Multiple choice

Which of the following is not a characteristic feature of frog?

  1. Presence of mucus glands in skin

  2. Respiration through skin and lungs

  3. Presence of four chambered heart

  4. Two pairs of legs

  5. Live on both land and water

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Amphibians have three chambered heart.