Which one of the following is not a mode of action of biocontrol agents?
The correct answer is D
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How many spherical lead shots each of diameter 8.4 cm can be obtained from a rectangular solid of lead with dimension 88 cm, 63cm, 42 cm(take π 22/7)?
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If the volume of a cylinder is 144π and the ratio of radius to its height is 3:2 then find the curved surface area of cylinder?
A wire is moulded into a circle of radius 21m. Then the wire is bent and shaped into a rectangle of length 36 m. Find the area of the rectangle thus for...
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If ratio of interior exterior angle of a regular polygon is 2:3, then number of sides of the polygon is
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