Solid Waste and Management-Disposal Methods and Management of Solid Wastes [NTA-NET (UGC-NET) Environmental Science (89)]: Questions 6 - 8 of 22

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Question 6

Appeared in Year: 2019

Question Match List-Ⅰ List-Ⅱ▾

Match the following commonly used separation equipment with their separates: (December)

List-Ⅰ (Equipment)List-Ⅱ (Separate)
(A)

Electromagnetic separator

(i)

Heavy and light fraction

(B)

Air Classifier

(ii)

Ferrous Metals

(C)

Eddy current separator

(iii)

Non-ferrous metals

(D)

Trommel screen

(iv)

Particulates

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iii)
  • (iv)
  • (ii)
  • (i)

b.

  • (i)
  • (iv)
  • (ii)
  • (iii)

c.

  • (ii)
  • (i)
  • (iii)
  • (iv)

d.

  • (iv)
  • (i)
  • (iii)
  • (ii)

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Question 7

Appeared in Year: 2015

Question MCQ▾

An environmental problem associated with landfill waste disposal site is:

(I) Methane production

(II) Ground water pollution

(III) Incomplete decomposition

Choose the correct answer:- (June)

Choices

Choice (4)Response

a.

(II) and (III) only

b.

(I) and (III) only

c.

(I) , (II) , (III)

d.

(I) and (II) only

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Question 8

Appeared in Year: 2018

Question MCQ▾

Choose the correct sequence in resource recovery for mixed solid waste: (July)

Choices

Choice (4)Response

a.

Shredder Screening Air classifier Magnetic separation

b.

Magnetic separation Shredder Screening Air classifier

c.

Screening Shredder Magnetic separation Air classifier

d.

Screening Air classifier Shredder Magnetic separation

Edit