Correct Answer : Option (C) - 1 and 3 only

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Correct Answer : Option (B) - International Monetary Fund

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Correct Answer : Option (D) - Beas, Chenab, Ravi, Satluj and Yamuna

Note : Himachal Pradesh provides water to both the Indus and Ganges basins. The drainage systems of the region are the Chenab, the Ravi, the Beas, the Sutlej and the Yamuna. These rivers are perennial and are fed by snow and rainfall. They are protected by an extensive cover of natural vegetation.

Correct Answer : Option (D) - Sutlej

Note : The Jhelum joins the Chenab near Jhang in Pakistan. The Ravi joins the Chenab near Sarai Sidhu. Satluj is joined by the Chenab in Pakistan. Thus, Satluj receives the collective drainage of the Ravi, Chenab and Jhelum rivers. It joins the Indus a few kilometres above Mithankot. 

Correct Answer : Option (C) - marginal productivity of labour is zero

Note : An economy demonstrates disguised unemployment when productivity is low and too many workers are filling too few jobs.

Correct Answer : Option (A) - it is dipolar in nature

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Correct Answer : Option (C) - 1 and 3 only

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Correct Answer : Option (D) - spread of viral diseases

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Correct Answer : Option (B) - Polycarbonate

Note : Bisphenol A (BPA) is a chemical produced in large quantities for use primarily in the production of polycarbonate plastics and epoxy resins. Polycarbonate plastics have many applications including use in some food and drink packaging, e.g., water and infant bottles, compact discs, impact-resistant safety equipment, and medical devices.

Correct Answer : Option (D) - Toiletries

Note : Triclosan is a lipophilic compound with antimicrobial properties. It is an ingredient added to many consumer products intended to reduce or prevent bacterial contamination. It is added to some antibacterial soaps and body washes, toothpastes, and some cosmetics. It also can be found in clothing, kitchenware, furniture, and toys.