Chemistry
Grade-6
Easy
Question
Fill in the following blanks.
(i) The pollutants like___________ is used in air conditioners and refrigerators.
(ii) __________ is present at the upper layer of the atmosphere called the stratosphere.
(iii) Pollutants like asbestos fiber can cause diseases called __________.
(iv) _________ makes the atmosphere dense and reduces visibility, leading to many road accidents.
The correct answer is:
(i) The pollutants like CFC are used in air conditioners and refrigerators.
(ii) Ozone is present in the upper layer of the atmosphere called the stratosphere.
(iii) Pollutants like asbestos fiber can cause diseases called Silicosis.
(iv) Fog makes the atmosphere dense and reduces visibility, leading to many road accidents.
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