Questions

If the orbit of a planet is an ellipse then what is the point at which the Sun is located called?

For photoelectric effect to take place, the metal used as the cathode should have_________

Which of the following is not a semiconductor?

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

He asked the child to go and play with some others children.

Select the word with the correct spelling.

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

Excuse my French

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
DE, BG, YJ, ?

In the following question, a sentence has been given in Direct/Indirect speech . Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

"Good-bye! Dear friend," said the patriot, "we will meet again."