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Sonar (sound navigation and ranging) is a technique that uses sound propagation to navigate (usually under water, as in submarine navigation), communicate with or detect objects on or under the surface of the water, such as the vessels as ultrasonic waves which is used having very high frequency > 20,000 Hz.
…………………………….is the prominent member of 1:1 type group in which one tetrahedral and one octahedral layer is present.
...Virus that infect plants mostly have genetic material in the form of
Which one of the following is the correct formula to compute the ginning percentage in cotton?
Part of atmosphere in which maximum portion of ozone layer is located?
In which type of cooperative farming do members retain individual ownership of land?
Contaminants in cotton are known as
The Central Silk Board was established in:
Which one of the following statements is incorrect about the desert locusts?
The principal pathway of water translocation in angiosperms is
A plan of action for a business is known as a: