Match the items in Column A with the items in Column B:

Column A Column B

1. Tertiary treatment (a) Mechanical process

2. Sewers (b) Biological process

3. Waste water (c) Scum

4. Secondary treatment (d) Sewage

5. Primary treatment (e) Pipes carrying sewage

(f) Chemical process

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Solution

Column A Column B

1. Tertiary treatment (f) Chemical process

2. Sewers (e) Pipes carrying sewage

3. Waste water (d) Sewage

4. Secondary treatment (b) Biological process

5. Primary treatment (a) Mechanical process

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Similar questions

Q. Match the items in Column A with the items in Column B:

Column A	Column B
1. Tertiary treatment	(a) Mechanical process
2. Sewers	(b) Biological process
3. Waste water	(c) Scum
4. Secondary treatment	(d) Sewage
5. Primary treatment	(e) Pipes carrying sewage
	(f) Chemical process

Secondary sewage treatment in a sewage treatment plant is mainly a ______________ process.

Q. Write True (T) of False (F) against the following statements in the given brackets:
1. Primary treatment of waste water is a mechanical process. ( )
2. Scum is removed with a skimmer. ( )
3. Septic tank is an example of on-site sewage disposal system. ( )
4. Aeration of clarified water kills disease-causing microbes. ( )
5. Sewer pipes are made up of case iron. ( )

Q. The primary treatment of sewage is a ___i____ process while the secondary stage of treatment is ___ii____.

A step in the sewage treatment process in which a part of the decomposer bacteria present in the wastes is recycle back into the biological treatment process:

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Column A	Column B
1. Tertiary treatment	(f) Chemical process
2. Sewers	(e) Pipes carrying sewage
3. Waste water	(d) Sewage
4. Secondary treatment	(b) Biological process
5. Primary treatment	(a) Mechanical process

Match the items in Column A with the items in Column B: Column A Column B 1. Tertiary treatment (a) Mechanical process 2. Sewers (b) Biological process 3. Waste water (c) Scum 4. Secondary treatment (d) Sewage 5. Primary treatment (e) Pipes carrying sewage (f) Chemical process

Column A Column B 1. Tertiary treatment (f) Chemical process 2. Sewers (e) Pipes carrying sewage 3. Waste water (d) Sewage 4. Secondary treatment (b) Biological process 5. Primary treatment (a) Mechanical process

Match the items in Column A with the items in Column B:

Column A Column B

1. Tertiary treatment (a) Mechanical process

2. Sewers (b) Biological process

3. Waste water (c) Scum

4. Secondary treatment (d) Sewage

5. Primary treatment (e) Pipes carrying sewage

(f) Chemical process

Column A Column B

1. Tertiary treatment (f) Chemical process

2. Sewers (e) Pipes carrying sewage

3. Waste water (d) Sewage

4. Secondary treatment (b) Biological process

5. Primary treatment (a) Mechanical process