Grade-5 Ch-4 How Animal Sense?

Isha observed a few animals to study their features. For animal X, she made the following observations:
a) It had compound eyes.
b) It used its wings to fly.
c) It had a segmented body.
Identify animal X.

• pigeon

• earthworm

• honeybee

• snail

I have tiny bristles that help me move. Who am I?

• goat

• dolphin

• earthworm

• ant

Trisha, Komal and Rajat were discussing how animals sleep. They made the following claims.
Trisha: Fish sleep just like we do, with their eyes closed.
Rajat: Giraffes take short naps to stay alert for predators.
Komal: Lizards sleep throughout the entire winter season.
Who among them is incorrect?

• Both Rajat and Komal

• Only Rajat

• Only Trisha

• Both Komal and Trisha

Anya claims that snakes can detect the movements of their prey. Do you agree? Select the statement that best justifies your answer.

• Yes, because snakes can analyse surrounding particles.

• Yes, because snakes can sense vibrations.

• No, because snakes cannot hear.

• No, because snakes do not have ears

What is the common role of a streamlined body and overlapping scales in the movement of fish in water?

• Both help steer the fish's body.

• Both maintain the balance of the body.

• Both help in reducing the friction in water.

• Both help in increasing the friction in water.

While standing on the balcony, Avinash observed a bat approach towards him. Do you think the bat is likely to change its course?

• Yes, because bats use sounds to detect obstacles.

• No, because bats have a poor sense of smell.

• No, because bats have a poor eyesight.

• Yes, because bats have big wings to sense movement.

Since fish do not have _____(eyeballs/eyelids), they _____ (can/cannot) blink their eyes.

(a)  

Raha observed a bird hunting a duck. She noticed that the bird had eyes at the (a)   (front/side) of its head.

(a)   (Fish/Chimpanzees) use gestures, signals and sounds to communicate with each other.

Draw an Earthworm