Carbon & Nitrogen Cycles
Flashcard
•
Biology
•
7th - 12th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What percentage of our atmosphere is made up of nitrogen gas?
Back
78%
2.
FLASHCARD QUESTION
Front
Which gas dissolves in the ocean and is used in Photosynthesis for aquatic plants?
Back
Carbon dioxide
3.
FLASHCARD QUESTION
Front
What type of bacteria change nitrates back into nitrogen gas?
Back
Denitrifying bacteria
4.
FLASHCARD QUESTION
Front
What process of the nitrogen cycle occurs in the roots of plants?
Back
Nitrogen fixation
5.
FLASHCARD QUESTION
Front
What is the general name given to the bacteria that fix nitrogen for plants?
Back
Nitrogen Fixing bacteria
6.
FLASHCARD QUESTION
Front
What is the process called where nitrogen gas is converted into ammonia?
Back
Nitrogen fixation
7.
FLASHCARD QUESTION
Front
What role do denitrifying bacteria play in the nitrogen cycle?
Back
They convert nitrates back into nitrogen gas, releasing it into the atmosphere.
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