Question

Which are the gases involved in breathing?

(a) O2 and NO2
(b) O2 and SO2
(c) O2 and O3
(d) O2 and CO2​

Answer 1

Answer:

O2 and CO2

Explanation:

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Answer 2

Answer:

d

Explanation:

we intake o2 and release co2 in the process of respiration