Question : Select the option that expresses the given sentence in passive voice.
Do we need high taxes on senior citizens' savings?

Option 1: Do we need senior citizens' savings on high taxes?

Option 2: Are senior citizens' high taxes needed for savings?

Option 3: Do senior citizens need high taxes on their savings?

Option 4: Are high taxes needed on senior citizens' savings?

Question : Which of the following areas was to be investigated by the Chelliah committee?

Option 1: Centre-state relations

Option 2: Industrial sickness

Option 3: Taxes

Option 4: Insurance

Question : The heating of a coil is proportional to the nth power of the time of flow of current through it, where n is equal to:

Option 1: +2

Option 2: -2

Option 3: +1

Option 4: -1

Question : Select the option that expresses the given sentence in active voice.

Because of his caring nature, he is appreciated by all.

Option 1: Because of his caring nature all appreciate him.

Option 2: Because of his caring nature everyone appreciate him.

Option 3: Because of his caring nature all will appreciate him.

Option 4: Because of his caring nature, all appreciated him.

Question : How many oxygen atoms are there in an acetone molecule?

Option 1: 3

Option 2: 1

Option 3: 2

Option 4: 4