Questions

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The main use of salt in the diet is to produce in small amounts the hydrochloric acid required for the digestion of food.

The first of the four stages of coal formation is lignite coal.

There are four stages of coal formation:

1. Peat,

2. Lignite,

3. Bituminous and

4. Anthracite.

The bacteria has removed a large portion of the other constituents of the plant matter and left around 25 to 34 percent.

Bangalore-based Sagar Baheti has become the first visually impaired Indian runner to complete the historic Boston Marathon, the world's oldest and the hardest marathon to qualify for.