Plants Flashcards
0
Q
What do plants need phosphorus for? In what form?
A
Strong roots
As phosphate ions (PO4 3-)
1
Q
What do plants use magnesium for? (In what form?)
A
Making chlorophyll
Need it as ion (Mg2+)
2
Q
What do they need nitrogen for?
In what form?
A
Proteins
As nitrate ion (NO3-)
3
Q
What do plants need potassium for?
In what form?
A
Good flowers and fruit Potassium ions (K+)
4
Q
How to increase amount of CO2 in greenhouse?
A
Burn gas or oil
5
Q
What happns to a plant cell in a concentrated solution?
A
Goes flaccid
