Mammals Quiz

Mammals belong to class

• Aves.

• Mammalia.

• Insecta.

• Cnidaria.

Mammals have

• hair.

• no teeth.

• feathers.

• air sacs.

Which is the protein that hair is made from?

• keratin

• insulin

• elastin

• leptin

Mammals produce _______ for offsprings.

• milk

• water

• covering

• oxygen

Which is the organ that produces milk?

• mammary glands

• placenta

• skin

• thyroid gland

What word describes the time when the offspring of mammals no longer need to drink the milk produced by the mothers?

• wean

• unaccustom

• disaffect

• disquiet

Type of teeth that is used for cutting

• incisors

• canines

• premolars

• molars

Type of teeth that is used for tearing

• incisors

• canines

• premolars

• molars

Type of teeth that is used for grinding

• incisors

• canines

• premolars

• molars

What group contains the most mammals?

• placental

• egg-laying

• pouched

• none