PART A: MULTIPLE CHOICE QUESTIONS

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2 PART A: MULTIPLE CHOICE QUESTIONS QUESTION 1. Which of the following correctly shows the sequence from smallest to largest? (e) Cell, nucleus, tissue, organ, system, organism Organism, system, organ, tissue, cell, nucleus Organism, organ, system, tissue, cell, nucleus Nucleus, cell, tissue, organ, system, organism Nucleus, cell, tissue, system, organ, organism QUESTION 2. Which of the follow is not a tenant of classical cell theory? All organisms are made up of one or more cells All cells contain a nucleus Cells are the fundamental unit of life All cells come from pre-existing cells QUESTION 3. What invention was critical to the discovery of cells? The light bulb Electricity Compound microscope Electron microscope QUESTION 4. Which of the following three structures are visible with the light microscope? Nucleus, chloroplast, Golgi apparatus Nucleus, vacuole, chloroplast Nucleus, mitochondrion, vacuole Nucleus, ribosome, chloroplast Copyright MATRIX EDUCATION 2013 Page 9 of 78 Our Students Come First!

3 QUESTION 5. Who was the first scientist to observe cells? Henri Dustrochet Anton van Leeuwenhoek Robert Brown Robert Hooke QUESTION 6. What contribution did Robert Brown make to the cell theory? Named and described the nucleus Formulated cell theory Described mitosis First observed cork cells QUESTION 7. Which of the following is an example of the technological development of microscopic techniques? New sources of illumination Development of new dyes for use as stains Improvements to the phase contract of specimens All of the above Copyright MATRIX EDUCATION 2013 Page 10 of 78 Our Students Come First!

4 QUESTION 8. Which of the following correctly sequences important events in the development of cell theory? Compound microscope is invented, animalcules are observed, cork cells are observed, nucleus is named and described, classical cell theory is formulated Compound microscope is invented, cork cells are observed, animalcules are observed, nucleus is named and described, classical cell theory is formulated Compound microscope is invented, animalcules are observed, cork cells are observed, classical cell theory is formulated, nucleus is named and described Compound microscope is invented, cork cells are observed, animalcules are observed, classical cell theory is formulated, nucleus is named and described QUESTION 9. How did Rudolph Virchow contribute to the cell theory? Described and named the nucleus Stated that the origin of cells was from pre-existing cells Described mitosis Invented the compound microscope Copyright MATRIX EDUCATION 2013 Page 11 of 78 Our Students Come First!

5 PART B: SHORT ANSWER QUESTIONS QUESTION 10. (i) State the cell theory and identify the scientists who proposed this theory. 4 Criteria Marks Identifies all THREE tenants of cell theory 4 Identifies both scientists Any THREE of the above 3 Any TWO of the above 2 Only ONE of the above 1 (ii) Robert Hooke was also a key scientist involved in the development of cell theory. What contribution did he make to this theory? 1 Copyright MATRIX EDUCATION 2013 Page 12 of 78 Our Students Come First!

6 (iii) Using the light microscope as an example, describe how technological advances have helped to support the cell theory. 3 Criteria Makes general statement on how light microscope provided evidence Provides any TWO examples of scientists which used light microscope Makes general statement on how light microscope provided evidence Provides only ONE example of a scientist which used light microscope Makes general statement on how light microscope provided evidence OR Provides only ONE example of a scientist which used light microscope Marks _ Copyright MATRIX EDUCATION 2013 Page 13 of 78 Our Students Come First!

7 QUESTION 11. Outline the historical development of cell theory with reference to key scientist contributions. 5 Criteria Marks Outlines FIVE scientists and their contribution(s) 5 Outlines FOUR scientists and their contribution(s) 4 Copyright MATRIX EDUCATION 2013 Page 14 of 78 Our Students Come First!