Unit 6 test (Ray)

Unit 6 test (Ray)

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the role of producers in the carbon cycle?

Back

Producers absorb carbon from the atmosphere to use as an ingredient for photosynthesis.

2.

FLASHCARD QUESTION

Front

How do human activities influence climate change?

Back

Human activities like releasing greenhouse gases, deforestation, and urbanization increase the amount of carbon dioxide in the atmosphere, causing global temperatures to rise.

3.

FLASHCARD QUESTION

Front

What is the effect of deforestation on atmospheric carbon dioxide levels?

Back

Deforestation leads to an increase in atmospheric carbon dioxide levels.

4.

FLASHCARD QUESTION

Front

What impact does a volcanic eruption have on climate?

Back

A large volcanic eruption can produce ash clouds that block sunlight, leading to lower temperatures and slower rates of plant growth.

5.

FLASHCARD QUESTION

Front

What is the significance of the ozone layer?

Back

The ozone layer protects the Earth from harmful ultraviolet radiation; thinning of this layer increases UV radiation levels.

6.

FLASHCARD QUESTION

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of carbon dioxide and water.

7.

FLASHCARD QUESTION

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that trap heat in the atmosphere, contributing to the greenhouse effect and climate change.

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