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1) Nuclear explosions are harmful to a. plants b. animals c. humans d. all of them along with environment
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2) An instrument used to measure volume of liquid to an accuracy of 0.1 cm3 is called a. pipette b. burette c. crucible d. retort stand
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3) Petrol and Alcohol are flammable put it a. away from heat b. near to heat c. near to water d. use as extinguisher
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4) For your safety in a laboratory you should always adhere to a. safety rules b. chemicals c. compounds d. apparatus
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5) Inference has been drawn from a. observation b. conclusions c. analysis d. hypothesis
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6) The prominent example of abuse is the invention of a. vaccines b. deadly weapons c. space crafts d. satellites
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7) Do not taste any a. chemical b. salt c. compound d. all of them
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8) Using science and technology damaged caused by natural disasters like hurricane, earthquakes can be a. prevented b. reduced c. enhanced d. raised
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9) Rabies is a deadly disease whose vaccine was made by a. Isaac Newton b. Louis Pasteur c. Marie Curie d. Nelson Mandela
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10) Chemistry is the study of a. matter b. living things c. earth d. forces
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