Question

14. The microoganisms that help in the process of sewage treatment are :
A) Fungli
B) Algae
C) Bacteria
D) Viruses
Vegetable slices and fishes are preserved by :
15.​

Answer 1

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C) Bacteria

Anaerobic bacteria helps in wastage and sewage treatment.

Vegetable slices and fishes are preserved by salt.

Salt helps to keep them fresh.

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Answer 2

Answer:

I think bactara I am sure