walking and swimming.
2. Heart is completely four-chambered.
3. They are homeotherms.
4. They are oviparous and development is direct.

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Solution:

Correct answer is (d) All are correct