Questions

Which of the following is a renewable source of energy?

The smallest island country in the Indian Ocean is

In 2017, which celebrity was appointed as the Goodwill Ambassador of the United Nations in India to amplify awareness about the Sustainable Development Goals (SDGs)?

What type of a body plan does coelenterates, ctenophores and echinoderms have?

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Whistle in the dark

What is the value of [sec θ/(sec θ – 1)] + [sec θ/(sec θ + 1)]

A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is