Why is photosynthesis important?

a. it produces oxygen that all living organisms need to exist.

b. it produces glucose, providing food for many animals.

c. it decreases the amount of carbon dioxide in the atmosphere.

d. all of the above

Why is the bottom layer of a trophic pyrimid the

How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)

When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning