Question

The decomposition of animal waste by anaerobic bacteria produces biogas
(Change A). The biogas is then burnt as fuel (Change B). What are the similarities
between the two changes.




please answer fast




I have to submit the book till 10 o'clock ​

Answer 1

Answer:

hello frnds

Explanation:

Bacteria acts on waste and converts it to boigas ( change A). Hence it is a chemical change during boigas production (change B) it work as a fuel and produces heat . Hence A and B both are chemical change

Answer 2

Answer:

Similarities

A - chemical change

B- chemical change

Hence both are chemical changes

Explanation:

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