PDF chapter test TRY NOW

Read the options and select the best one:
 
1. Assertion (A): Uranus and Neptune are near twin in size.
Reason (R): Venus is the twin of the Earth.

 
2. Assertion (A): Mars orbiter mission was to study the surface and the atmosphere of Mars.
Reason (R): India was the first nation to successfully send a orbiter to Mars in the first attempt.