1. Cells and Characteristics of Life

2. Which part of a plant cell controls the
Which part of a plant cell controls the activities of all other cell parts?
a. cell membrane b. cell wall c. vacuole d. nucleus

3. d. nucleus

8. Which of the following correctly lists the organizational hierarchy of organisms from simplest to most complex? a. cells, organs, tissues, organ systems, organisms b. cells, tissues, organs, organ systems, organisms c. tissues, cells, organs, organ systems, organisms d. tissues, organs, cells, organ systems, organisms

9. a. cells, organs, tissues, organ systems, organisms

10. Which two organelles found within the cell are responsible for energy production?
Lysosomes and Mitochondria
Chloroplast and Mitochondria
Chloroplast and Lysosomes

11. D. Chloroplast and Mitochondria

12. 18. Single-celled organisms can reproduce and create cells exactly like themselves without combining genes from two different parent cells. When they do this, they use a type of a. asexual reproduction. b. gamete formation. c. natural selection. d. sexual reproduction.

13. a. asexual reproduction.

14. George's science class looked at living cells under a microscope
George's science class looked at living cells under a microscope. The students studied an organism that had many different kinds of cells, but each cell had a cell wall and nucleus. To which kingdom did this organism belong?
a. Animals b. Archaebacteria c. Eubacteria d. Plants

15. d. Plants

16. 35. The "control center" of a cell is the
a. cell membrane. b. cytoplasm. c. nucleus. d. cell wall.

17. c. nucleus.

18. The process of releasing energy from food is called
a. plant transpiration. b. human circulation. c. body perspiration. d. cell respiration.

19. d. cell respiration.

20. The process in which green plants convert
The process in which green plants convert energy from the Sun into energy stored in carbon-containing molecules is called
a. respiration. b. combustion. c. digestion. d. photosynthesis.

21. d. photosynthesis.

22. Which of the following is NOT a characteristic of all living things
A) The ability to maintain a stable internal environment
B) The ability to obtain and use energy
C) Made up of one or more cells
D) Ability to move to obtain food

23. D) Ability to move to obtain food

24. If a cell lacked ribosomes, it would be unable to
Manufacture carbohydrates for the cell to use
Make food through the process of photosynthesis
Manufacture proteins using genetic material from the nucleus
Transport materials throughout the cell.

25. Manufacture proteins using genetic material from the nucleus

28. The tendency of molecules to move from an area of High concentatrion to an area of Low concentration, ________________. A) endocytosis B) Exocytosis C) Mitosis D) Diffusion

29. D) Diffusion

30. Which of the following is NOT a product of cellular respiration?
Glucose
Carbon dioxide
Water
ATP

31. Glucose

32. Which of the following releases energy from sugars?
A) Mitochondria
B) Chloroplast
C) Vacuoles
D) Ribosomes

33. A) Mitochondria

34. This is the equation for what process?
6CO + 6H2O + light  C6H12O6 + 6O2

35. Photosynthesis

36. The __________ is the green pigment found in the chloroplast that absorbs sunlight.

37. Chorophyll

38. The following process occurs in which organelle in the cell?
6CO + 6H2O + light  C6H12O6 + 6O2
Mitochondria
Chloroplast
Nucleus
Cytoplasm

39. Chloropast

40. What type of molecules are the main source of energy for cells?
A) Proteins
B) DNA
C) Sugars
D) Enzymes

41. C) Sugars

42. Which is found only in plant cells?
A) Mitochondria
B) Cell Wall
C) Cell Membrane
D) Nucleus

43. B) Cell Wall

44. Plant cells store water and other materials inside the
A) Cytoplasm
B) Central Vacuole
C) Chloroplast
D) Mitochondria

45. B) Central Vacuole

46. The storage of hereditary information in a eukaryotic cell is in the
A) cytoplasm
B) Nuceus
C) Centrioles
D) Lysosomes

47. B) Nuceus