6. What is meant by the term limiting factor?
- Something which stops photosynthesis from being affective.
- Something which prevents the rate of photosynthesis increasing.
- Something that stops a plant from growing.
7. Name the solution used to test a leaf for startch
- Iodine
- Nitrogen
- Hydrogen
8. What is the word equation for photosynthesis?
- Carbon Dioxide + Water ----> Glucose + Oxygen
- Carbon Dioxide + Water ----> Glucose + Nutrients
- Carbon Dioxide + Water ----> Starch + Oxygen
9. Why is it hard to make an investigation that is outdoors valid?
- There are too many variables which are difficult to control.
- Your equipment could be damaged by weather.