Ocean Zones and Inhabitants
Ocean Flora
Ocean Fauna
Invertebrates
Ocean Fauna
Vertebrates
Misc
100

The ocean is divided into 5 zones. True or False

What is True

100

What type of Algae is this (Hint: look at the color)

What is Red algae?

100

The largest coral reef in the world is the 

Great Barrier Reef 

100

The largest class of underwater vertebrates are the bony fish (True/false) 

What is true?

100

The smallest life form in the sea 

a. lady bugs

b. snails

c. Planktons

What are planktons

200

In this ocean zone water is freezing

a. Epipelagic Zone

b. Zone of the Arctic 

c. Bathylpelagic Zone

What is Bathypelagic Zone

200

This ocean flora is also known as gulf weed or sea holly. 

What is sargassum?

200

This Invertebrate is a Mollusk. True/ False

What is true?

200

How does this vertebrate breathe in water 

What is they use their gills?

200

Life began at sea 

a. 2,000 years ago

b. A billion years ago

c. yesterday

What is a billion years ago?

300

This is the top layer of the ocean

a. Epipelgaic Zone

b. Cornerstone Zone

d. Bathypelgaic Zone

What is Epipelagic Zone?

300

This ocean flora has long and narrow leaves. It is found secured in mud at the bottom of the sea floor

a. Seagrass

b. giant kelp

c. Narrow grass

What is sea grass?

300

This group of invertebrates have a body covered by a hard exoskeleton.

a. Crustaceans

b. Mollusks

c. exofish

What are crustaceans  

300

This class of fish give live births instead of laying eggs

a. Chicken fish

b. Cartilaginous fish like sting rays 

c. ocean sunfish

What is Cartilaginous fish

300

The largest coral reef in the world is in what continent?

What is Australia?

400

This animal is found in the (blank zone) (Hint: lots of sunlight)

Epipelaigic Zone

400

This flora is an important part of the coastal ecosystem 

What are mangroves?

400

This class of Invertebrates includes corals and Jelly fish.

What are cnidarians?

400

Is this a bony fish or a cartilaginous fish 

What is a cartilaginous fish

400

What echinoderm can regenerate (regrow) parts of their body?


What are sea lilies OR starfishes OR brittle stars 

500

This fish is found in the (blank) zone (Hint: pitch black)

What is Abyssopelagic Zone

500

This type of algae helps to support coral reefs 

What is Coralline Algae?

500

This invertebrate has a symbiotic relationship with clownfish (both parties benefit)

What are Anemones?

500

Is this a bony or cartilaginous fish 

What is Bony fish? This is the ocean sun fish- larest bony fish in the ocean 

500

Name one Cartilaginous Fish (skeleton made of flexible cartilage not bones) 

What are sharks OR rays OR skates OR manta?