Demonstration of Learning - Grade 3 Science - Topic 9 Lesson 3

1. Look at the image of the elephant.

An elephant’s ________ helps it drink water and get food. Its ________ help protect the elephant from predators.

Choose words, in order, that correctly complete the sentences.

• A. tail; tusks

• B. trunk; tail

• C. trunk; tusks

• D. ears; tail

Tags

NGSS.4-LS1-1

A third grade class visits a zoo and records how the structures of different animals help them survive in their environment.

Which sentence correctly compares how the structures of different animals help them meet their needs?

• Both a rhino and a meerkat take in food with their hands or paws.

• A monkey uses its tail and a turtle uses its nose to breathe air.

• Both a zebra and a fish use gills to breathe in water.

• An elephant uses its trunk and a raccoon uses its hands to get food.

Tags

NGSS.4-LS1-1

Look at the image of the rainforest ecosystem. Which statements explain how animal structures and their functions help animals survive in a rainforest? Choose TWO correct answers.

• Monkeys have hands that help them easily pick fruit that grows in the rainforest.

• Fish have fins that help them move through the river in search of food.

• Toucans have short beaks to help them hide in small places.

• Jaguars have spotted coats that help them climb into a tree.

• Sloths have long claws that help them swim in the water.

Tags

NGSS.4-LS1-1

A third grade student studied four animals and recorded how they use different structures to meet their needs and survive. A snake uses its senses and searches for food with its tongue as it moves. An anteater uses its snout and long tongue to get ants from anthills. A dolphin uses its tail to swim to the surface and put its blowhole out of the water. A dog uses its ears to sense danger and uses its tongue to scoop up water. Which statement explains an animal using its structures to breathe?

• A. A snake uses its senses and searches for food with its tongue as it moves on land.

• B. An anteater uses its snout and long tongue to get ants from anthills on the ground.

• C. A dolphin uses its tail to swim to the surface and put its blowhole out of the water.

• D. A dog uses its ears to sense danger and uses its tongue to scoop up water.

Which of the following is an external structure of a desert animal and its function that helps it survive in the desert ecosystem?

• A camel's hump stores fat for energy and water.

• A rabbit's long ears help it hear better underwater.

• A penguin's flippers help it swim in the ocean.

• A polar bear's thick fur keeps it warm in the Arctic.

Tags

NGSS.4-LS1-1