Evolution and Classification Crossword

5. Random changes in the genes.
7. A gradual process in which plants and animals have adapted to survive in their environment over many years. This may mean that the way they look or behave has changed to help them suit their environment better.
10. A type of warm-blooded vertebrate animal that breast feeds their babies and usually has hair.
12. Species without a backbone are known as ……………. .
13. Sharks are great swimmers because they have adapted …………… to help them swim.
14. Species with a backbone are known as ……………. .
16. The science of grouping and naming organisms is …………….
17. Animals that feed on only plants.
18. The placing of information or objects into groups based on similarities is …………………….
20. An animal that is awake primarily at night.

1. A particular environment where an organism lives.
2. Any kind inherited trait (characteristic) that improves the chances of survival and reproduction for an organism.
3. A protective adaptation that enables an organism to visually blend into the environment.
4. Animals that feed on both plants and other animals.
6. Fighting to win or gain something.
8. Animals that feed on other animals.
9. A type of carnivore that attack and kill their prey and feed on their bodies.
11. Water travels up through a plant from the soil through its roots, then its stem and into the leaves. It is lost through tiny openings in the leaves called stomata. This is called t _ _ _ _ _ _ _ _ _ _ _ _.
15. All the living and non-living things in a given environment.
19. Animals that are hunted by predators.