Worksheetspollination
Total questions: 17
Worksheet time: 10mins
What are pollutants?
water
Toxic substances that cause pollution
Substances that help the environment to sustain itself over the years
LIght
Pollutants present in the atmosphere causes?
Water Pollution
Land pollution
Noise pollution / Meera
Air pollution
Vehicles produce large amounts of
Calcium carbonate
chlorofluorocarbon
Carbon Dioxide
Carboxy haemoglobin
smoke + fog =
Carbon Monoxide
smog
ashes
Nitric acid
Air conditioners and Refrigerators produce ______
Chloroflurocarbon
Tetracyclin
Potassium chlorate
nitrous oxide
Taj Mahal is an example for ________
Heart cancer
Lung cancer
Granite cancer
Marble cancer
e sun’s rays warm the earth’s surface. A part of the radiation that falls on the earth is absorbed by it and a part is reflected back into space. A part of the reflected radiation is trapped by the atmosphere. The trapped radiations further warm the earth.
What is this process known as?
(a)
Green house gases produce
excess heating of earth
Global warming
Afforestation
The Rock
presence of pollutants in water causes ______
Air pollution
noise pollution / Meera
Land pollution
Water pollution
Ganga provides water for millions of people along its banks
is Ganga an endangered river
True
false
Ganga action plan was initiated in ____
6969
1987
1993
1985
Examples of water pollutants are -
Carbon Dioxide released in atmosphere
Chemicals and other toxic substances released in water
Plastics and Garbage released in water
Untreated waste water
hot water is a pollutant because if discharged in water bodies the living organism in the water would die.
true
false
what is potable water
water in a pot
chlorine water
contaminated water
drinkable water
how much percentage of the world does not get sufficient drnking water?
90%
50%
15%
25%
which of these are NOT some methods to make water safe for drinking
chlorination
boiling water
The rock.
using excess water
The 3R principle are
reduce
reel
reuse
recycle
