3491: Other than resistance to pests, what are the prospects for which genetically engineered plants have been created?
1. To enable them to withstand drought
2. To increase the nutritive value of the produce
3. To enable them to grow and do photosynthesis in spaceships and space stations
4. To increase their shelf life
Select the correct answer using the codes given below :
(a) 1 and 2 only
(b) 3 and 4 only
(c) 1, 2 and 4 only
(d) 1, 2, 3 and 4
3492: A car is running on a road at a uniform speed of 60 km/hr. The net resultant force on the car is:
(a) Driving force in the direction of car's motion
(b) Resistance force opposite to the direction of car's motion
(c) An inclined force
(d) Equal to zero
3493: Which one of the following can be classified as a 'Pratiloma Marriage'?
(a) A Brahmin girl marrying a Sudra boy
(b) A Sudra girl marrying a Brahmin boy
(c) A Brahmin girl marrying a Brahmin boy
(d) None of these
3494: In a dry cell (battery), which of the following are used as electrolytes?
(a) Ammonium chloride and Zinc chloride
(b) Sodium chloride and Calcium chloride
(c) Magnesium chloride and Zinc chloride
(d) Ammonium chloride and Calcium chloride
3495: 'Project Loon', sometimes seen in the news, is related to
(a) waste management technology
(b) wireless communication technology
(c) solar power production technology
(d) water conservation technology