Author Question: Which of the following statements about carbon dioxide are true? A) Carbon dioxide is the number ... (Read 67 times)

luvbio · **on:** Aug 27, 2018

Which of the following statements about carbon dioxide are true?

A) Carbon dioxide is the number one gas emitted by humans.
B) Carbon dioxide concentration have increased since the Industrial Revolution.
C) We are currently releasing more carbon dioxide than the oceans can quickly absorb.
D) Carbon dioxide is not the most abundant greenhouse gas.
E) All of the above are true.

Question 2

Which of the following statements about carbon dioxide is true?

A) The increase in carbon dioxide is closely related to an increase in average global temperatures.
B) Atmospheric carbon dioxide levels were steady until the Industrial Revolution.
C) All the carbon dioxide in the atmosphere is a result of human activities.
D) Carbon dioxide is not a greenhouse gas.
E) All of the above are false.