Question

What is the passive voice of When did Mr Bahuguna start the Chipko movement?

Answer 1

When was the chipko movement started by Mr. Bahuguna?

Answer 2

The passive voice for this above sentence is given below.

When was the chipko movement started by Mr. Bahuguna?

The passive voice is otherwise called grammatical voice.

The noun phrase or noun which is the object of corresponding active sentence acts as a subject of the sentence or the clause in passive voice.

The subject actually featuring a passive voice denotes a recipient of an action.