What is the primary purpose of photosynthesis?

to capture light energy, convert some of it into chemical energy, and store it in the form of carbohydrates for other life forms to use
to capture light energy and release oxygen into the atmosphere, so that the level of oxygen in the atmosphere increases
to take up carbon dioxide from the atmosphere so that the level of carbon dioxide in the atmosphere is reduced

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

How do chloroplasts set plants apart from other living things

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one