Please help I will try to give brainliest :) ( and idk what subject to put this in s..) Match the following. Match the items in the left column to the items in the right column.

1. ammonification
process by which green plants convert carbon dioxide, water, and energy from the Sun into sugars
2. assimilation
process by which certain bacteria convert ammonium into nitrates
3. denitrification
process by which certain bacteria convert nitrates into nitrogen gas
4. nitrification
process by which plants or animals convert nutrients into usable organic compounds, such as proteins
5. nitrogen fixation
process by which certain bacteria convert organic nitrogen into ammonia and ammonium salts during decomposition
6. photosynthesis
process by which certain bacteria in the soil convert nitrogen gas into ammonia and ammonium
7. respiration
process by which living cells produce usable energy from food