Questions

The organisms that make their own food through basic elements like water, minerals using sunlight as energy (photosynthesis) are called Autotrophs.

Rangaswamy Cup is associated with Hockey. Introduced in 1928, the Rangaswami Cup, was originally known as Inter-Provincial Tournament meant to pick up players for the national team for the Olympics.

After some years, The Hindu Group in 1951 presented the Rangaswami Cup that was named after one of its editors and since then the tournament is known as the Rangaswami Cup.

White phosphorus undergoes spontaneous combustion when exposed to air. In order to prevent this spontaneous ignition, it is preserved under water. 

Women's badminton

The sea water contains 18.98 parts per thousand of chlorine, 10.56 parts per thousand of sodium  and 1.27 parts per thousand of magnesium.