Science Fusion Unit 4 Lesson 4

Which is an example of a decomposer?

• a bird

• a mushroom

• grass

• 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

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.

A 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.

• The beaver can introduce a disease to plants.

Tags

NGSS.MS-LS2-1

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Here is a food chain that can be found in a prairie: grass -> grasshopper -> mouse -> owl.

Which animal in the food chain is a herbivore?

• the grass

• the grasshopper

• the mouse

• the owl

Javier'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 Javier's report is incorrect?

• Monkeys do not live in oceans.

• Kelp does not grow in oceans.

• Whales do not live in oceans.

• Oceans are not made of salt water.

Bridget is studying a pond ecosystem near her house. What living things might she expect to find in the pond ecosystems?

• birds, seaweed, fish

• fish, trees, rocks

• frogs, water, insects

• lily pads, insects, fish

Which living thing best completes the partial food chain above?

• a bird

• grass

• the sun

• a predator

Tags

NGSS.MS-LS2-3

Which change will most likely have the greatest effect on an ecosystem?

• A tree is cut down.

• A fire burns down a forest.

• A piece of trash is thrown into a pond.

• There is no rain for a week in a desert.

Tags

NGSS.MS-LS2-1

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A farmer grows corn in a field. The farmer feeds the corn to his chickens. What do the chickens get from the corn?

• energy

• illness

• oxygen

• water

Tags

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