Anaerobic bacteria digest animal waste and produce biogas (change A). The biogas is then burnt as fuel (change B) . The following statements pertain to these changes. Choose the correct one:
(a) A is a chemical change where as B is physical change
(b) B is a chemical change where as A is physical change
(c) Both A and B are physical change
Answers
Answered by
2
Answer:
a is a chemical change where b is a physical change
Explanation:
due....to....when the animal take their meal after this digestion happen in the digestive system and for that digestion is a chemical change..!!
and the biogas as we all know that we made biogas much...!!
Answered by
1
Answer:
Change A and change B both are chemical changes.
As both the reaction are irreversible, they lead to the formation of new substances.
Explanation:
Animal waste (anaerobic bacteria)⇒ Bio gas
Bio gas (burning)⇒ + other substance
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