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Subjects
Science State Board
Class 6
Our environment
Ecosystem and pollution
14.
Types of pollution associated with waste disposal and solid waste management
Exercise condition:
5
m.
Choose the correct answer
:
1
.
Process of recycling organic wastes by burying into compost pits is called
vermicomposting
composting
incineration
landfill
2
.
When burning wastes in high temperature there is
enormous heat generation
none of the above
killing of germs that cause contagious disease
all of the above
3
.
Water pollution occurs when
wastes from factories mix with water
all of the above
chemicals mixes with waterbodies
wastes from farms mix with waterbodies
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