He was elected ......... chairman of the board.

• the
• a
• an
• No article is needed
Correct Option: D  [ No article is needed ]

Remark:

All of us admire _______ beauty.

• a
• an
• the
• zero article
Correct Option: C  [ the ]

Remark:

He had ________ one-rupee note.

• a
• an
• the
• zero article
Correct Option: A  [ a ]

Remark: the word "one-rupee" start with consonant sound. the sound of the first letter is 'w' not 'o'.

The Ganga is considered holy by _______ Indians.

• a
• an
• the
• zero article
Correct Option: C  [ the ]

Remark:

It is a long drive to _______ airport.

• an
• the
• a
• no article is needed
Correct Option: B  [ the ]

Remark:

If you see him, give him ___________ message.

• a
• an
• the
• zero articles
Correct Option: A  [ a ]

Remark:

_________ rich and poor, young and old met together.

• a
• an
• the
• zero rticle
Correct Option: D  [ zero rticle ]

Remark:

He died without ________ heir.

• the
• an
• a
• no article
Correct Option: B  [ an ]

Remark:

The boy is studying in ____________ university.

• a
• an
• the
• zero article
Correct Option: A  [ a ]

Remark: "a" is used with "university" ( Vowel word with a consonant sound.)
similar: a one-act, a one-eyed, a one-man army, a union.

We have _________ University in our city.

• a
• an
• the
• none
Correct Option: A  [ a ]

Remark: