Septic Tanks

Q.

Question 16

Name two alternative arrangements for sewage disposal where there is no sewerage system.

Q.

Which of the following are the alternate arrangements for sewage disposal?

1. Septic tanks

2. Chemical toilets

3. Composting pits

4. All of these

Q.

What are the advantages of vermi-processing toilets? [2 MARKS]

Q.

There were some houses in Anu’s village which had no toilets and were too far to connect with a sewage system. So, government officials granted money under the Swachch Bharat Mission to construct eco-friendly, low water usage toilets that do not need a sewage system. Which of the following types of toilets could be constructed at a minimum cost?

1. Automatic Bidet

2. Western toilet

3. Chemical toilets

4. Vermicompost toilet

Q.

Septic tanks are used and placed where drainage or sewer systems do not exist nearby. Say true or false.

1. True

2. False

Q.

State whether the following statement is true or false. In case a statement is false, write the correct statement.

Where underground sewerage systems and refuse disposal systems are not available, the high-cost on-site sanitation system can be adopted.

1. True
2. False

Q. Vermi-processing toilet is:

1. None of the above
2. Alternative arrangement of sewage treatment
3. Alternative sources of energy
4. Alternative arrangement of sewage disposal

Q.

Which disposal systems are being encouraged to improve sanitation now a days?

Q. City garbage can be used to produce

1. sewage sludge
2. biogas and maure
3. useful articles
4. All the above.

Q. The waste from toilets can be used for making _______________.

1. Vermicompost
2. Chemical fertilizers
3. Biogas
4. All of these

Q. A man travelling in a train threw an empty packet of food on the platfrom. Do you think this is a proper waste disposal method? Elaborate.
[3 marks]
[NCERT Exemplar Q.17]
[Sanitation]

Q. A septic tank is a_______.

1. sedimentation tank
2. digestion tank
3. aeration tank
4. combination of sedimentation and digestion tank

Q.

Untreated sewage contaminates Ganga because:

1. it lowers the pressure of water

2. it increases the buoyancy of water

3. it makes the water dense

4. it contains micro-organisms

Q. Identify the low-cost onsite sewage disposal system.

1. Septic tank
2. Composting pits
3. Chemical toilets
4. All of the above

Q. Which among the following is/are farmers friend?

1. Birds
2. Earthworm
3. Snail
4. All of the above

Q. What is the difference between sewer and sewer and sewer system?

Q. The buildings which do not have a sewage system can _____________.

1. Construct drainage tanks
2. Construct septic tanks
3. Construct sewage water bodies
4. Construct septic canals