9B crossword

5. tube made of living phloem cells that transports dissolved substances around the plant.
8. the green substance found inside chloroplasts.
9. the waxy covering on the outside of many leaves.
10. the features that something has to enable it to do a certain job or survive in a particular place.
13. when particles spread and mix without anything moving them.
15. a process that plants to make their own food. (it needs light to work)
18. pesticidekillt kill insects.
20. a substance that takes part in a chemical reaction.

1. when a seed starts to grow.
2. a substance made up of very long molecules containing repeating groups of atoms.
3. a strong plant material used to make cell walls.
4. an important sugar, which is used as a reactant in respiration.
6. mineral salt is needed by plants to make proteins.
7. pesticides that kill fungi.
8. the green disc containing chlorophyll.
11. fats (and oils) are part of a large group of similar substances called lipids.
12. pesticide that kills plants (also called weedkiller).
14. a substance that is often used to store energy.
16. a liquid fat.
17. when a plant droops because it has too little water.
19. a type of insoluble carbohydrate found in plants.