Multiple choice

Reptiles are characterized by which of the following features?

  1. Warm-blooded and have scaly skin

  2. Cold-blooded and have smooth skin

  3. Warm-blooded and have smooth skin

  4. Cold-blooded and have scaly skin
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Reptiles are cold-blooded vertebrates that breathe air and have skin covered in scales or scutes. This distinguishes them from amphibians, which have moist skin.

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