Questions

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

coal is the _____ source of commercial energy in India. 

What is the other name of sodium carbonate?

Which of the following is NOT a radioactive element?

Biogas is produced from biomass by

The slope of the line passing through the points (-5,1) and (x,-4) is -5/8. Find x.

Who was the chief guest on the occasion of 69th Independence Day celebrations in India?

Workers in leather tanning industries tend to suffer from

What is the name of first solar mission of Indian Space Research Organisation set to be launch in 2019?