Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

12 Cards in this Set

  • Front
  • Back
What happens to shoreline habitats when the tide comes in?
Plants and animals are covered with water. Some are carried in or away from the shore.
Describe the light zone.
Receives light from the sun.
Filled with living things.
How do timny plantlike organisms of the light zone help the ocean?
Theu use sunlight to make a sugar-like food. Other animals eat them as food.
What animals are found in the light zone?
turtles, dolphins, jellyfish, sharks, shrimp, squid
Describe the dark zone.
Black- no sunlight
Little food or life
Animals here make their own light to attract their food.
Name some animals found in the dark zone
angler fish
What are some dangers to the ocean and its animals?
pollution, fishing nets, threated beaches where eggs are layed, oil spills
What are corals?
small, soft-bodied animals that live in shallow ocean waters.
How are corals made?
They develop a hard skeleton made of calcium that protects the plant and coral inside.
Many corals together can form a ______________.
What are some dangers to a coral reef?
People take too many fish and seaweed becomes overgrown, divers poison the reef while catching fish, boats scrape the reefs breaking pieces off.
What is being done to protect the reefs?
Governments pass laws against use of poisons, scientists teach people how they impact reefs, buoys are used to mark reefs, divers must follow underwater marked trails.