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Distance (Length of the train + length of the bridge) = 200 + 180 = 380 Speed of Train = 72 km/hr = 72×5/18 = 20 m/sec. Time = Distance/Speed = 380/20 = 19 sec.
The substance which causes a definite change in genes is called ................?
Cadang-Cadang disease of coconut is caused by
Which of the following hormone deficiency causes dwarfism in plant?
A form of expression of quantity of water required for irrigation to bring a crop maturity is called ______.
Which scientist formulated the equation S = f (Cl,O,R,P,T) for soil formation?
As per the classification of International Society of Soil Science, the silt particles comes in (diameters in mm)
Which of the following is considered as main transmitters of viruses to plants?
Which soil structure type is characterized by horizontal, plate-like aggregates?
Which environmental conditions are most favorable for the development of Club Root disease?
Which of the following is not considered as green house gas?
