Concept 2 lesson 1, 2 grade 4

Dolphins depend on their sharp senses of ……… to get food.

• Sight

• Taste

• Smell

• Hearing

When you hear the fire alarm, your ……… send a signal to the brain.

• Eyes

• Ears

• Nose

• Skin

You opened the door of your house when you heard the doorbell.Which of the following statements explains the sequence of messages inside your body in this situation?

• Ears ➡️ brain ➡️ hand

• Brain ➡️ ears ➡️ hand

• Ears ➡️ hand ➡️ brain

• Brain ➡️ hand ➡️ ears

The …….. system delivers messages through a network of nerves around all body parts.

• Digestive

• Nervous

• Respiratory

• Circulatory

It’s a desert rodent that has large ears and hind legs.

• Bats

• Jerboa

• Owl

• Dolphin