2020 GS Paper I, all questions
UPSC Prelims 2020 · GS Paper I
Question 53: Economy and Social Development
The term ‘West Texas Intermediate’, sometimes found in news, refers to a grade of
aCrude oil
bBullion
cRare earth elements
dUranium
AnswerUPSC’s answer is (a).
West Texas Intermediate (WTI) is a grade of light, sweet crude oil produced in the United States. Its price, set at Cushing in Oklahoma, is a benchmark for American oil, as Brent is for much of the rest of the world. It has nothing to do with bullion, rare earth elements or uranium.
Why each option is right or wrong
- (a) Right: WTI is a grade of crude oil.
- (b) Wrong: bullion is gold or silver in bulk.
- (c) Wrong: rare earth elements are a group of metals.
- (d) Wrong: uranium is a nuclear fuel mineral.
Answer: UPSC’s key. Explanation: written by UPSC Grade, not by UPSC.
Source: UPSC, Civil Services (Preliminary) Examination 2020, General Studies Paper I, Series A. The paper on upsc.gov.in.