Question

Which of the following is an accurate description of carbon dioxide?
A. It is one of the gases contained in oxygen.
B. It is one of the gases that result in global warming.
C. It is a gas given off by the leaves of plants and trees.
D. It is a gas that is harmful to the survival of plants and trees.

Answer 1

Answer:

The answer is B. carbon dioxide is harmful to the atmosphere, but plants absorb it as sustenance.

Answer 2

Answer:

The answer is B.

Explanation:

According to research, a gradual increase in carbon dioxide is helping to drive global warming. It would not be D because carbon dioxide is not harmful to the survival of plants and trees. Plants and trees are the ones that give off carbon dioxide.