In India, cluster bean (Guar) is traditionally used as a vegetable or animal feed, but recently the cultivation of this has assumed significance. Which one of the following statements is correct in this context?
AThe oil extracted from seeds is used in the manufacture of biodegradable plastics
BThe gum made from its seeds is used in the extraction of shale gas
CThe leaf extract of this plant has the properties of anti-histamines
DIt is a source of high quality biodiesel
Answer & Solution
Correct answer: B. The gum made from its seeds is used in the extraction of shale gas
UPSC CSE Prelims 2014 (GS-I, Set A), Q.40. Official answer key: B.
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