Explanation

Sell vs Cell, Bear vs. Bare, Here vs. Hear, and Flower vs. Flour are examples of Homophones.

Homophones are words that sound the same but have different meanings and spellings.

Explanation

A manuscript refers to a document or matter written by hand.

It especially before the invention of printing.

Explanation

Ecology is the scientific study of interactions between organisms and their environment.

It including relationships with other organisms and their physical surroundings.

Explanation

An aquarium is a place where fish and other aquatic animals are kept.

It typically in tanks or enclosures, for observation, study, or display.

Explanation

• Aviary: a large cage, building, or enclosure for keeping birds in.
• Zoo: an establishment which maintains a collection of wild animals, typically in a park or gardens, for study, conservation, or display to the public.
• Apiary: a place where bees are kept; a collection of beehives.
• Armoury: a place where weapons are kept.