The waste product of respiration in animals is:

oxygen
starch
carbon dioxide
energy

Defend or refute the argument that the government has too large a presence in the agriculture industry.

How does secondary succession differ from primary succession?

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