Question

part i - general science
snakes flick their tongues because they
a are frightened.
b taste odors in the air.
c want to uncoil quickly.
d want to threaten intruders.
next button. otherwise, select another answer.

Explanation:

Snakes have a Jacobson's organ that helps them detect odors. Flicking their tongue collects odor particles from the air, which they then transfer to the Jacobson's organ to "taste" the odors. Options A, C, and D do not accurately describe the primary function of tongue - flicking in snakes.

Answer:

B. taste odors in the air