1. Biology Chapter 1 Test Review

2. Fill in the Blank  A ________ is a statement of fact meant to describe an action. It is generally accepted to be true and universal, because they have always been observed to be true.  Give an example

3. Fill in the Blank  A LAW is a statement of fact meant to describe an action. It is generally accepted to be true and universal, because they have always been observed to be true.  Example: Newton’s Law of Gravity

4. Explain the “play on words”

5. Answer: An Hypothesis is an educated GUESS!

6. How do scientists come up with new hypothesis?  Give one source

7. How do scientists come up with new hypothesis?  Prior experiences/ knowledge  Inferences based on observations  Creative imaginations!

8. Fill in the Blank…  A scientific _________ summarizes a hypothesis or group of hypotheses that have been supported with repeated testing.

9.  A scientific theory summarizes a hypothesis or group of hypotheses that have been supported with repeated testing.

10. An experiment is valuable only if… A.The hypothesis is proven correct. B.The results can be replicated. C.The scientists followed proper safety procedures D.It supports the scientist’s personal point of view

11. An experiment is valuable only if… A.The hypothesis is proven correct. B.The results can be replicated. C.The scientists followed proper safety procedures D.It supports the scientist’s personal point of view

12. Write a possible hypothesis based on the cartoon.

13. Possible Answer: If they continue canoeing, the monster will eat them.

14. Write a possible hypothesis based on the photo.

15. Possible Answer: If you pass this point, you will go over the waterfall.

16. A good hypothesis must be able to be _________.

17. Answer: A good hypothesis must be able to be TESTED.

18. The metric system makes conversions easy because it is based on ____.

19. The metric system makes conversions easy because it is based on 10.

20. What is the control? Why?

21. Egg #1 is the control because nothing is done to it.

22. List 3 safety rules that you might suggest.

23. Safety glasses Follow directions Listen to the teacher

24. What type of data is represented below?

25. Quantitative

27. Qualitative

28. Make an inference based on the cartoon.

29. The fish hit the ball through the glass.

30. What are 5 of the 8 characteristics of life?

31.  made of cells.  Made of genes  Homeostasis  obtain & use energy.  grow and develop.  reproduce.  responds to environment  adapts to environment

32. Whose experiment is shown?

33. Whose experiment is shown? Redi’s

34. What was he trying to prove?

35. What was he trying to prove? Spontaneous generation was not occurring.

36. Identify 2 controlled variables.

37. controlled variables. Jar, meat, temperature, amount of light

38. Identify the manipulated variable.

39. manipulated variable: covering on jar

40. This is the ______.

41. This is the biosphere.

42. All the living things in this picture belong to a ______.

43. All the living things in this picture belong to a community.

44. This is a _______ of mice.

45. This is a population of mice.

46. Make a quantitative observation.

47. Quantitative: 4 prairie dogs

48. Make a qualitative observation.

49. Qualitative: brown & white

50. Identify & explain a bioethical controversy

51. Bioethical Controversies

52. Form an hypothesis!

53. If the coyote touches the circle, the trap will snap close.