Thick layers of this help to insulate the bodies of marine mammals.
What is blubber?
100
This is where most marine reptiles lay their eggs.
What is on land?
100
Marine invertebrates belong to this category (animal, plant, or mineral).
What is animal?
100
These comprise some of the densest and most diverse habitats in the world.
What are reefs?
200
This type of shark is the biggest fish.
What is the whale shark?
200
This group is the largest of the marine mammals.
What are whales?
200
Name 2 types of marine reptiles.
What are sea turtles, sea snakes, crocodiles, and lizards?
200
Cnidaria includes these animals.
What are jellyfish, sea anemones, and corals?
200
Name three types of animals (that we learned about) that can survive in deep sea trenches.
What are white flatfish, shrimp and jellyfish?
300
Fish and Humans have the same reproductive organs, name them.
What are testes and ovaries?
300
One way to tell the difference between fish and mammals is the direction in which they move their spin while swimming. If it is moving this way, it is a mammal.
What is up and down?
300
Mammals are warm-blooded, reptiles are this (warm-blooded or cold-blooded).
What is cold-blooded?
300
Invertebrates make up a great majority of __________ life in the sea.
What is macroscopic?
300
The open ocean is relatively unproductive because of this.
What is a lack of nutrients?
400
This is the number of paired fins a fish has.
What is 2?
400
This animal, while not fully aquatic, is usually considered a marine mammal.
What is the polar bear?
400
These are the two differences between Marine Reptiles and Amphibians.
What are reptiles have scales/amphibians don't and reptiles lay their eggs on land/amphibians lay their eggs in the water
400
Echinodermata family includes these animals (name 3).
What are sea stars, brittle stars, sea urchins, sand dollars, sea cucumbers, crinoids, and sea daisies?
400
This zone is where you can find tide pools.
What is intertidal?
500
Some fish show warm-blooded adaptations, name one of them.
What are tuna, swordfish, and some species of sharks.
500
These four commercial uses are causing many populations of marine mammals to be vulnerable or endangered.
What are commercial uses for blubber, meat, ivory, and fur?
500
The earliest marine reptile arose in the ____________ era and there was a mass extinction at the end of the ____________ period.
What are Paleozoic and Cretaceous
500
Crustacea includes these animals (name 5).
What are lobsters, crabs, shrimp, crayfish, barnacles, Hermit crab, Mantis shrimp, Daphnia, Copepods, and Sea-Monkeys?
500
Many species on shore habitats are _______________.