Ecosystems

What change would most likely cause a deer to die or leave the woods?

• A rainstorm

• a snow storm

• a sinkhole

• a forest fire

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Heavy rains can cause flooding. Which animals would MOST likely thrive?

• deer

• mice

• cougars

• otters

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A pond is not connected to a river. What would MOST likely allow fish to move from the pond to the river?

• The fish would jump like a frog.

• a flood

• wind storm

• a fire

What can plants use to get water when there is a drought?

• Plants do not need water to live.

• Plants cannot move.

• Plants can get water with their roots underground.

• Plants take in oxygen.

Tags

NGSS.MS-LS2-1

Why are trees in a forest different heights?

• The forest does not receive rain.

• Birds are building ness in parts of the forest.

• People hike in the forest.

• Some trees need less sunlight than others.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

What is a shelter in an ecosystem?

• A squirrel eating an acorn

• a whale migrating

• a raccoon in a hollow log

• a stick laying on the ground

Choose all the changes that could be harmful to a squirrel's habitat.

• plants growing

• planting trees

• cutting down trees to build houses

• releasing snakes in the woods

• a fire in the woods

Tags

NGSS.MS-LS2-4

What can harm a habitat?

• Sun shining in the sky

• planting trees

• water pollution

• rain fall

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

What would happen to the small fish in a food chain if the larger fish were taken out of the food chain.

• The population of the small fish would decrease because the larger fish that was eaten by the biggest fish would increase

• The population of the larger fish would increase

• Nothing it would stay the same.

• the population of the fish that the larger fish ate would be the same.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

What is the main source of energy originate in a food chain?

• The water

• The sun

• The cow

• the person

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6