1. Chapter 2 Study Guide
Study for your test!

2. Know the following vocabulary words:

3. instinct-
A set of actions that a living thing is born with and doesn’t need to learn.

4. vertebrate-
An animal with a backbone

5. endoskeleton-
An internal supporting structure

6. heredity-
The passing of traits from parent to offspring

7. life span-
How long an organism can be expected to live

8. inherited behavior-
A pattern of behavior that requires no thinking because it is programmed into an animal’s brain.

9. exoskeleton-
A hard covering that protects the bodies of some invertebrates.

10. learned behavior-
A behavior that is not inborn.

11. life cycle-
The stages of growth and change an organism goes through.

12. invertebrate-
An animal without a backbone.

13. complete metamorphosis-
A life cycle including four stages of growth: egg, larva, pupa, and adult.

14. Fill in the blanks.

15. Symmetry refers to a body’s _________________.
Shape

16. The largest group of invertebrates is ____________________.
arthropods

17. Hollow bones help birds to _______________.
Fly

18. Molting allows an insect to ________________.
Grow

19. Know the difference between warm blooded and cold blooded
Know the difference between warm blooded and cold blooded. Be able to give examples of both.

20. Warm blooded: An animal whose body temperature does not change much
Mammals, birds, horses

21. Cold blooded: An animal that can’t control its body temperature
Reptile, fish, amphibians

22. Be able to identify at least one fact about each of the following animal groups.

23. Reptile
Vertebrate
Cold blooded
Live on land
dry, scaly skin

24. Amphibian Vertebrate Cold blooded Live on land and in water
Moist smooth skin

25. Bird
Vertebrate
Warm blooded
Feathers
Beaks
2 legs with clawed feet

26. Mammal Vertebrate Warm blooded Have fur or hair
Care for their offspring

27. arthropod Invertebrate Exoskeleton Jointed legs
Body divided into sections

28. What are the steps of complete metamorphosis of a butterfly.

29. Pupa
larva
adult
egg

30. Penguins Life Cycle Newly hatched chick Adult penguin egg
Young penguin

31. Life span vs. Life Cycle
An animal’s life span is how long the animal is expected to live and ..
An animal’s life cycle is the stages of growth and change an organism goes through.
Make your essay based on these facts!

32. Draw a line of symmetry!
yes No

33. Study!