What of these marine mammals lacks blubber?

Which of these marine mammals has the thickest fur of any mammal?

Polar bears favorite food is

Invertebrates are:

Which of the following types of animals is NOT an invertebrate?

Which of the following animals are VERTEBRATES? Select all that apply

Sponges belong to this phylum:

Sponges have their own unique formations that give them structural support and can make them hard to eat:

Snails, slugs, clams, mussels, octopuses, squid

Snails, slugs, clams, mussels, octopuses, squid

Which of the following animals are in phylum Cnidaria? Select ALL the cnidarians from the animals below:

This phylum is characterized for animals with stinging cells that contain nematocysts:

Phylum Mollusca (mollusks) is a very diverse group of animals, many of which have the following:

Segmented worms: tube worms, feather duster worms, earthworms

Annelida means:

Arthropods are characterized for having the following (select all that apply):

Shrimp, Crabs, Lobsters, Insects

This name means "soft body" in Latin:

This name means "soft body" in Latin:

Echinodermata comes from Greek origin meaning:

Starfish (Sea stars), Sea urchins, Sea cucumbers

Which terms below describe the two body forms of cnidarians?

This animal has what symmetry?

This animal exhibits...

What are these organisms?

What phylum are these organisms classified under?

An herbivore is serving as this trophic level:

A food web shows the flow of _____ in an ecosystem.

A secondary consumer only gains ____ of the energy of the total available energy of the primary consumer that it eats.

A sea horse eats zooplankton such as brine shrimp. If the brine shrimp eat phytoplankton, what trophic level is the sea horse?

The role an organism plays in its ecosystem is called its:

This zone has extreme fluctions in temperature and salinity throughout the day and organisms that live here are at risk of dessication (drying out):

The pelagic organisms in the ocean can be divided into these two major groups:

This color of light is absorbed closest to the surface and cannot be seen in deeper water.

This nutrient cycle requires bacteria to convert the gas into usable compounds:

Producers like plants and algae require these reactants for photosynthesis to occur:

What factors are likely to limit the growth and productivity of plants and algae if there is not enough available?

The earliest fish in the oceans were:

Jawless fish include which of the following? Check all that apply:

Which of the following are vertebrates?

Jawless fish such as hagfish and lampreys have vertebrae:

Sharks, skates, and rays have bony skeletons.

Bony fish have operculum, a structure that:

Bony fish have this to maintain buoyancy:

Sharks have this to help maintain buoyancy:

Sharks and other cartilaginous fish have these scales that look like teeth:

What parasitic animal is pictured here?

A subgroup of cartilaginous fish including sharks, skates, and rays (but not ratfishes):

Sharks and other elasmobranchs use these pores to detect the electric fields from other animals in the ocean and under the sand:

Some fish have one or two of these fins located on their top/back closest to the spine:

Sea birds (and some pelagic fish) are endotherms meaning

What do sea birds use to waterproof their feathers?

How are the bones of birds adapted to make flight easier?

All sea birds have

This type of sea bird has an extraordinary sense of sense which helps it locate food on the open ocean:

These sea birds have the largest wingspan of any bird:

What type of continental margin is found at the Atlantic coast, has wide and shallow shelves and little seismic activity?

What is the area called that extends from the major land masses underwater (people swim in this area of the ocean)?

The deep, flat expanses of the ocean are called what?

What is the order of the marine provinces from shore to mid-ocean ridge?

A seamount whose peak has eroded and become flat is called...

When were hydrothermal vents discovered?

Black smoke from hydrothermal vents is due to the presence of these elements...

What are some organisms found near hydrothermal vents?

What is the main process used to harness energy for organisms around hydrothermal vents?

Where are hydrothermal vents are found mostly around...

The main body structure of the coral is called...

Bathymetry measures the...

What mainly causes coral bleaching?

How do organisms get their energy in the deep sea around hydrothermal vents? (Name the process, organisms involved, and the name of the chemical compound)

This Image represents...

______ causes surface currents.

The __________ is a surface current that flows along the eastern US and brings warm water to Europe.

Temperature and salinity differences in ocean water cause:

Two high tides and two low tides a day (approximately every 24 hours)

One first quarter and third quarter of the moon cycle, there is less of a tidal range, called:

The tidal bulge follows the movement of the _____.

During new moon and full moon (twice a month) there is a greater tidal range, with higher high tides and lower low tides.

The moon is mainly responsible for the tides on Earth because it is ________.

The tidal force exerted by the ______ is stronger that the tidal force exerted by the _______.

The bulges that occur in the Earth's oceans cause:

Tides are caused by: