Stocking of fishes of different habits, in same pond is known as:
Stockingoffishesofdifferenthabits,insamepondiscalledCompositefishculture.Theobjective is to select and grow compatible species of fish of different feeding habits to exploit all types of food available in the different regions of the fish pond, for maximizing fishproduction.
Sound and light waves both have ___________ .
The instrument for measuring intensity of earthquakes is called –
Which of the following Instrument is used to measure humidity?
Which Instrument is used to measure depth of ocean?
A rear-view mirror for driving is –
One Astronomical Unit (AU) is the average distance between-
What is the pH of Urine ?
A girl is standing 5 metres away from a plane mirror. How much distance should she move towards the mirror so that she will be 2 metres farther from her...
Temperature of the Sun is measured by
Which one is the largest Island of Japan?