Questions

Potassium Permanganate is used for purifying drinking water, because________

Bauxite is an ore/mineral of

Which of the following is applied on the top of the matchsticks?

If an atom has atomic number 10 and mass number 23, then what will be the number of protons and neutrons in an atom respectively?

The largest artery in human body is

A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?

Correct the following equation by interchanging the two signs and two numbers.7 x 6 + 5 – 4 = 33

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

He performed below par in the examination.