Given below are two statements:

Statement I: Screen chamber in wastewater treatment is used to remove small and heavy suspended solids.

Statement II: Grit chamber in waste water treatment is used to remove large floating materials.

In the light of the above statements, choose the most appropriate answer from the options given below.

Question

Question

This question was previously asked in

UGC NET Official Paper 1: Held On 19 June 2023 Shift 2

Answer 1

The correct answer is Both Statement I & II are incorrect.

Key PointsStatement I: Screen chamber in wastewater treatment is used to remove small and heavy suspended solids.

Statement I is incorrect.
Screen chambers are used to remove large floating materials, such as rags, sticks, and leaves.
They do not remove small and heavy suspended solids.

Statement II: Grit chamber in waste water treatment is used to remove large floating materials.

Statement II is incorrect.
Grit chambers are used to remove sand, gravel, and other heavy inorganic solids.
These solids can damage pumps and other equipment in the wastewater treatment plant.

The correct answer is 2) both Statement I and II are incorrect.