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Test: Our Environment & Natural Calamities - 1


20 Questions MCQ Test Science Class 5 | Test: Our Environment & Natural Calamities - 1


Description
This mock test of Test: Our Environment & Natural Calamities - 1 for Class 5 helps you for every Class 5 entrance exam. This contains 20 Multiple Choice Questions for Class 5 Test: Our Environment & Natural Calamities - 1 (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Our Environment & Natural Calamities - 1 quiz give you a good mix of easy questions and tough questions. Class 5 students definitely take this Test: Our Environment & Natural Calamities - 1 exercise for a better result in the exam. You can find other Test: Our Environment & Natural Calamities - 1 extra questions, long questions & short questions for Class 5 on EduRev as well by searching above.
QUESTION: 1

____ is a colourless and odourless gas which is used in making light bulbs.

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QUESTION: 2

Which among the following is not a layer of the atmosphere?

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QUESTION: 3

In which layer of atmosphere most of the ozone is present, which protects us from harmful UV radiations of sun?

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QUESTION: 4

Which among the following is not a property of air?
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QUESTION: 5

___ holds the layer of air around the earth.
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QUESTION: 6

Which among the following is not a process of removing insoluble impurities from water?
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QUESTION: 7

A process, in which alum is added to muddy water to separate suspended din particles.
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QUESTION: 8

Crystals are used to kill germs present in water.
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QUESTION: 9

Name the process in which clean water is poured into another container without disturbing the sediments.
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QUESTION: 10

Which among the following is incorrect for the nitrogen gas?
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QUESTION: 11

Humidity means amount of ____ in the air.
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QUESTION: 12

Which among the following involves chemical treatment for water purification?
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QUESTION: 13

Name the low-lying areas that is filled by solid waste material.
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QUESTION: 14

Which among the following is a green house gas?
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QUESTION: 15

IS, Bronchitis is caused by;
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QUESTION: 16

____ is used in refrigerators, air conditioners and in many other industrial processes.
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QUESTION: 17

Soluble impurities can be removed by which of the following processes?
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QUESTION: 18

Name the gas released by grass-eating animals as their waste product.
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QUESTION: 19

Which among the following is caused by polluted water?
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QUESTION: 20

Which among the following is an effect of global warming?
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