Spelling of which word is not correct?

1.Fill in the blank with suitable preposition : He had fourteen wounds all — his body.

2.Fill in the blank with suitable phrase/words : While taking an exam, you — follow the instructions written in your admit card.

3.Fill in the blanks with appropriate word : An ideal teacher knows the art of —.

4.One should tire oneself ¾ the effort.

5.¾ arose a hue and cry as soon as the bus hit the motorcycle.

6.He tactfully makes the students ¾ his mistakes.

7.The meal is not ¾ his taste.

8.The bengali meaning of the word '$croft^{\prime} is$ ¾.

9.Antonym of the word '$ally^{\prime} is$ ¾.

10.Synonym of the word '$clamorous^{\prime}$ is¾.

11.Which one of the following sentences is incorrect?

12.A person who does not believe in the existence of God is called¾.