CELL BIOLOGY PRACTICE TEST A by hcj

VIEWS: 5,404 PAGES: 3

									CELL BIOLOGY PRACTICE TEST
1. The process in which substances enter the cell without the use of energy is called____________? A. passive transport B. active transport C. exocytosis D. endocytosis 2. Which of the following structures is responsible for the movement of water into or out of the cell? A. chloroplast B. lysosome C. cell membrane D. mitochondria 3. The process in which cells ingest large particles, macromolecules, and other cells is called___________? A. diffusion B. endocytosis C. osmosis D. exocytosis 4. Which of the following statements is true about cell structure? A. Cells are enclosed by thin, single layer of pholipids and protein molecules. B. Cells are enclosed by solid layer, or cells wall, for support. C. Cells are enclosed with semi-permeable membranes. D. Cell casings allow molecules to pass unhindered in or out of the cell. 5. What is the MAIN purpose of the cell membrane that appears around all cells? A. to provide rigidity for the cell B. to allow certain molecules in and out of the cell C. to prevent expansion when water enters the cell D. to store proteins until they are needed by the cell 6. The unique cellular structure that protects the order and function inside an animal cell from the extracellular chaos beyond the cell’s outer boundary is the________? A. Cell wall B. cell membrane C. contractile vacuole D. cytoplasm 7. Small molecules can pass through an animal cell’s bilipid membrane, yet larger ones are not able to pass through. Since the membrane selects some molecules to pass through and restricts others, it is referred to as__________. A. nonpermeable B. bilayered C. impervious D. selectively permeable 8. How does a catalyst affect a biochemical reaction? A. it slows down the rate of reaction. B. It speeds up the rate of reaction. C. It increases the activation energy. D. It allows the reaction to form substrates as a product. 9. Which of the following could be an enzyme? A. a protein B. a nucleic acid

C. platinum

D. ATP

10. Which of the following can affect the activity of an enzyme? A. temperature B. ions C. pH

D. all of the above

11. Which of the following is a primary difference between prokaryotic and eukaryotic cells? A. prokaryotic cells contain a membrane-bound nucleus. B. Prokaryotic cells contain DNA. C. Eukaryotic cells contain a membrane-bound nucleus. D. Eukaryotic cells contain DNA. 12. What is the number 14 shown in the diagram? A. cell wall B. endoplasmic reticulum C. cytoskeleton

D. plasma membrane

13. Which of the following correctly lists prokaryotic cells, eukaryotic cells, and viruses in order of INCREASING complexity? A. prokaryotic, eukaryotic, viruses’ B. eukaryotic, prokaryotic, viruses C. viruses, prokaryotic, eukaryotic D. viruses, eukaryotic, prokaryotic 14. Which of the following is the correct sequence for the production of proteins? A. DNA  Transcription  mRNA  Translation  Protein B. DNA  Translation  mRNA  Transcription  Protein C. mRNA  Transcription  DNA  Translation  Protein D. mRNA  Translation  DNA  Transcription  Protein 15. The process in which a messenger RNA strand is produced from a DNA template strand is called_________? A. Transcription B. Translation C. mitosis D. Cytoplasm 16. The process of using the information from mRNA to build proteins is called________. A. Translation B. Transcription C. metabolism D. reproduction 17. The________ is the structure responsible for modifying proteins, packaging proteins into vesicles, and transporting them to the plasma membrane for secretion. A. golgi apparatus B. nucleus C. lysosome D. ribosome 18. The _______ appears as a system of flattened sacks found in the cytoplasm of the cell and is responsible for the modification, packaging, and secretion of proteins. A. golgi apparatus B. nucleus C. lysosome D. microtubule 19. Which of the following is the correct chemical equation for photosynthesis? A. 6CO2 + C2H12O + light energy  6H2O + 6O2 B. 6CO2 + 6H2O + light energy  C2H12O + 6O2 C. C2H12O + light energy  6O26CO2 + 6H2O D. 6CO2 + 6H2O  C2H12O + light energy + 6O2 20. Which of these is used as storage for the energy obtained by chloroplasts from sunlight? A. water B. sugar C. carbon dioxide D. electrons 21. Which of the following is the correct chemical equation for cellular respiration? A. C6H12O6 + 6O2  6CO2 + 6H2O + energy B. C6H12O6 + 6HO2 + energy  6CO2 + 6O2 C. 6CO2 + 6HO2 + energy  C6H12O6 + 6O2 D. CO2 + 6O2  C6H12O6 + 6HO2 + energy 22. Most of the energy from cellular respiration is converted into_____________. A. ADP B. sugar C. ATP D. Lipids 23. Which of the following BEST describes the event that occurs when a phosphate group (PO 43-) is removed from ATP? A. a lot of energy is released B. an enzyme is activated C. organelles are moved D. glucose is changed 24. What are the two types of cellular respiration? A. aerobic and pyruvic acid B. anaerobic and ETC C. fermentation and anaerobic D. aerobic and anaerobic

25. Under which conditions would a cell begin lactic acid fermentation? A. acidic B. oxidative C. aerobic

D. anaerobic

26. Which is the correct sequence of events in cellular respiration? A. glycolysis  ETC  Krebs cycle B. Krebs cycle  ETC  glycolysis C. Krebs cycle  glycolysis  ETC D. glycolysis  Krebs cycle  ETC 27. Which of the following causes muscle soreness? A. lactic acid fermentation B. glycolysis D. the Krebs cycle

C. alcohol fermentation

28. Which organelle is involved in the breakdown of glucose and the production of energy? A. chloroplasts B. mitochondria C. ribosomes D. nucleus 29. Which of the following is one of the roles of mitochondria? A. storage of energy as sugar B. capture of sunlight as energy C. storage of the cell’s genetic D. completion of the breakdown of sugar information 30. The breakdown of _________ is completed by mitochondria to provide energy for the cell. A. water B. oxygen C. carbon dioxide D. glucose 31. Large sugars are made up of many smaller unites called _______. A. monosaccharides B. amino acids C. fatty acids D. nucleotides 32. Nucleic acids are formed by the linking of series of ________. A. amino acids B. fatty acids C. glycerol 33. Proteins are made up of many smaller units called_________. A. monosaccharides B. amino acids C. lipids 34. Lipids are made up of smaller units called ___________. A. disaccharides B amino acids C. fatty acids

D. nucleotides

D. nucleic acids

D. plasmids


								
To top