Pollution of Air and Water| Worksheet| Class 8

Worksheet for chapter: Pollution of Air and Water is presented below. The worksheets are provided for practice and self evaluation of students of class 8. Solutions are provided at the end of the page.

(1) What is air pollution?

(2)What steps are taken by the government to save the Taj Mahal.

(3)What is global warming? What are effects of it?

(4)What is potable water? How could we get safe water?

(5)Fill in the blanks-

(i) Carbon dioxide, nitrous oxide and ______ are green house gases,

(ii)_______ is used in refrigerators, air conditioners and aerosol sprays.

(iii) The substances which contaminated the air are called ________.

(6) Match the items from group A to the item of group B.

Match A                                           Match B

(i) Smog                                          trapping of radiation

(ii) Plant more trees                        1985

(iii) The Ganga Action Plan             smoke and fog

(7) Write “T” against true sentences and write “ F” against false sentences.

(i) The world Wide Fund for Nature (WWF) found that Ganga is one of the ten most endangered rivers I the world. ( T/ F)

(ii) Global warming can cause sea levels to low down. (T/F)

(iii) Carbon monoxide is a life saving gas.  (T/F)

(iv) Acid rain does not corrode the marble. (T/F)

(8)How does CO2 content rise in the atmosphere and become excessive?

(9) How can hot water from industries be a pollutant?

(10)What will happen if we drink polluted water?

Helping Topics

Pollution of Air and Water

NCERT Solutions Class 8

Worksheet Solution Class 8


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