С ran
salt
solution
water
(1) Part C enabled the process to take place. State the general name given to
part C.
* (ii) If the setup was left to stand for 3 hours, state and explain what would be
observed.

the answer would be d

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.

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