Now can you think of some ways by which nature and human activities are adding nitrogen into the atmosphere? Write at least two of these in the space provided below.
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1
Answer:
Nitrogen would normally circulate in the biosphere by different processes but humans are adding to it. People would drive car which may release nitrogen compounds in the air. Burning any fuel can do that. Factories releasing waste can also add to it.
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Answer:
Explanation:
✅They absorb nitrates from the soil into their roots. When a plant or animal dies, decomposers like fungi and bacteria turn the nitrogen back into ammonium so it can reenter the nitrogen cycle. Denitrification - Extra nitrogen in the soil gets put back out into the air.
✅Humans are overloading ecosystems with nitrogen through the burning of fossil fuels and an increase in nitrogen-producing industrial and agricultural activities.
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