Questions

The credit for classifying the elements on the basis of their atomic masses goes to

Which is the CORRECT pair of inherited chromosomes for the child to be a girl?

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question,
choose the correct alternative and click the button corresponding to it.
I have been _____ this problem since noon.

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 asentence is free from error, select 'No Error'.

1. The 26th of January was chosen 

2. to commemorate the Purna Swaraj

3. declaration for the complete independence, of 1930.

4. No error

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

The pH of a solution, whose hydrogen ion concentration is 1 x 10 mole per litre, will be ____.

An increase in expected future income will

Anaerobic respiration refers to which of the following?