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NEET 2014
Exam
NEET
Year
2014
Subject
Botany
Chapter
Environmental Issues

NEET 2014 · Botany · Environmental Issues

A scrubber in the exhaust of a chemical industrial plant removes:

A scrubber in the exhaust of a chemical industrial plant removes:

Options

  1. AGases like sulphur dioxide
  2. BParticulate matter of the size 5 micrometer or above
  3. CGases like ozone and methane
  4. DParticulate matter of the size 2.5 micrometer or less

Correct answer

A. Gases like sulphur dioxide

Step-by-step solution

A scrubber can remove gases like sulphur dioxide. In a scrubber, the exhaust is passed through a spray of water or lime. Sulphur dioxide is a major pollutant of chemical industrial plants and the dry scrubbing method is mainly used to remove this pollution.
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