Session 3: PUC Certification
Unit 5: Automobile and Environment
Textual Question-Answers
Check Your Progress
A. Fill in the blanks
1. The new alternate fuel used in Delhi is ………………….
Ans: The new alternate fuel used in Delhi is CNG.
2. Meaning of PUC is ……………… ………. …………….
Ans: Meaning of PUC is Pollution Under Control.
3. PUC is checked at ……………………
Ans: PUC is checked at authorized PUC centres.
4. The full form of CNG is ……………….. ………… …………..
Ans: The full form of CNG is Compressed Natural Gas.
5. Adulteration of fuel leads to ………………. combustion process.
Ans: Adulteration of fuel leads to incomplete combustion process.
B. Multiple choice questions
1. Which state of India has the largest number of CNG commercial vehicles running in comparison to anywhere else in the world?
(a) Maharashtra
(b) Punjab
(c) Delhi
(d) Gujarat
Ans: (c) Delhi
2. India has setup a task force for preparing the …………………
(a) carbon road map
(b) oxygen road map
(c) hydrogen road map
(d) hydrocarbon road map
Ans: (c) hydrogen road map
C. Short answer questions
1. What is the purpose of having PUC?
Ans: The purpose of having PUC is to ensure that vehicles emit pollutantswithin the permissible limits and to help control air pollution.
2. List some tips for controlling pollution.
Ans: Pollution can be controlled by using clean fuels like CNG, maintaining vehicles properly, avoiding fuel adulteration, switching off enginesat traffic signals, using public transport, and regularly checking PUCcertificates.
