Determine the effect of fertilizer on plant growth. He purchased 9 identical plants and separated them into 3 groups. Group 1 did not receive fertilizer,
Group 2 received one teaspoon of fertilizer, and Group 3 received two teaspoons of
fertilizer. All the plants received the same amount of water and were placed in the
same location so they could receive the same amount of sunlight. What was the
outcome variable (dependent variable) in Kevin's experiment

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.