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(a) Fill in the blanks marked 1-5 in fig...

(a) Fill in the blanks marked 1-5 in figure of nitrogen cycle.
(b) What will happen if the step of ammonification does not take place?
(c) What will happen if the step of denitrification does not take place?

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(a) 1. Animal nutrition, 2. Ammonia in soil 3. Ammonification. 4. Nitrates in soil, 5. Denitrification.
(b) If ammonification does not take place the conversion of complex organic compounds such as proteins and nucleic acids of decaying organisms into ammonia will not take place.
(c) If denitrification does not take place, conversion of nitrate salts present in soil and water intofree molecular nitrogen will not occur.
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