Questions

Which country has released its next-generation 'Xian' H-20 stealth bomber?

___ is not a chemical change.

A girl child has which of the following combinations of chromosomes in her cells?

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

10, 18, 28, 40, ?

Glaciers are formed by

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Importune

Which of the following is a nitrogen-fixing bacteria?

___ is a multicellular organism.