Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which one among the following methods is not effective in removing arsenic from contaminated ground water ?
Boiling
Reverse osmosis
Ion exchange
Coagulation adsorption
Bronze is often used to make statues and medals whereas brass is used in making utensils, specific apparatus and cartridges. Both brass and bronze are copper containing alloys, yet they differ in their chemical composition for additionally containing
zinc in brass and tin in bronze
chromium in brass and nickel in bronze
nickel in brass and tin in bronze
iron in brass and nickel in bronze
Which of the statements about glass are correct ?
1. Glass is a super-cooled liquid having infinite viscosity
2. Violet coloured glass is obtained by adding Mn02
3. Glass is a man made silicate
4. Glass is a crystalline substance
Select the correct answer using the code given below :
1, 2 and 4
2, 3 and 4
1, 2 and 3
1 and 3 only
Sandalwood grows in which type of forests?
Savanna forests
Equatorial evergreen forests
Tropical rainforests
Tropical deciduous forests
Which one of the following organ breaks fat to produce cholesterol?
Liver
Kidney
Small intestine
Mouth
