Chapter 4.2 Flashcards
1
Q
What are the three cycles?
A
Nitrogen, Carbon, and Phosphorus.
2
Q
Steps for the nitrogen cycle.
A
Nitrogen fixation, Nutrifictation, denitrification.
3
Q
Define nitrogen fixation.
A
Fixing the nitrogen for plant use.
4
Q
Define nutrification.
A
Converts ammonium to nitrate and nitrite.
5
Q
Define dentifrication.
A
Converts nitrites/nitrates back into atmospheric nitrogen.
6
Q
Energy vs. carbon in a food chain.
A
Energy gets released back into the atmosphere and carbon continues goes through the cycle.
7
Q
A
8
Q
What is the equation for photosynthesis?
A
sunlight + C02 + H20 -> 02 + glucose
9
Q
What is the equation for cellular respiration?
A
glucose + C02 -> energy + C02 + H20
10
Q
What type of organisms go through cellular respiration?
A
Plants, bacteria, fungi, etc.
