Questions and Answers 100% Correct
rain water - ANSWER-collected from roofs of building and special water sheds and
stored in cisterns or ponds
cistern water - ANSWER-for drinking should be boiled, chlorinated or otherwise
sterilized
rain water - ANSWER-is soft and pure and is suitable for the hot water supply
system
rain water - ANSWER-only a source during the wet season; storage becomes a
breeding place for mosquitoes;
rain water - ANSWER-roof may not be clean
natural surface water - ANSWER-obtained from ponds, lakes and rivers
natural surface water - ANSWER-easy to acquire
natural surface water - ANSWER-usually in large quantities
natural surface water - ANSWER-used for irrigation, industrial purposes, and when
treated for community water supply
natural surface water - ANSWER-contains large amounts of bacteria, organic and
inorganic substances
natural surface water - ANSWER-purification and treatment is necessary
ground water - ANSWER-obtained from underground by means of mechanical and
manual equipment
ground water - ANSWER-from springs and wells and is the principal source of water
for domestic use in most rural areas
ground water - ANSWER-usually has an abundant supply
ground water - ANSWER-require less treatment because of natural filtering
ground water - ANSWER-may have an organic matter and chemical elements
ground water - ANSWER-treatment is suggested