A very simple, amazing, and ad free application to learn about Physical chemistry. knowledge

There are four level of quiz in this app.

In each level of app, user will be given an image related to Planets, solar system etwith four options and a question.

Out of four options, user will have to select the correct answer.

If the answer selected by the user will be correct ,the answer will be marked as correct and user will rewarded +1 mark.

If the answer selected by the user will be incorrect ,the answer will be marked as correct and user will rewarded -1 mark.