2971. Who developed the theory of universe through his book "Six Books concerning the Revolutions of the Heavenly Spheres" ?
Copernicus a Polish astronomer
2972. Cotton; jute; silk; wool; etc are natural fibres while _______is a an artificial fibre?
Nylon
2973. A person with group AB can receive any other group. So AB is called?
Universal Recipient
2974. Which is softwood from coniferous forest?
Pine
2975. Whose nose grew when he told a lie?
Pinocchio
2976. The smallest component of an image that can be transmitted or received in a video display system is known as?
Pixel
2977. What is the first compound which is fixed during photosynthesis?
Glucose
2978. What is the number of chromosome in a normal human body cell?
46
2979. The removal of rock, layer by layer due to weathering what is called?
Exfoliation
2980. Who is the author of Mountbatten and Independent India ?
Larry Collins and Dominique Lapierre