Plants Review

1. Photosynthesis is a chemical change in plants which recombine water and carbon dioxide into glucose _____ and oxygen.
5. What is the process in which a plant takes in carbon dioxide and releases oxygen?
6. What is the process that leaves do that uses light to make food for the plant?
10. Which part of the plant attracts insects to help with pollination?
12. When a seed germinates it makes a _____.
14. Where do plants get their energy?
15. True or false: stems transport air
16. What is the term used when a seed begins to grow?
17. What do most plants begin their life as?
18. Which component of soil absorbs the most water?
20. When a plant responds to light
22. What part of the plant breathes in carbon dioxide?

2. When a plant responds to gravity: roots grow down and stems grow up.
3. What part of the flower contains the pollen?
4. Plants give off what type of air that animals use to breathe?
7. The role of a flower is to make _______.
8. The turning or bending of a plant in response to being touched.
9. Anything that causes a response in an organism.
11. Soil with ______matter is made up of previously living material.
13. A plant's response to stimulus
19. If you put an insect and a plant in an airtight container, should they both continue to live?
21. True or false: all plants do not need soil.