The presence of a 'keeled sternum' in birds serves as an adaptation for:
Show answer and explanation
Correct answer: Attachment of powerful flight muscles
The sternum (breastbone) in flying birds is modified into a keel-shaped structure (carina). This provides a large surface area for the attachment of the large pectoral muscles required for flight.
Practice all 40 Adaptations for Aquatic and Aerial Movement questions
Keep practicing
More Adaptations for Aquatic and Aerial Movement questions
- Which of the following is an adaptation found in sharks to prevent sinking, given they lack a swim bladder?
- In aerial animals, the modification of forelimbs into wings is an example of:
- Which respiratory adaptation in birds ensures a continuous supply of oxygenated air to the lungs during both inhalation and exhalation?
- The 'lateral line system' in fishes is an adaptation that helps in movement by:
- Which type of feathers provide the smooth, streamlined surface of a bird's body?
- In amphibians like frogs, 'webbed feet' are an adaptation for: