Select the option that can be used as a one-word substitute for the underlined group of words.

The fishermen of our village are constantly complaining of the poor number of fishes getting caught these days.

Select the most appropriate one-word substitution for the given group of words.

A person who shows people their seats

Select the option that can be used as a one-word substitute for the given group of words.

Deliberately and maliciously set something (buildings usually) on fire

Select the option that can be used as a one-word substitute for the given group of words.

One who makes an active effort to promote human welfare

Select the word which means the same as the group of words given.

The date on which an event took place in a previous year

Choose the word that can substitute the given group of words.

A child born after the death of his father

Select the option that can be used as a one-word substitute for the given group of words.
 Having or showing an excessively high opinion of one's appearance, abilities, or worth

Find the correct one word for the phrase given below:
 'Converting waste into reusable material.'