Question

Nitrogen makes up about 78% of the air. Most living things cannot take nitrogen out of the air and use it to make the DNA, ATP, or proteins they need to live. All life on earth depends on few species of _____ that can take nitrogen from the air and make these things.

Answer 1

Answer: The options are not given, here are the options gotten from another website.

Fungi

Algae

Bacteria

Plants.

The correct answer is bacteria

Step-by-step explanation:

This is because there are some bacteria that can convert atmospheric nitrogen into ammonia or nitrates which is absorbed by plants and stored in plants as source of protein, DNA for other organisms after consumption. Some bacteria reside in the root nodules of leguminous plants that convert atmospheric nitrogen to ammonia or nitrates. They are called nitrogen fixing bacteria which include nitrosomonas, Azotobacter. Nitryfing bacteria convert ammonia to nitrites or nitrates.