1. Practice Quiz Characteristics and Needs of Living Things

2. Directions Click anywhere on the screen or hit the down arrow to move to the next slide. Write each answer on a piece of paper to test yourself. Count the number correct. Study the ideas and words that you get wrong. Good Luck!

3. Question 1: How many characteristics of life have we discussed in class?

4. Answer: 7

5. Question 2: What is the word that helps us remember the characteristics of life?

6. Answer: CARRUGS

7. Question 3: What does the “C” stand for?

8. Answer: All living organisms are made of cells.

9. Question 4: What does the “A” stand for?

10. Answer: All living organisms are adapted to their environment.

11. Question 5: What does the “R” stand for?

12. Answer: All living organisms have the ability to reproduce.

13. Question 6: What does the next “R” stand for?

14. Answer: All living organisms respond to stimuli.

15. Question 7: What does the “U” stand for?

16. Answer: All living organisms obtain and use energy.

17. Question 8: What does the “G” stand for?

18. Answer: All living organisms grow and develop.

19. Question 9: What does the “S” stand for?

20. Answer: All living organisms maintain a stable internal environment.

21. Question 10: Identify the stimulus and response: A wasp smells the sweet odor of a plant and flies toward the plant.

22. Answer: Stimulus = scent (odor) of plant Response = wasp flying toward plant

23. Question 11: Identify the stimulus and response: A plant’s leaves grow toward sunlight.

24. Answer: Stimulus = sunlight Response = growth toward sunlight

25. Question 12: What is an autotroph?

26. Answer: An autotroph is an organism that can produce its own nutrients.

27. Question 13: What is a heterotroph?

28. Answer: A heterotroph is an organism that must obtain its nutrients because it cannot produce its own nutrients.

29. Question 14: Is a plant considered to be an autotroph or a heterotroph? Why?

30. Answer: A plant is an autotroph because it makes its own nutrients through photosynthesis.

31. Question 15: Based upon our yeast lab, are yeast considered to be autotrophs or heterotrophs? Why?

32. Answer: Yeast are heterotrophs because they cannot produce their own nutrients. The yeast became active when we gave them nutrients (sugars).

33. Question 16: What is the difference between a multicellular organism and a unicellular organism?

34. Answer: A unicellular organism is made of one cell, while a multicellular organism is made of more than one cell.

35. Question 17: Are you unicellular or multicellular? Why?

36. Answer: Humans are multicellular because we are made of billions of cells.

37. Question 18: Why do organisms need to take in nutrients?

38. Answer: Organisms use nutrients to create energy.

39. Question 19: List one behavior and one physical adaptation that enables a squirrel to survive.

40. Answer: Physical adaptation examples: Claws, fur, large eyes, tail Behavior adaptation examples: Climbing, building nests, running away from danger

41. Question 20: What is the first question that we could ask to figure out if something is a living organism?

42. Answer: Is it made of cells?

43. How many did you get correct? 19-20 - Awesome! You’re ready - continue your review. 16-18 - Pretty good. You’re ready, but should review a bit more. 13-15 - Hmm. You need to study more. < 13 - You really need to study your definitions and practice problems.