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Environmental Science MCQs

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Practice free Environmental Science multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 937 questions — no login required.

Question 10medium

Salinization is ___________.

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Question 11hard

Acid deposition causes

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Question 12hard

Melanornia (skin cancer) is associated with

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Question 13hard

When oil and gas resources are burnt they kill many forests and lakes by

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Question 14medium

Soil pollution is caused by

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Question 15hard

What is hibernation and aestivation?

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Question 16hard

Fog that most often forms as warm rain falls into a cold layer of surface air is called:

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Question 17hard

Fine organic or inorganic particles suspended in air is called

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Question 18medium

CFCs are used as

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