Science, asked by s1082poornashree2951, 3 months ago

Which of these applies to
oxygen ?
a. helps in respiration
b. helps in photosynthesis
c. it is 78% by volume
d. helps in burning

Answers

Answered by bandanajha43989

2

Answer:

Help in respiration

Explanation:

hope it helps you ✌️✌️✌️

Answered by Matrix7777

1

Answer:

a. helps in respiration .............

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