Q. 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?

[A] The oil extracted from seeds is used in the manufacture of biodegradable plastics

[B] The gum made from its seeds is used in the extraction of shale gas

[C] The leaf extract of this plant has the properties of anti-histamines

[D] It is a source of high-quality biodiesel

Answer: B
Notes:
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