2761: A wooden block is floating in water. If 4/5 of its volume is immersed in water and volume of the water displaced is 800 ml, the volume of the block is
(a) 1140 ml
(b) 200 ml
(c) 800 ml
(d) 1000 ml
2762: At a certain place, the Greenwich Mean Time is ahead by 12 hours. The place is located:
(a) 180°W of GMT
(b) 180°E of GMT
(c) 90°W of GMT
(d) 90°E of GMT
2763: The surface area of a cube is 216 sq.m. What is its volume ?
(a) 100 cu m
(b) 216 cu m
(c) 480 cu m
(d) 512 cu m
2764: Sir J. C. Bose was a great scientist because he showed the:
(a) Sensitivity in plants
(b) Pigments in plants
(c) Growth in plants
(d) Relations between plants and animals
2765: Which of the following events is not correct ?
(a) Simon Commission --- 1928
(b) Salt Satyagraha --- 1930
(c) Gandhi-lrwin Pact --- 1931
(d) Quit India Movement --- 1942