Questions

Rio de Janeiro has been named as the World Capital of Architecture for 2020.

Space Applications Centre (SAC) is one of the major centres of the Indian Space Research Organisation (ISRO) which is located in Ahmadabad.

SAC focuses on the design of space-borne instruments for ISRO missions and development and operationalisation of applications of space technology for societal benefits. The applications cover communication, broadcasting, navigation, disaster monitoring, meteorology, oceanography, environment monitoring and natural resources survey.

In DNA, adenine pairs with Thymine. Similarly, in RNA, due to absence of thymine in RNA and the same structure with uracil helps to pair with adenine.

Isotopes are variations of an element that have the same charge as the original element, but a different mass, which is caused by either more/less neutrons in the nucleus.