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. |
|
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 |
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 |