Photosynthesis
Answers are for parents and teachers.
1
Look at a plant at home. Which way do its leaves face? Why?
Toward the light, to catch more sunlight.
2
Draw a flow chart for photosynthesis with inputs and outputs.
Carbon dioxide, water and light go in; sugar and oxygen come out.
3
Write a plan for a fair test using card on a leaf.
Change light; keep plant, water, time the same; observe colour.
4
Explain to someone why a plant in a dark cupboard looks pale.
It cannot do photosynthesis without light.
5
Say one thing plants give to us and to animals.
Oxygen and food.