In the given figure, B and C are the centres of the two circles. ADE is the common tangent to the two circles. If the ratio of the radius of both the circles is 3 : 5 and AC = 40, then what is the value of DE ?
A Nano Urea formulation, what nanomaterial is commonly used to encapsulate the urea?
Who is known as father of tillage?
Ratooning is practiced in which of the following crops?
A hermaphrodite flower is
Which of the following is known as 'nano nutrient'?
Green ear disease is associated to which of the following crops?
Etawah Pilot Project was launched under the leadership of
“Puffiness” is a physiological disorder of which crop?
The let-down of milk in cow is due to release of which of the following hormone?
The absolute density of soil is also referred to as ……………….which is generally 2.60-2.75 gm/cm3
