The Importance of Nitrogen in the Ecosystem

Plants and animals need nitrogen to make proteins and proteins are the building blocks of cells and life.

78%

No, because nitrogen is unreactive.

<p>Plants can take nitrogen compounds such as nitrates from the soil.</p> Signup and view all the answers

<p>Fixing</p> Signup and view all the answers

<p>One way is through nitrogen fixing bacteria in the soil turning nitrogen from the air into nitrates.</p> Signup and view all the answers

<p>They break down animal excretion and dead organisms, returning nitrogen back to the soil as ammonia.</p> Signup and view all the answers

<p>Lightning</p> Signup and view all the answers

<p>Nitrous oxide dissolves in rainwater to make nitrous acid.</p> Signup and view all the answers

<p>Fertilizers are used to increase the nitrates in the soil to maximize plant growth.</p> Signup and view all the answers