Question

Read the following paragraph about Fish and their types':
The fish evolved from invertebrate ancestors about 500 million years ago, and have
dominated the world's oceans, lakes, and rivers ever since. There are three main types of fish:
bony fish (which includes such familiar species as tuna and salmon): cartilaginous fish (which
includes sharks, rays, and skates); and jawless fish (a small family made up entirely of
They breathe through the gills, which serves the same function as our lungs. Bony fishes have
only a single gill. Fish has a closed-loop circulatory system. They are an omnivorous group
because they feed on plants and other small sea animals of water bodies. Fishes excrete
substances and ammonia. Fishes reproduce highly in open waters only. The most
common type of fish are Siamese fighting fish (scientific name: Betta Splendens), Common
Carp (scientific name: Cyprinuscario), Goldfish (scientific name: Carassius auratus),
Swordfish (scientific name: Xiphias gladius) and so on.
Use the following table for your answer.
nitrogenous
Evolution of Fish
Characteristics of Fish
Types of Fish​

Answer 1

Answer:

The fish evolved from invertebrate ancestors about 500 million years ago, and have

dominated the world's oceans, lakes, and rivers ever since. There are three main types of fish:

bony fish (which includes such familiar species as tuna and salmon): cartilaginous fish (which

includes sharks, rays, and skates); and jawless fish (a small family made up entirely of

They breathe through the gills, which serves the same function as our lungs. Bony fishes have

only a single gill. Fish has a closed-loop circulatory system. They are an omnivorous group

because they feed on plants and other small sea animals of water bodies. Fishes excrete

substances and ammonia. Fishes reproduce highly in open waters only. The most

common type of fish are Siamese fighting fish (scientific name: Betta Splendens), Common

Carp (scientific name: Cyprinuscario), Goldfish (scientific name: Carassius auratus),

Swordfish (scientific name: Xiphias gladius) and so on.

Use the following table for your answer.

nitrogenous

Evolution of Fish

Characteristics of Fish

Types of Fish