Question

the greenhouse gad carbon dioxide helps to ?

Answer 1

Helps plants create energy during the carbon cycle. It also creates heat in the atmosphere leading to global warming. :)

Answer 2

They are diseased from the lack of nitrogen.

Nitrogen-fixing bacteria live inside them in a symbiotic relationship.

Nitrogen-fixing bacteria live inside them in a parasitic relationship.

None of the above are true.

Do you know if it is any of these?

Answer 3

None of the above are true. 'A' would only be true if the plant was NOT lacking nitrogen, 'B' is a nonsense answer.