Questions

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

Which of the following rivers flows from south to north?

Which of the following is not a constituent of biogas?

Contraction of heart is also known as

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it byselecting the appropriate option.

Being linked with nature brings joy and peace as it is the ______ of the laws of Nature.

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Pernicious

In August 2017, New Development Bank (NDB) approved $ 1.4 billion loan for development projects in India, Russia, and China. Where is NDB headquarter?

The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is