Humans can hear echolocation of bats, as they try to find food in the night sky.

true

false

False

Explanation: This is FALSE because the bats make a high frequency  sound and we can't hear that type of sound.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.