3
QuizMultiple Choice

Ocean Circulation — Unit test

Question 3 • AZ-Earth and Space Science B

Which describes bedrock?

Answer
A
consists of solid rock
B
lies directly above the soil layer
C
does not contain weathered rock
D
forms from decomposed material

Explanation

Bedrock is the solid rock layer beneath the soil and loose, weathered material at Earth’s surface. Therefore, the description “consists of solid rock” is correct. Bedrock is not formed from decomposed material; instead, decomposed material contributes to soil above it.

AI-written and checked against the verified answer.

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