Exploring Sea Animals
A Grade 5 science worksheet to explore the fascinating world of sea animals, their habitats, and adaptations.
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Exploring Sea Animals
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Date:
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Read each question carefully and answer to the best of your ability. Good luck!
1. Which of the following is NOT a mammal that lives in the sea?
Whale
Dolphin
Shark
Seal
2. What is the main food source for many deep-sea animals?
Sunlight
Plants on the surface
Marine snow
Land animals
3. Fish use to breathe underwater.
4. A group of fish is called a .
5. Describe one adaptation that helps a sea turtle survive in the ocean.

6. What is the habitat of the animal shown in the image?
7. All sea animals can live both in saltwater and freshwater.
True
False
8. Coral reefs are important habitats for many sea animals.
True
False
Match the sea animal to its characteristic:
9. Seahorse
a. Has eight arms
10. Octopus
b. Male carries the eggs