photosynthesis
Across
- 5. colour which indicates the presence of starch
- 6. the process by which green plants make their own food
- 8. an example of a plant that contains chlorophyll
- 10. gas plants use to make (manufacture) their food
Down
- 1. green pigment in plants which traps(absorbs)sunlight
- 2. the source of energy for plants
- 3. brownish-yellow substance used to test for starch in a leaf
- 4. part of the plant where photosynthesis mainly takes place
- 7. tiny pores(openings) on the underside of a leaf that takes in carbon dioxide and releases oxygen
- 9. food that plant produce during photosynthesis
- 11. if plants did not produce this gas we would be dead by now!