Green revelution refers to :
Inland Fisheries is referred to :
High milk yielding varieties of cows are obtained by :
The energy possessed by a body by virtue of its motion is known as :
When we pluck the wire of a sitar, the waves produced in the wire are :
If a mirror has a focal length of +15 cm, it is a :
Scurvy is a deficiency disease caused by lack of :
The first person to see a fell under the microscope was :
The “Law of Multiple Proportion” was discovered by :
Controlled oxidation of methanol gives :
Which of the following diseases is caused by the bite of a mad dog?
The sex of a child is determined :
The disease known as the “black stem rust” destroys the harvest of :
Ball-bearings are used in cycles, scooters, etc to:
Entomology is the study of :
