6
QuizMultiple Choice

Photosynthesis

Question 6 • FL-2002040-M/J Comprehensive Science 1 CR

Which best explains how photosynthesis is helpful to humans?

Answer
A
It reduces the amount of harmful rays released by the sun.
B
It increases the levels of carbon dioxide in the air.
C
It provides oxygen for humans to breathe.
D
It produces proteins, which humans can eat.

Explanation

During photosynthesis, plants use carbon dioxide and water to make sugars, and they release oxygen into the air. Humans need oxygen to breathe, so the choice “It provides oxygen for humans to breathe” best explains how photosynthesis helps us.

AI-written and checked against the verified answer.