They are absent in modern birds a) scales b) teeth c) feathers d) none of them
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2
Answer:
d) none of them is the correct answer
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Answer:
The correct answer is option (B)
Explanation:
Characteristics of the class Aves:
- Teeth are absent in jaws.
- Jaws are modified into horny beak. The beak is toothless.
- An epidermal horny sheath is present on the beak, which is called Rhamphotheca.
- Scales are found only on hind limbs.
- Feathers are present on wings.
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