Which of the following has a positive impact on the environment? (comparatively)

• Coal power

• Solar power

• Landfills

• Recycling

What happens to any forest ecosystem when the land is cleared for farming?

• The forest ecosystem will be destroyed.

• The forest ecosystem will be healthy.

• The forest ecosystem will be relocated.

• The forest ecosystem will be unaffected.

If a river is dammed, what effect would this have on the river?

• The river ecosystem below the dam would be changed.

• The entire river ecosystem would be changed.

• The river ecosystem above the dam would be changed.

• The river ecosystem would not be changed.

Pollution caused by a coal factory most directly affects the...

• ocean

• soil

• atmosphere

• groundwater

How does the introduction of a non-native species affect the native wildlife?

• The non-native species will compete with other predators for its food

• The prey of the non-native species could become endangered

• The non-native species will cooperate with other predators

• The ecosystem will not likely be affected by the introduction of a non-native species.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What are some possible negative effects of using landfills?

• bacteria and garbage run-off

• contamination of drinking water

• nutrients improve soil quality

• recycling increases

Loss of biodiversity is also because of ................ in human population.

• Increase

• Decrease

• Spread

• Fight

Dodo bird is an example of .....................species.

• Extinct

• Endangered

• Vulnerable

• Rare

Group of organisms of the same species forms a ...............

• Species

• Population

• Biosphere

• Community

Which of the following activities cannot help in conservation?

• Natural Disasters

• Recycling of polythene

• Recycling of metal

• Recycling of cardboard