Answer the following statements true (T) or false (F)

1. Plants are unable to use nitrogen gas directly.
2. Nitrate reductase is an enzyme that changes nitrogen gas into nitrate.
3. When stomata are closed plants CANNOT absorb CO2, therefore photosynthesis is limited.
4. Nitrogen is especially important in plants for the formation of proteins.
5. Certain fungi help make available minerals such as nitrogen.


1. TRUE
2. FALSE
3. TRUE
4. TRUE
5. FALSE

Biology & Microbiology

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