Science Unit 4 Review

Which is an example of a decomposer?

• a bird

• grass

• a mushroom

• a snake

Tags

NGSS.MS-LS2-3

What is a habitat?

• all the animals living in the ocean

• the space where a plant or animal lives

• all of one kind of animal or plant in the same area

• living and nonliving things that interact in the same space

Which of the following describes a producer?

• an animal that eats only plants

• a living thing that makes its own food

Which word describes all the deer living in the same area?

• community

• population

Which is an example of the process of erosion?

• It does not rain for a long time.

• Tiny rocks and sand move in a flowing river.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Which sentence best describes a flood?

• it does not rain for a long time.

• a fire makes space for new plant growth

• a large amount of water covers normally dry land

Tags

NGSS.MS-ESS2-4

Living and nonliving things in an ecosystem interact with each other. Which is an example of this in a schoolyard ecosystem?

• Fish swim in a pond.

• Grass grows in soil.

• Birds find shelter in forest trees.

• Crabs find shelter under the sand.

Tags

NGSS.MS-LS2-2

This beaver builds a dam for shelter. Which is a way this affects the beaver's environment?

• The beaver can add nutrients to soil.

• The beaver can make a lake in a river.

• The beaver can make food for other animals.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Jim's report says that living things in oceans need salt water to live. It says that whales, sea turtles, and monkeys are some animals that live in oceans. It says that plants like kelp and seaweed grow there. Which part of Jim's report is incorrect?

• Monkeys do not live in oceans.

• Kelp does not grow in oceans.

• Oceans are not made of salt water.

What would you see in a pond ecosystem?

• birds, seaweed, fish

• fish, trees, rocks

• frogs, water, insects