4.2 Flashcards
1
Q
Nitrogen fixation
A
nitrogen is taken from its molecular form (N2) in the atmosphere and converted into nitrogen compounds
2
Q
Nitrification
A
turns nitrifying bacteria into nitrates
3
Q
Inputs and outputs of photosynthesis
A
sunlight + carbon dioxide + water = oxygen + glucose
4
Q
inputs and outputs of cellular respiration
A
oxygen + glucose = water + Carbon dioxide + heat energy
5
Q
who performs cellular respiration
A
all organisms
6
Q
who performs photosynthesis
A
only plants
7
Q
what are the main resevoirs
A
rocks, atmosphere, soil, water
8
Q
how to the plants absorb the nitrogen in the soil or air
A
assimilation
9
Q
how does carbon dioxide get back to the atmosphere from the cycle
A
cellular respiration
10
Q
A
