निम्नलिखित शब्दों पर

Aqua regia is a mixture of:

____ is the only design in which principle of local control is not used.

The botanical pesticide "Pyrethrum" is derived from

Cedrus deodara is famous for making of which the following?

Which plough helps cutting of creeping or spreading grass and inversion?

Pyrazosulfuron ethyl is a

Highest nitrogen fertilizer requiring crop is 

Which of the following trees grows well in low lying areas even in flood condition?

Insects, which are active during day, are known as  ____ :

Molya disease of wheat is caused by ________: