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Speed of the motorboat upstream = 45/(9/4) = 20 km/hr Let the speed of the current be x km/hr ⇒ 40 – x = 20 ⇒ x = 20 km/hr Speed of motor boat downstream = 40 + 20 = 60 km/hr Time taken to cover 45 km at 60 km/hr = 45/60 = 3/4 hours or 45 minutes
Flame photometer is used in the determination of:
Free floating fresh water fern is:
Insecticides kill ...........................?
Site of protein synthesis in a cell is
Embryo of seeds, secrete_________ enzyme to induce the germination process
The active principle causing “sorghum poisoning” is
Which plough helps cutting of creeping or spreading grass and inversion?
Site for protein synthesis is _______
Market Targeting is a process of _____.
The biggest or greatest amount of involvement in a foreign market comes through which of the following?