Q.1
Sulfur dioxide is the pollutant that causes __________
  • Global warming
  • Greenhouse effect
  • Melting polar icecaps
  • Acid rain
Q.2
Which of the following are non-living indicators of pollution?
  • Carbon dioxide levels and temperature
  • Dissolved oxygen levels and pH
  • Temperature and dissolved oxygen levels
  • Colour and pH
Q.3
You can use fire near chemicals.
  • True
  • False
Q.4
You should never mix chemicals.
  • True
  • False
Q.5
Chemicals are not hazardous if properly used.
  • True
  • False
Q.6
You should never keep chemicals in their original container.
  • True
  • False
Q.7
Batteries should be stored in the sun.
  • True
  • False
Q.8
Chemicals should be kept out of the reach of children.
  • True
  • False
Q.9
Never use pesticides when children or pets are in the room.
  • True
  • False
Q.10
Liquid chemicals should be stored above dry chemicals.
  • True
  • False
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