Is Matter Around Us Pure?

Assessment
•
Aishta Gupta
•
Science
•
9th Grade
•
2K plays
•
Medium
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15 questions
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1.
Multiple Choice
Which of the following apparatus is not required in sublimation?
Condenser
Funnel
China Dish
Wire gauze
2.
Multiple Choice
Suspension is _______ mixture
Homogeneous
Saturated
Unsaturated
Heterogenous
3.
Multiple Choice
Cooking of food and digestion of food
Are both physical processes
Are both chemical processes
Cooking is physical whereas digestion is chemical
Cooking is a chemical whereas digetion is physical
4.
Multiple Choice
Which of the following are homogeneous in nature?
(1) Ice (2) Wood (3) Soil (4) Air
(1) and (3)
(2) and (4)
(1) and (4)
(3) and (4)
5.
Multiple Choice
How will you seperate oxygen from a mixture of liquid air?
Centrifugation
Seperating funnel
Fractional distillation
Distillation
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