Question

Which statement describes what occurs in both animal and plant cells?
A) Nitrogen is used for respiration and oxygen is a waste product.
Eliminate
B) Oxygen is used for respiration and carbon dioxide is a waste product.
C) Nitrogen is used for respiration and carbon dioxide is a waste product.
D) Carbon dioxide is needed for respiration and oxygen is a waste product.

Answer 1

B

Answer 2

Elaborate.

Answer 3

Please explain.

Answer 4

Nevermind, I should not have even asked this question. It is simple now that i look at it closer.

Answer 5

well, animals and plants both need oxygen to survive,animals breathe it in like humans, and breathe out CO2 (carbon dioxide) with out oxygen plants and animals could not survive