436: The coal mining areas of the Damodar Valley region include
(a) Korba, Sonhat and Raigarh
(b) Singareni, Tandur and Sasti
(c) Raniganj, Jharia and Giridih
(d) Talcher. Ghanda and Sambalour
437: During the Mughal period, under the Zabti system, land revenue was assessed and was required to be paid
(a) In cash or kind.
(b) Only in cash.
(c) Only in kind.
(d) By the zamindar on behalf of the peasants
438: Who among the following Governors- General introduced the Dual System of Government?
(a) Lord Wellesley
(b) Lord Canning
(c) Lord Clive
(d) Lord Rippon
439: A genetically engineered form of brinjal Known as the Bt-brinjal has been developed. The objective of this is
(a) To make it drought-resistant
(b) To make its shelf-life longer
(c) To improve its taste and nutritive qualities
(d) To make it pest-resistant
440: What could be the main reasons for the formation of African and Eurasian desert belt ?
1. It is located in the sub-tropical high pressure cells.
2. It is under the influence of warm ocean currents.
Which of the statements given above is/are correct in this context?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2