Plants need certain elements from mineral ions in the soil in order to produce important compounds. If they lack one or more of these, the plant will suffer deficiency symptoms.
1 of 10
What are the four main ions/elements needed?
1) Nitrates; 2) Phosphates; 3) Potassium; 4) Small amounts of Magnesium
2 of 10
What are nitrates used for?
Contain nitrogen for making amino acids and proteins, needed for cell growth.
3 of 10
What are nitrate deficiency symptoms?
1) Growth is stunted; 2) Older leaves turn yellow
4 of 10
What are phosphates used for?
Contain phosphorus for making cell membranes and DNA, and needed for respiration and growth
5 of 10
What are phosphate deficiency symptoms?
1) Poor root growth; 2) Older leaves turn purple
6 of 10
What is potassium used for?
Help the enzymes needed for photosynthesis and respiration
Comments
No comments have yet been made