If $BELIEF$ is written as $afkledi$,how is $SELDOM$ written in that code?

In a certain code,$INSTITUTION$ is written as $NOITUTITSNI$. How is $PERFECTION$ written in that code?

If eye is called hand,hand is called mouth,mouth is called ear,ear is called nose and nose is called tongue,with which of the following would a person hear?

If train is called bus,bus is called tractor,tractor is called car,car is called scooter,scooter is called bicycle,bicycle is called moped,which is used to plough a field?

In a certain code language,'$381$' means 'Hari is honest','$162$' means 'Shashi is intelligent' and '$948$' means 'Hari should go'. Which digit in that language means 'honest'?

In a certain code language:
$(A)$ 'pit na som' means 'bring me water'
$(B)$ 'na jo tod' means 'water is life'
$(C)$ 'tub od pit' means 'give me toy'
$(D)$ 'jo lin hot' means 'life and death'
Which of the following represents 'is' in that language?