The study of weapons. (one word substitution)

• Horology
• Histology
• Hoplology
• Hierology
Correct Option: C  [ Hoplology ]

Remark: "Hoplology studies old weapons and fighting techniques."

The young child (A)/ singed (B)/ a very sweet song. (C)/ No error (D) (find error)

• A
• B
• C
• D
Correct Option: B  [ singed ]

Remark: "The young child sang a very sweet song."

The past tense of "sing" is "sang," not "singed."

He dealt very politely _____________ me.

• in
• at
• with
• to
Correct Option: C  [ with ]

Remark:

He held his breath ________ several minutes.

• on
• of
• for
• from
Correct Option: C  [ for ]

Remark:

Ram agreed to _______ my orders.

• carry away
• carry on
• carry out
• carry off
Correct Option: C  [ carry out ]

Remark: "carry out ": to perform or complete a job.

Look _______ the word in the dictionary.

• after
• for
• into
• up
Correct Option: D  [ up ]

Remark: "look up": seek information from, consult, refer.

He was astonished ___________the sad news.

• at
• in
• with
• to
Correct Option: A  [ at ]

Remark:

A seller of cakes

• Baker
• Salesman
• Cake-seller
• Confectioner
Correct Option: D  [ Confectioner ]

Remark:

It is 10 o'clock _________ my watch.

• to
• from
• by
• with
Correct Option: C  [ by ]

Remark:

The detective suddenly _________ a useful clue.

• gave in
• came across
• fill up
• fell down
Correct Option: B  [ came across ]

Remark: "came across": To find something by accident