Questions

Name the acid present in lemon.

Alkenes were earlier known as ______.

Folk dance "Lai Haraoba" is popular in which Indian state?

Graphical analysis of tariffs reveals that

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

At somebody's expense

The strongest interactions between molecules of hydrogen chloride are

Isotones have always ______

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

An animal species becomes _____ when its last existing member dies.