Question

21. Which of the following statement is correct

(a) Respiration is a physical process while breathing is chemical process

(b) Respiration is chemical process while breathing is a physical

(c) Both respiration and breathing are chemical process.

(d) Both respiration and breathing are physical process.
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Answer 1

Answer:

option d.. both are physical processes...

Answer 2

Answer:

Both respiration and breathing are chemical process

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