Home Biology Ecosystem Decomposition Which of the following statements regarding …
Biology Ecosystem Decomposition Single Correct MCQ
Published on: August 21, 2026

Which of the following statements regarding the hydrological cycle is false?

A
Most input to the oceans occurs via runoff from rivers.
B
More water evaporates from the surface of the oceans than falls as rain over the oceans.
C
Less water evaporates from the surface of the land than falls as rain over the land.
D
Water found in sedimentary rock is constantly exchanged with the ocean.

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Verified by Experts
The correct answer is:
D

This is false because water trapped in sedimentary rocks is not rapidly or constantly exchanged with the ocean; it is mostly locked for long periods and moves very slowly compared to the active hydrological cycle.

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