NCERT Class 8 Science-Pollution of Air and Water[Water Pollution] [NCERT Based General Studies (GS)]: Questions 1 - 7 of 7
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Question 1
Question MCQ▾
Different methods used to purify water are:
Choices
Choice (4) | Response | |
---|---|---|
a. | Boiling | |
b. | Use the physical method of removing impurities AND Ultraviolet rays | |
c. | Chlorination | |
d. | All b., c. and a. are correct |
Question 2
Question MCQ▾
Water treatment plant should be installed in all:
Choices
Choice (4) | Response | |
---|---|---|
a. | Companies | |
b. | Houses | |
c. | Industrial areas | |
d. | Question does not provide sufficient data or is vague |
Question 3
Question MCQ▾
Water treatment process can be categorized as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Domestic water treatment | |
b. | Industrial water treatment | |
c. | Both a. and b. are correct | |
d. | Question does not provide sufficient data or is vague |
Question 4
Question MCQ▾
GAP is a:
Choices
Choice (4) | Response | |
---|---|---|
a. | Garbage Action plan | |
b. | Ganga action plan | |
c. | Ground water pollution | |
d. | Ground water Action Plan |
Question 5
Question MCQ▾
Water gets polluted due to:
Choices
Choice (4) | Response | |
---|---|---|
a. | Indirect sources | |
b. | Direct sources | |
c. | Both a. and b. are correct | |
d. | None of the above |
Question 6
Question MCQ▾
Water which is suitable for drinking is called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Potable water | |
b. | Chlorinated water | |
c. | Impure water | |
d. | Boiled water |
Question 7
Question MCQ▾
Water pollution can be reduced by:
Choices
Choice (4) | Response | |
---|---|---|
a. | Dispose of toxic products with care AND Don՚t litter | |
b. | Use environmentally friendly household products AND Use of less water | |
c. | Apply natural pesticides and fertilizers | |
d. | All b., a. and c. are correct |