WASTE MANAGEMENT QUIZ 13

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Question 1:

Which of the following is the combustible rubbish waste?

Glass bottles

Stones

Bricks

Grass

Question 2:

Which of the following is NOT the chemical volume reduction method?

Incineration

Pyrolysis

Shredding

Hydrolysis

Question 3:

Toxicity of wastes are determined by

Instability

Density

Temperature

Lethal Dosage

Question 4:

A process of conversion of bio-degradable waste into compost using earthworms is called vermicomposting. The favorable conditions for the growth of earthworm are

15-25 degree Celsius
90 – 100 degree Celsius
10- 20 % moisture
75 to 90% moisture

1,2

2,3

1,4

1,3

Question 5:

The biological waste has the capability of infecting other living organisms and has the ability to produce toxins. Which of the following are the examples of biological wastes?