What are the products of photosynthesis 1.carbon dioxide and hydrogen
2.hydrogen oxygen and water
3.light energy water and carbon dioxide
4.oxygen and glucose

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

Which of these definitions have been paired with the correct type of cell?