1
Q
What is the word equation for photosynthesis?
A
carbon dioxide + water → glucose + oxygen
2
Q
What is the function of stomata?
A
to exchange gases and to evaporate extra water(transpiration)
3
Q
What are 2 important minerals for plants?
A
magnesium and nitrate
4
Q
What process in the carbon cycle decreases the amount of carbon dioxide?
A
photosynthesis
5
Q
What 3 processes in the carbon cycle increases the amount of carbon dioxide?
A
combustion, respiration, decomposition
6
Q
What are 2 major climate changes in the past?
A
Ice age, asteroid crash
7
Q
What is the use of magnesium for plants?
A
produces chlorophyll
8
Q
What is the use of nitrate for plants?
A
transfer carbohydrates to protein for growth
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