Across
- 3. - the habitat in which a person, animal, or plant lives
- 5. - the process by which green plants and other organisms use sunlight to synthesize foods from carbon dioxide and water
- 7. - the changes an animal that goes through during its life
- 8. - a plant cell is a eukaryotic cell enclosed by a cell wall, containing a membrane band mucleus and other cell organelles
- 9. - living things do this but non living things don’t
- 11. - trash that is left lying in an open or public area
- 12. - to stay alive
- 14. - a place to dispose waste with soil
- 17. - use again more than once
- 20. - a plastid that contains chlorophyll an in which photosynthesis takes place
- 22. - shortage of supplies
- 24. - they grow and change and need food, water and air
- 25. - a species of animal or plant that is seriously at risk of extinction
- 26. - animals with three body segments and six legs
- 27. - to sort items into a group based on common characteristics
- 28. - the action of clearing a whole area of trees
Down
- 1. - make smaller or less in amount, degree, or size
- 2. - the natural compound present in green plants that give them their color
- 4. - a big change in form
- 6. - quality of condition of being sensitive
- 8. - the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effect
- 10. - materials created in nature that are used and usable by humans
- 13. - a simple sugar which is an important energy source in living organisms and is a component of many carbo hydrates
- 15. - the material or protoplasm’s within a living cell excluding the nucleus
- 16. - a color less, odorless, gas produced by bornin organic compounds and by tespiration
- 18. - process of eliminating or expelling waste matter
- 19. - all the different kinds of life you’ll find in one area
- 21. - convert waste into reusable material
- 23. - prevention of wasteful use of a resource