Biology, asked by rockstar2019, 10 months ago

........................MCQ.......................

the following pairs of elements are relatively abundant in living organisms than in Earth crust......

a) Oxygen, Nitrogen
b) Magnesium, Carbon
c) Carbon, Sodium
d) Carbon, Hydrogen

Answers

Answered by himanshu44444

1

( A ) Oxygen , Nitrogen

It is the correct answer of your question mate ....

Answered by rosey25

1

Answer:

a is the answer of your questions

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