Question Detail

ZOO 101 Adaptations In Animal Objective Question

Question

What are the two key characteristics that define mammals?
Options
A Scales and gills.
B Feathers and a beak.
C Body hair and milk-producing glands (in females).
Correct Answer
D A four-chambered heart and a diaphragm.
Correct Answer

Option C is the correct answer.

Detailed Explanation

Mammals are characterized by the presence of body hair and milk-producing glands (mammary glands) in females.

Hint

The name 'mammal' comes from this gland.

Question Info