Cells and Characteristics of Life

1. Cells and Characteristics of Life

2. 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

4. 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

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

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

7. D. Chloroplast and Mitochondria

8. 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.

9. a. asexual reproduction.

10. 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

11. d. Plants

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

13. c. nucleus.

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

15. d. cell respiration.

16. 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.

17. d. photosynthesis.

18. 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

19. D) Ability to move to obtain food

20. 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.

21. Manufacture proteins using genetic material from the nucleus

22. The tendency of molecules to move from an area of High concentatrion to an area of Low concentration, ________________.A) endocytosisB) ExocytosisC) MitosisD) Diffusion

23. D) Diffusion

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

25. Glucose

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

27. A) Mitochondria

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

29. Photosynthesis

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

31. Chorophyll

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

33. Chloropast

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

35. C) Sugars

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

37. B) Cell Wall

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

39. B) Central Vacuole

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

41. B) Nuceus