25. The Bureau of Indian Standards has prepared a draft standard for the supply of piped drinking water, named as “Drinking Water Supply Quality Management System-requirements for piped drinking water supply service”. Which of the following statements are the key features of the draft ? 1. After treatment the drinking water should conform to Indian Standard (IS) 10500. 2. Adoption of District Metering Area concept to control leakages. 3. Water audit should be conducted on quarterly basis.
Select the correct answer using the code given below :
Only 1 and 2
Only 2 and 3
Only 1 and 3
1, 2 and 3
26. Winter Diesel is a specialized fuel that was introduced by Indian Oil Corporation. Choose the incorrect statement about Winter Diesel :
It contains additives to maintain lower viscosity so that it can be used in temperatures as low as – 30°C.
It has lower cetane rating for high performance of engines.
It has low Sulphur content to ensure lesser deposition in engines.
It is highly suitable for high altitude and low-temperature regions such as Ladakh, where ordinary diesel can become unusable.
27. Hydropower sector cooperation is the flagship area of Indo-Bhutan bilateral relations. Choose the correct statement(s) among the following with regard to India’s investment in the hydropower sector in Bhutan : 1. The Mangdechhu hydroelectric project is a run-of-river power plant being built with Indian assistance in central Bhutan. 2. The Kholongchu project is a firstIndo-Bhutan joint venture hydroelectric project to be implemented by Kholongchu Hydro Energy Limited. 3. The Chukha HEP, Kurichhu HEP and Tala HEP are the hydroelectric projects of Bilateral Cooperation between India and Bhutan.
Only 1
28. Consider the following statements regarding ‘One Nation, One Ration Card’ scheme. 1. The scheme allows portability of food security benefits for migrant workers in other States. 2. Aadhar linkage of ration cards of migrant workers is not mandatory for availing benefits in other States.
Which of the above statements is/are correct ?
Only 2
Both 1 and 2
Neither 1 nor 2
29. Consider the following statements : 1. A permanent bridge has been built on River Ravi for connecting Kasowal enclave in Punjab along the India-Pakistan border with the rest of the country. 2. This 484-meter long bridge has been built by Border Roads Organisation (BRO) under the Project Chetak.
Which of the above statements is/arecorrect ?