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2. __________ is the study of life.

3. Living things depend on each other, DO NOT exist in _______________ They are part of the _____________ of nature. All living things ______________ with other living things and the world Humans need plants and animals to supply us with __________ and _______, _________

4. Offspring are produced in A process called ____

5. A ___________ consists of a group of organisms that can mate with each other and produce offspring that are capable of reproducing.

6. Anything that posses ALL of the characteristics of life is known as an _____________.

7. A ___________ consists of a group of organisms that can mate with each other and produce offspring that are capable of reproducing.

8. About twelve to twenty-four hours after the previous meal, a person’s blood-sugar level normally varies from 60 to 90 milligrams per 100 milliliters of blood, though it may rise to 130 mg/100 ml after meals high in carbohydrates. The fact that the blood-sugar level is maintained within a fairly narrow range despite uneven intake of sugar is due to the body’s ability to carry out what process?

9. Regulation of an organism’s internal environment to maintaining conditions suitable for its survival is called ___________________. (Balance in nature)

10. Common Steps Used By Scientist to Gather information and Answer Questions are ___________

11. A ______________ is an explanation for a question or problem that can be tested

12. An _____________ is a test of a hypothesis by collecting information under ____________ conditions.

13. The _______________ variable is the one condition in an experiment that is tested.

14. The ______________ variable is the condition that changes because of a change in the independent variable.

15. A hypothesis that is supported by many different investigations and observations becomes a _______

16. Certain FACTS of nature, like gravity are called _________

17. The first step in the scientific method is ___________

18. Following Observation a scientists makes a testable statement of the observation called a __________

19. The hypothesis is tested by a/an ___________________ or further observations.

20. The results are analyzed, called a/an ____________ and the hypothesis is supported or rejected.

21. Always carry a microscope by the ____ and _______

22. When using the microscope, adjust the light by adjusting the ________

23. With a microscope place the slide such that when looking through the _____, the slide is in the _____ of ______

24. Take a quiz!

25. ____ is the metric unit of mass What instrument is used to measure mass?

26. ____ is the metric unit of length

27. ____ is the metric unit of volume What equipment is used to measure volume?

28. The information gathered from experiments is called ________

29. A procedure for collecting information and testing a hypothesis

30. The part of an experiment in which all conditions are kept the same is the _____

31. Steps scientist use to gather information and test hypothesis and solve problems are__

32. A testable explanation for a question or problem is a(an)

33. An experiment is a test of a __________

34. Electron Microscopes do not use light to magnify on objects but ____

35. A light microscope magnifies about ____ times the original size while an electron microscope magnifies about ____ times

36. What type of microscope must be used to see viruses? Why is this important?

37. An organism is affected by interactions with which of the following? a.Another organism of the same species b.Other organisms of different species c.The natural environment d.All of the above

38. A group of organisms that can interbreed and produce fertile offspring is called an a.Family b.Species c. Organization d. Community

39. Inside the human body, heat is constantly generated as a byproduct of chemical reactions. Humans must be able to release heat to the environment. This adaptation is necessary for maintaining_ a.Energy b.Organization c.Homeostasis d.Locomotion

40. A scientist performs a series of experiments to confirm an idea regarding cellular metabolism. The results of her experiments support her initial idea, and after conferring with colleagues, she discovers that evidence for many experiments has supported the same idea. This idea now can be considered a(an) a.Theory b.Hypothesis c.Observation d.Control

41. Which of the following procedures is considered a scientific method? a.Collecting data b.Making a hypothesis c.Observing d.All of the above

42. Which of the following units is part of the International System of Measurement (SI)? a.Pound b.Inch c.Meter d.Gallon