671: What are the reasons for the people's resistance to the introduction of Bt brinjal in India?
1. Bt brinjal has been created by inserting a gene from a soil fungus into its genome.
2. The seeds of Bt brinjal are terminator seeds and therefore, the farmers have to buy the seeds before every season from the seed companies.
3. There is an apprehension that the consumption of Bt brinjal may have adverse impact on health.
4. There is some concern that the introduction of Bt brinjal may have adverse effect on the biodiversity.
Select the correct answer using the codes given below :
(a) 1, 2 and 3 only
(b) 2 and 3 only
(c) 3 and 4 only
(d) 1, 2, 3 and 4
672: Mach Number is a term associated with the speed of:
(a) Ships
(b) Cars
(c) Aeroplanes
(d) Light
673: There are 240 balls and n number of boxes B1, B2, B3... Bn . The balls are to be placed in the boxes such that B1 should contain 4 balls more than B2, B2 should contain 4 balls more than B3, and so on. Which one of the following cannot be the possible value of n?
(A) 7
(B) 6
(C) 5
(D) 4
674: His principal forte was social and religious reform. He relied Upon legislation to do away with social ills and worked unceasingly for the eradication of child marriage, the purdah system. To encourage consideration of social problems on a national scale, he inaugurated the Indian National Social Conference, which for many years met for its annual sessions alongside the Indian National Congress. The reference in this passage is to
(a) Ishwar Chandra Vidyasagar
(b) Behramji Merwanji Malabari
(c) Mahadev Govind Ranade
(d) B. R. Ambedkar
675: Virtual water trade is being looked at by experts as a solution the world's water crisis. What does virtual water (VW) imply?
(a) Volume of heavy water required to replace ordinary water.
(b) Volume of water required to produce a commodity or service.
(c) Volume of water saved by using rainwater harvesting
(d) Volume of water utilized by an effective flood control.