Question

Complete the analogy
1)Oxygen:21%:: Nitrogen:____________
2) Respiration:Oxygen Cycle:: Nitrification:_______​

Answer 1

Answer:

1. 78%

2. Nitrogen cycle.

Explanation:

1. Oxygen in the air is 21%, & Nitrogen is 78%

2. Respiration is conducted through Oxygen & Nitrification is conducted by Nitrogen.

Hope my answer has helped you.