Quiz on concept 1,2

Dolphins have a stronger sense of hearing than humans.

• True

• False

Bats rely on echolocation to find food.

• True

• False

……..is the main control centre in the human body.

• nerves

• brain

• spinal cord

We can differentiate between hot and cold objects using the digestive system.

• True

• False

Animals that are active at night are called nocturnal animals.

• True

• False

Echolocation helps dolphins identify.

• colour

• location

• smell

Feeling hot or cold depends on sensory receptors in.

• skin

• eye

• ear

Bats can locate their prey in the dark.

Scientific term

4- A bird that can turn its head backwards and has a bowl-shaped head with

large eyes

A blind person's cane emits ................. to tell him direction

• Smells

• Vibration

• Lights