Photosynthesis Flashcards
1
Q
How to plants absorb energy?
A
Using chlorophyll in their leaves
2
Q
What are the 4 factors that limit the rate of photosynthesis?
A
- Light intensity
- Temperature
- Carbon dioxide
- Concentration
3
Q
What do plants need for healthy growth?
A
Mineral ions (nitrate and magnesium)
4
Q
Equation for photosynthesis…
A
carbon dioxide + water = glucose + oxygen
5
Q
What is glucose used for?
A
- Starch for storage
- Respiration
6
Q
How to maximise plant growth…
A
- Artificial light
- Paraffin lamps (burns to produce CO2)
7
Q
What are the 3 most important elements plants need to take in to survive?
A
- Carbon
- Hydrogen
- Oxygen
8
Q
What are the 2 important mineral ions needed and their uses?
A
- Magnesium: for making chlorophyll
- Nitrate: making amino acids (protein)
