Adaptations for Aquatic and Aerial Movement · NCERT Biology

Which adaptation allows birds to take off easily from the ground?

  1. Short, rounded wings for agility
  2. Dense, heavy bones for stability
  3. Strong pectoral muscles for power
  4. Reduced lung capacity for lightness
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Correct answer: Strong pectoral muscles for power

Strong pectoral muscles generate powerful downstrokes of the wings, producing the lift and thrust required to overcome gravity during takeoff from the ground.

Difficulty: Medium Question 35 of 40

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