Answers KISD Earth and Space Science IC Sem B Spring 2026 Unit Test — Unit testQuestion 43

43

QuizMultiple Choice

Unit Test — Unit test

Question 43 • KISD Earth and Space Science IC Sem B Spring 2026

Why are plants unable to grow at the bottom of lakes?

Answer

A

The water is colder at the bottom.

B

Sunlight does not reach the bottom.

C

Groundwater feeds into the bottom.

D

Less fresh water is found at the bottom.

Explanation

Plants need sunlight to photosynthesize and make the food they need to grow. At the bottom of a lake, too little sunlight reaches them, so they cannot grow there. The correct choice is “Sunlight does not reach the bottom.”

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