Tungsten is used for the manufacture of the filament of an electric bulb, because –
Tungsten is used because it has the highest melting point of all the metallic elements. It melts at 3410 degrees Celsius. When current passes through the filament it heats it up. When the filament reaches a certain temperature it starts to give off light, that's how we get a light bulb. The first successful light bulb filaments were made of carbon (from carbonized paper or bamboo).
Which of the following is not a C 4 plant?
Which is the driver of increasing agricultural productivity of small and marginal farmers in India?
Adoption index suitable for Laggards is
All phenomenon of weather and climate takes place in
The plants that are capable of growing in shade are termed as
Which of the following class of Vertebrates possess milk producing glands?
The symptoms of Sorghum shoot fly mainly seen in which part of plant?
Which is the primary pest of storage grain pest?
The term vernalization was given by ______in 1928.
Rice contains __% protein. Rice protein is known as ___
