Questions

Who stated the following law : 'The properties of the elements are the periodic function of their atomic masses'?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
Are not your father (1)/ and your elder brother (2)/ out of town? (3)/ No Error (4)

CuO + H2 ---> Cu + H2O. This equation is an example of

Mausoleum (Dargah) of Salim Chishti is situated in?

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

If the cost price of 20 books is the same as selling price of 25 books, then the loss percentage is

Which of the following countries is not a member of The South Asian Association for Regional Cooperation (SAARC)?

Which film is India's official entry for the Academy awards?