Paper 1 - Plant Gas Exchange and Photosynthesis Flashcards
1
Q
which are the key minerals for plant growth
A
magnesium
nitrate
phosphate
potassium
2
Q
what is magnesium mineral used for in plants
A
chlorophyll
3
Q
what is nitrate mineral used for in plants
A
amino acids for growth
4
Q
what is phosphate mineral needed for in plants
A
DNA and cell membrane production, also growth and respiration
5
Q
what is potassium mineral used for in plants
A
help enzymes needed for photosynthesis and respiration
6
Q
deficiency symptoms of nitrates
A
yellow older leaves and stunted growth
7
Q
deficiency symptoms of phosphates
A
older leaves purple, poor root growth
8
Q
deficiency symptoms of potassium
A
poor flower and fruit growth, discoloured leaves
9
Q
deficiency symptoms of magnesium
A
yellow leaves
