Questions

Contraction of heart is also known as

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. 

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If there is no error, the answer is (E), ie ‘No error’. (Ignore the errors of punctuation, if any.)The consolation messages (A) / received on the(B)/ demise of Mrs. Malhotra (C) / speaks highly of her enormity. (D)

In the modern periodic table, which of the two periods contain 8 elements each?

In a water molecule, the ratio of mass of Hydrogen to the mass of Oxygen is always:

Which  one  of  the  following  indices  is  now used  by  the  Reserve  Bank  of  India  to measure the rate of inflation in India?

Which of the following is a tertiary activity?

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.
John was arrested on a charge of murder, but for lack of evidence he was released.