Biochemistry

Question 1

1.Report any _ to the teacher immediately, no matter how minor, including reporting any ___, scratch or _____.

Answer 1

1. Accidents
2. Burn
3. Cut

Question 2

2.Prepare for each laboratory activity by ____ all instructions.

Answer 2

Reading

Question 3

3.Any science project, or individually planned experiment, must be _______ by the teacher

Answer 3

Approved

Question 4

4. Use ____ those materials and equipment authorized by the instructor

Answer 4

Only

Question 5

5. Inform the teacher immediately of any ______not working properly

Answer 5

Equipment

Question 6

6. Clean up any non hazardous _____ on the floor or workspace immediately

Answer 6

Spills

Question 7

7. Wear appropriate ______ as directed by the instructor

Answer 7

Eye protection

Question 8

8.Splashes and fumes from hazardous chemicals present a special danger to wearers of ________

Answer 8

Contact lenses

Question 9

Student’s with _____ skin wounds on hands must wear _____ or be excused from the activity

Answer 9

1. Open 2. Gloves

Question 10

10. Never carry _____ equipment or dangerous _____& through a group of students

Answer 10

1. Hot 2. Chemicals

Question 11

11. Check ______ and equipment instructions carefully. Be sure correct items are used in the _______ manner

Answer 11

1. Labels
2. Appropriate

Question 12

12. Never ______ anything or touche chemicals with the hands, unless told to

Answer 12

Taste

Question 13

13. Test for odor of chemical only by ______ your hands above the container and sniffing cautiously from a distance

Answer 13

Waving

Question 14

14. Eating or ______ in the laboratory is not permitted

Answer 14

Drinking

Question 15

15. Use a pipette ( never the _____) when measuring or transferring small quantities of liquid with a pipette

Answer 15

Mouth

Question 16

When heating material in a test tube, do not ____ into the tube or point it in the direction of any person during the process

Answer 16

Look

Question 17

20. To treat burns from an ____ or _____, wash the infected area immediately with plenty of running water. If the ____ is involved, irrigate it at the eyewash station for ____ minutes. Report the incident to your teach immediately

Answer 17

1. Acid
2. Base
3. Eye
4. 15

Question 18

22. Know the proper _____ procedures

Answer 18

Fire drill

Question 19

23. Roll long sleeves above the wrist. Long hanging necklaces, bulky _____ and excessive and _____ clothing should ____ be worn during lab or in lab

Answer 19

1. Jewelery
2. Bulky
3. Not

Question 20

28. Use a burner with extreme _____ keep your head and clothing away from the _____ and turn it off when not in use

Answer 20

1. Caution
2. Flame

Question 21

29. Use a fire blanket _____ ____ and roll

Answer 21

Stop drop

Question 22

30. Dispose of laboratory ____ as instructed by the teacher. Use separate ____ containers
    - ___ and waste glass
    - ___ toxic liquids and solids

Answer 22

1. Waste
2. Designated
3. Broken
4. Hazardous

Question 23

31. Take only laboratory manuals and ____ into the working area

Answer 23

Notebooks

Question 24

Student’s are __ permitted in laboratory ___ rooms or teachers work rooms without their approval

Answer 24

1. Not
2. Storage

Question 25

Remove all broken ____ from the work area as soon as possible. Never handle broken glass with ____ hands; use a counter brush and ____.

Answer 25

1. Glass 2. Bare 3. Dustpan

Question 26

35. Operate electrical equipment only in a ____ area and with ___ hands

Answer 26

1. Dry 2. Dry

Question 27

36. When removing an electrical plug from its ____, pull the plug, not the ____

Answer 27

1. Socket 2. Cord

Question 28

37. Treat all animals in the science laboratory _____: that is with ____ and consideration for their care

Answer 28

1. Humanely 2. Respect

Question 29

38. Always appproach laboratory experiences in a '____ and _____ manner.

Answer 29

1. Serious 2. Cortatious

Question 30

Always ___ the laboratory area before leaving

Answer 30

Clean

Question 31

40. Student's and teachers ____ hands with _____ and water before leaving the lab area

Answer 31

1. Wash 3. Soap

Question 32

Rl

Answer 32

..