Grade 7 Integrated Science – Laboratory Apparatus and Instruments Quiz
1. Which instrument is not used to measure length?
2. ---- is used to measure long lengths.
3. Differentiate between rule and ruler.
4. Which one is not away of handling rules and rulers?
5. Which one is not a proper way of handling instruments for measuring mass ?
6. ---- is a measure of the force of gravity on an object.
7. ---- is used to measure weight.
8. ---- is measured in newtons.
9. Which apparatus are not used to measure volume?
10. Below are parts of a thermometer.Which one is not ?
11. --- are used to magnify small objects.
12. ---- is not part of a microscope.
13. ---- supports the body tube and stage.
14. ........ provide firm and stable support for the microscope.
15. ...... holds the eyepiece and revolving nosepiece
16. ........brings the image into rough focus by raising and lowering the body tube through a large distance.
17. ............brings the image into sharp focus by raising or lowering body tube slowly through a short distance.
18. ......... is an opening that regulates the amount of light passing through the condenser to illuminate the specimen.
19. .......... contains a lens which contributes to the magnification of the specimen under view.
20. ......... is a second set of lenses used in combination with eyepiece lenses to bring the desired magnification.
21. ....... reflects light through the condenser onto the stage.
22. .......holds the objective lenses in place.
23. ...... concentrates light onto the stage.
24. .......is a flat platform where the specimen on the slide is placed.
25. ...... holds the slide in position.
26. Which one is not a good practice when using a light microscope?
27. Below are apparatus used for heating.Which one is not?
28. Below are some of the parts of a Bunsen burner.Which one is not?
29. ....... supports parts of the Bunsen burner on the surface.
30. ......is connected to a rubber tube.
31. ........lets gas into the base of the chimney.
32. ........lets air in to mix with the gas from the jet.
33. ....is used to regulate the amount of air entering the chimney.
34. ......allows the flammable gas to mixed with air to move to the top of the Bunsen burner.
35. There are two types of flames.Which are these ?
36. Which flame is hotter?
37. .....produces more light than ......
38. Why are apparatus used to measure volume made of glass or plastic?
39. Why is the Bunsen burner mostly preferred as a source of heat in the laboratory?
40. Which of the following laboratory apparatus is used to measure liquid volume?
A graduated cylinder is a precise tool used to measure the volume of liquids in milliliters (mL) or cubic centimeters (cm3).
41. What is the function of a Bunsen burner in a laboratory?
A Bunsen burner is a common laboratory tool used for heating substances during experiments or reactions.
42. Which of the following is NOT a safety precaution when using laboratory instruments?
Eating snacks in the laboratory can introduce contaminants or pose a risk of ingestion of chemicals.
43. What is the purpose of a test tube holder in a laboratory?
A test tube holder is used to securely hold test tubes while heating substances or conducting experiments.
44. Which laboratory instrument is used to measure temperature?
A thermometer is used to measure the temperature of substances in a laboratory setting.
45. Which of the following laboratory apparatus is used for measuring volume of liquids?
A graduated cylinder is used for accurately measuring the volume of liquids in milliliters.
46. What is the function of a Bunsen burner in the laboratory?
A Bunsen burner is used in the laboratory to provide a flame for heating substances during experiments.
47. Which laboratory apparatus is used for mixing or stirring substances?
A stirring rod is used to mix or stir substances in a beaker or test tube during experiments.
48. What is the purpose of a magnifying glass in the laboratory?
A magnifying glass is used in the laboratory to make small objects appear larger for better observation.
49. Which of the following is used to hold test tubes during an experiment?
A test tube rack is used to hold multiple test tubes upright and secure during experiments.
50. What is the function of a dropper in the laboratory?
A dropper is used to transfer small amounts of liquids with precision in the laboratory.
51. What laboratory apparatus is used for filtering solids from liquids?
A filter funnel is used in the laboratory to separate solids from liquids through the process of filtration.
52. Which of the following is used for measuring temperature in the laboratory?
A thermometer is used to measure temperature in degrees Celsius or Fahrenheit in the laboratory.
53. What is the function of a petri dish in the laboratory?
Petri dishes are used in the laboratory to culture microorganisms such as bacteria, mold, or fungi for further study and experimentation.
54. Which laboratory apparatus is used for measuring precise amounts of chemicals?
A burette is used for accurately measuring precise amounts of liquid chemicals in laboratory experiments.
55. What is the purpose of a watch glass in the laboratory?
A watch glass is used to cover beakers or watch chemical reactions without spillage in the laboratory.
56. Which of the following laboratory apparatus is used for measuring mass?
A balance is used for accurately measuring the mass of substances in grams or kilograms in the laboratory.
57. What is the function of a stopwatch in the laboratory?
A stopwatch is used to accurately time experiments or reactions in the laboratory for precise data recording.
58. Which laboratory apparatus is used for measuring small amounts of liquids?
A dropper is used to transfer small amounts of liquids with precision in the laboratory.
59. What is the purpose of a test tube in the laboratory?
A test tube is used to mix or store small amounts of substances during experiments in the laboratory.
60. Which of the following is used to protect the eyes during experiments in the laboratory?
Safety goggles are worn in the laboratory to protect the eyes from chemical splashes, fumes, or flying debris during experiments.
61. What is the function of a filter paper in the laboratory?
Filter paper is used in the laboratory to separate solid particles from liquids through the process of filtration.
62. Which laboratory apparatus is used for accurately measuring time in experiments?
A stopwatch is used to accurately time experiments or reactions in the laboratory for precise data recording.
63. What is the purpose of a pipette in the laboratory?
A pipette is used to transfer small and precise amounts of liquids in the laboratory, commonly used in biology and chemistry experiments.
64. Which of the following laboratory apparatus is used for holding and mixing liquids during experiments?
A beaker is a basic laboratory container used for holding, mixing, and heating liquids during experiments.
65. What is the function of a Petri dish in the laboratory?
Petri dishes are used in the laboratory to culture microorganisms such as bacteria, mold, or fungi for further study and experimentation.
66. Which laboratory apparatus is used for measuring mass accurately in the laboratory?
A balance is used for accurately measuring the mass of substances in grams or kilograms in the laboratory.
67. What is the purpose of a conical flask in the laboratory?
A conical flask, also known as an Erlenmeyer flask, is used to mix, store, or heat substances during experiments in the laboratory.
68. Which of the following is used to measure the volume of liquids in the laboratory?
A graduated cylinder is used for accurately measuring the volume of liquids in milliliters during experiments in the laboratory.
69. What is the function of a watch glass in the laboratory?
A watch glass is used to cover beakers or watch chemical reactions without spillage in the laboratory for observation.
70. Which laboratory apparatus is used for heating substances to high temperatures?
A Bunsen burner is a common laboratory tool used for heating substances to high temperatures during experiments.