2
lesson pretestMultiple Choice

Pretest

Question 2 • CMS 2026-2027 Biology CREDIT RECOVERY

Which results from an increase in the greenhouse effect?

Answer
A
global warming
B
volcanic eruptions
C
wildfires
D
continental shifts

Explanation

An increase in the greenhouse effect means more heat is trapped in Earth’s atmosphere. This raises average global temperatures, a change called global warming. Continental shifts and volcanic eruptions have different causes, and wildfires are not the direct result described here.

AI-written and checked against the verified answer.

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