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Clean Up #1

Clean Up #1. Students should always wash their hands after any biology laboratory activity. True. Clean Up #2. Gloves and paper towels used to clean up body fluids, bacteria, or DNA samples should be disposed of in biohazard bags. True. Clean Up #3.

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Clean Up #1

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  1. Clean Up #1 • Students should always wash their hands after any biology laboratory activity. • True

  2. Clean Up #2 • Gloves and paper towels used to clean up body fluids, bacteria, or DNA samples should be disposed of in biohazard bags. • True

  3. Clean Up #3 • Mercury spills generally can be ignored so long as no one comes into physical contact with the droplets. • False

  4. Clean Up #4 • One waste container should be provided and clearly marked for the disposal of both broken glass and chemical byproducts. • False

  5. Clean Up #5 • After completing an experiment, all chemical wastes should be: A. left at your lab station for the next class. B. disposed of according to your instructor’s directions. C. dumped in the sink. D. taken home. • B

  6. Equipment/Materials #1 • Relatively dull scissors and other cutting blades are safer for students than sharp instruments. • False

  7. Equipment/Materials #2 • Equipment in poor condition (e.g., frayed electrical cord) can be used so long as students are warned of the hazard. • False

  8. Equipment/Materials #3 • It is safer to use vacuum systems than pressured systems because vacuum systems pose no significant danger. • False

  9. Equipment/Materials #4 • Pipets are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipet using your mouth. • False

  10. Equipment/Materials #5 • Flammable materials, like alcohol, should never be dispensed or used near: A. an open door. B. an open flame. C. another student. D. a sink. • B 

  11. Equipment/Materials #6 • The correct procedure for combining acid and water: a. It depends on the acid. b. Always add water to acid, cool and swirl. c. Always add acid to water, cool and swirl. • C

  12. Safety Equipment #1 • Personal eyeglasses provide as much protection as: A. a face shield. B. safety glasses. C. splash-proof chemical goggles. D. none of the above. • D

  13. Safety Equipment #2 • Approved eye protection devices (such as goggles) are worn in the laboratory: A. to avoid eye strain. B. to improve your vision. C. only if you don’t have corrective glasses. D. any time chemicals, heat or glassware are used • D

  14. Safety Equipment #3 • Which of the following individuals is responsible for ensuring the proper use of safety equipment such as fire extinguishers and fire blankets?a. School Principal b. Department Chairperson c. Science Teacher • C

  15. Safety Equipment #4 • You arrive at your newly assigned biology classroom, and notice that there is no eye wash station installed. There are eye wash bottles available. What is your first responsibility to ensure a safe classroom?a. Nothing is needed; the eye wash bottles are adequate. b. Install a hose system at the sink and use that for emergencies. c. Tell the maintenance staff that there is a problem and an eye wash station should be installed. d. Notify your principal in writing that any eye wash station must be installed immediately to ensure student safety • D

  16. Safety Equipment #5 • Laboratory aprons should be worn during all lab activities. • True

  17. Safety Equipment #6 • Eye protection goggles typically should be sanitized if used by multiple classes each day. • True

  18. Glass, Food, & Drink #1 • If students bring food, drink, or cigarettes with them to the lab, these items should be stored away in a backpack or purse. • False

  19. Glass, Food, & Drink #2 • It is okay for a student to chew gum in the lab, as long they had it in their mouth when they started, and do not remove it. • False

  20. Glass, Food, & Drink #3 • It is safe to set hot glassware on a lab bench, as long as you warn everyone around you that the glass is hot. • False

  21. Glass, Food, & Drink #4 • Hot glass looks the same as cold glass. • True

  22. Glass, Food, & Drink #5 • Chipped or cracked glassware is okay to use. • False

  23. Glass, Food, & Drink #6 • It’s okay to pick up broken glass with bare hands as long as the glass is placed in the trash. • False

  24. Accidents #1 • In the event of an accident, it is a good idea to seek out witnesses. • True

  25. Accidents #2 • Teachers should be prepared with appropriate materials for immediate cleanup of hazardous spills and accidents. • True

  26. Accidents #3 • In the event of release of body fluids (e.g., blood, vomit), it is safe to clean up the spill without the use of protective gloves. • False

  27. Accidents #4 • In case of any classroom fire, someone with training should immediately apply the fire extinguisher. • False

  28. Accidents #5 • It is important to know which of your students wear contact lenses so that the lenses can be immediately removed in case of a chemical eye splash. • False

  29. Accidents #6 • Sites where body fluids, bacteria, or DNA samples are spilled should always be cleaned up with some form of disinfectant. • True

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