Download - 1. The covering that forms the outer boundary of a cell is called the cell membrane. Quiz 3A
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Life Science
Test 3
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1. The covering that forms the outer boundary of a cell is called the cell membrane.
Quiz 3A
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2. The cell membrane protects the cell from harmful substances but allows the needed materials into the cell.
Quiz 3A
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3. cytology—the study of cells
Quiz 3A
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4. In the fluid mosaic model, the cell membrane is made of the molecules protein and lipids.
Quiz 3A
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5. Hydrophilic—something that likes to be in water.
Quiz 3A
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6. Hydrophobic—avoids contact with water
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7. Living cells require water environments.
Quiz 3A
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8. A selectively permeable membrane allows some molecules to pass through but not others.
Quiz 3A
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9. Water, oxygen and carbon dioxide are small and pass through membranes.
Quiz 3A
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10. Starch and protein molecules are large and only pass through certain membranes.
Quiz 3A
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11. transport—movement through a cell
Quiz 3A
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12. Passive transport—movement of substances through a membrane without the use of the cells own energy.
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13. Diffusion is an example of passive transport (not a type of osmosis).
Quiz 3A
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14. In osmosis, water moves from an area of higher concentration to an area of lower concentration.
Quiz 3A
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15. Diffusion and osmosis are examples of passive transport.
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16. Active transport requires the cell to use energy.
Quiz 3A
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17. Anton van Leeuwenhoek was recognized as an honorary member by the Royal Society of London because of his outstanding work in making an using lenses to see tiny organisms.
Quiz 3A
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Quiz 3A
covers notes:1, 3, 4, 5, 8,
12, 13, 14, 16, 17
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18. All cells need energy.
Quiz 3B
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19. Cells have three basic parts:a. Cell Boundariesb. Cytoplasmc. Genetic Material
Quiz 3B
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20. All cells have an outermost boundary called the cell membrane.
Quiz 3B
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21. The cell membrane protects the cells inside and controls what enters and exits the cell.
Quiz 3B
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22. Plant cells are different from animals cells because their boundaries include a structure called a cell wall.
Quiz 3B
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23. The diaphragm on a microscope is used to adjust the amount of light passing through the specimen.
Quiz 3B
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24. 10 X eyepiece
x 40 X objective
400 X total magnification
Quiz 3B
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25. cytoplasm—thick fluid that contains small organelles
Quiz 3B
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26. organelles—parts of a cell that perform many functions needed to keep the cell alive
Quiz 3B
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27. mitochondria—produces usable energy for the cell
Quiz 3B
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28. Ribosomes manufacture proteins
Quiz 3B
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29. Vacuoles store material.
Quiz 3B
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30. Lysosomes dispose of worn-out cell parts.
Quiz 3B
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31. Chloroplasts—organelles in which photosynthesis occurs
Quiz 3B
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32. Turgor pressure results from the build up of water in the central vacuole.
Quiz 3B
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33. The nucleus contains the cells genetic information.
Quiz 3B
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Quiz 3B covers notes:22-24, 27-33
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34. Algae plants and humans have eukaryotic cells—not bacteria.
Quiz 3C
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35. All animals cells are eukaryotic.
Quiz 3C
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36. The eukaryotics genetic material is surrounded by a membrane.
Quiz 3C
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37. The genetic material of staphylococcus aureus is a prokaryotic (bacteria) because it is contained in a nuclear area that is not surrounded by a nuclear membrane.
Quiz 3C
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38. Prokaryotic cells have genetic material.
Quiz 3C
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39. Some organelles may be missing in some cells.
Quiz 3C
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40. Prokaryotic cells do not have mitochondria.
Quiz 3C
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41. Eukaryotes and prokaryotic cells have cell walls.
Quiz 3C
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42. Chloroplast are found in some eukaryotic cells but not all of them.
Quiz 3C
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43. An example of irreducible complexity is when a cell cannot survive without ribosomes for making proteins.
Quiz 3C
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Quiz 3C
covers notes:34-43
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Test 3 covers notes: 1, 2, 3, 6, 7, 9, 10, 11, 15, 17, 18, 19, 20, 21, 25, 26, 27, 28, 29, 30, 33, 35
+ given two cells models, identify:
Animal—cilia, nucleus, mitochondria, cell membrane, cytoplasmPlant—cell wall, cell membrane, chloroplast, vacuole, ribosomes
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