Across
- 3. area along the banks of rivers and streams that is flooded when water levels are high
- 5. organisms that get the energy they need by breaking down dead matter and waste products
- 9. a consumer that only eats other animals
- 12. depending on each other for survival
- 14. All life exists including the earth and its atmosphere
- 15. the flow of energy from organism to organism in a series of feeding relationships
- 16. someone who studies the growing of plants
- 17. when to species interact and one benefits but the other one is not harmed or benefits.
- 19. two species that live in the same environment and have the same diet.
Down
- 1. the chemical that in plants that traps the heat from the sun and gives the plant a green colour
- 2. in the environment that are nonliving
- 4. native vegetation that remains unchanged when surrounding areas have been changed by activities such as grazing or forestry
- 6. species that are close to extinction but very few of them remain.
- 7. another name for interdependence
- 8. the term used to describe all the conditions that affect a plant or animal in its habitat
- 10. part of the stem, root or leaf that is able to grow into a new plant
- 11. a raised bank to prevent water reaching buildings
- 13. scientists who study the interactions between living things and their environment
- 18. active or hunting at night
- 20. species that has low numbers, often spread out over a large area; the population is not decreasing