They elected him chairman. its passive form is:
He was elected chariman (by them)
Chairman was elected by them
Chairman was elected him by them
By them was he elected chairman
Explanation:
Correct Answer is: He was elected chariman (by them)

He was elected chariman (by them)
Chairman was elected by them
Chairman was elected him by them
By them was he elected chairman
Correct Answer is: He was elected chariman (by them)

What is the synonym of the word `Hamlet`? Option A: Space , Option B: Asylum , Option C: Prison, Option D: Village, correct answer is: Village
`A herd of cattle is passing` The underlined word is a/an- Option A: adverb , Option B: adjective , Option C: collective noun, Option D: abstract noun, correct answer is: collective noun
What is the verb of the word `slave`? Option A: slavery , Option B: slavish , Option C: enslave, Option D: slaven, correct answer is: enslave
We live upstair. Here `upstairs` is a/an: Option A: noun , Option B: pronoun , Option C: adjective, Option D: adverb, correct answer is: adverb
Which one is singular number? Option A: data , Option B: media , Option C: criteria, Option D: glass, correct answer is: glass