ABHYAS | Self Learning | Testing Platform

Q.1

Among the most dangerous non-biodegradable waste is ______________________

A.

Cow-dung

B.

Plastic articles

C.

Garbage

D.

Radioactive waste

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Q.2

What is bleaching ?

A.

The pulper is a large vat that has chemicals and water.

B.

After screening, the pulp is cleaned further to remove any contaminants by spinning the mushy mixture.

C.

Depending on the paper, the pulp might go through the de inking phase in which ink is removed

D.

The paper is treated further to separate all of the color particles from the mush.

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Q.3

Plastic are a group of materials, that may be shaped when soft and then hardened to retain the given shape. The _________________ used in the production of plastic are toxic and detrimental to the human body.

A.

Physical

B.

Chemicals

C.

Compound

D.

None of these .

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Q.4

Which of the following is a bio - degradable waste ?

A.

Chalk box

B.

Faeces and urine

C.

Pencil scrap

D.

All of these

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Q.5

_____________ of garbage is a non hygienic and slow process.

A.

Separation

B.

Mixing

C.

Piling

D.

All of these

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Q.6

What is the color of dustbin which is used for collecting biodegradable waste ?

A.

Blue

B.

Green

C.

Red

D.

Black

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Q.7

When somethings in garbage rots completely and did not smell, well, it ________________

A.

Can be mixed with soil to provide nutrients to plants

B.

Become manure

C.

Both A and B

D.

None of the above

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Q.8

Which of the following solid wastes describes the term ' Municipal Solid Waste' ?

A.

Toxic

B.

Hazardous

C.

Non toxic

D.

Non hazardous

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Q.9

Bacteria are important in sewage wastage because ____________________

A.

Neutrilize Sewage

B.

Form vacuole in Sewage

C.

Digest sewage

D.

All of the above

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Q.10

What kind of materials are to be collected in green coloured bins?

A.

Kitchen waste

B.

Plant waste

C.

Animal waste

D.

Those materials that rot completely when buried in soil

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Attention !!!!!