The 'solid waste' is also known as

Coating of solid waste with impervious material is known as

A

Encapsulation

B

Chemical fixation

C

Landfill

D

Capping

Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the

A

Quantity & temperature of waste gas

B

Dust concentration & nature of dust in waste gas

C

Corrosive nature of the waste gas

D

All of the above

The professor of Enviroment Science had Ahmed ____ a research on global warming and said that it was imperative that he _____ a report on solid waste management by following Tuesday. Appropriate fillers for the blanks are

A

do, write

B

done,wrote

C

do, should

D

done, should have written

Collection, Transportation and Treatment of solid waste in Dhaka city is the responsibility of—

A

DCC

B

DNCC and DSCC

C

A & B

D

None of the above

Improper solid waste management in Dhaka city has resulted with—

A

Serious engineering consequences

B

Serious health and hygiene consequences

C

Serious political consequences

D

none of the above

Which of the following is a biological method of disposal of municipal solid waste?

A

Land fills

B

Shredding

C

Pulverization

D

Composting

The least preferred technique in the disposal of Municipal Solid Waste is

A

Incineration

B

Composting

C

Land filling

D

Bricketting

Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ?

A

Landfills

B

Incineration

C

Pyrolysis and Gasification

D

All the above

Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by

A

Biological oxygen pond

B

Radial settling tank (thickener) using coagulant (lime & ferrous sulphate)

C

Lagoons

D

Filtration

The volume of a rectangular solid is to be increased by 50% without altering its base. To what extent the height of the solid must be changed.

A

50%

B

40%

C

30%

D

20%

The 'solid waste' is also known as

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