Habitats and Ecosystems — Answer Key
Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1. Fix the sentence:
A camel lives in the ocean because it needs saltwater.
Corrected: A camel lives in the desert because it needs very little water.
The corrected sentence is: "A camel lives in the desert because it needs very little water.". The original sentence "A camel lives in the ocean because it needs saltwater." contained an error that needed to be fixed.
2. Fix the sentence:
Polar bears live in the grassland where it is warm.
Corrected: Polar bears live in the tundra where it is cold.
The corrected sentence is: "Polar bears live in the tundra where it is cold.". The original sentence "Polar bears live in the grassland where it is warm." contained an error that needed to be fixed.
3. Fix the sentence:
A clownfish makes its home in the desert near sand dunes.
Corrected: A clownfish makes its home in the ocean near coral reefs.
The corrected sentence is: "A clownfish makes its home in the ocean near coral reefs.". The original sentence "A clownfish makes its home in the desert near sand dunes." contained an error that needed to be fixed.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. A place where an animal lives and finds food is called its habitat.
A habitat is the natural home or environment where an animal lives and finds everything it needs to survive.
2. The desert is a hot and dry habitat.
Deserts are very dry places that receive very little rainfall throughout the year.
3. Many trees, birds, and deer live in a forest habitat.
Forests are habitats with many trees where animals like foxes and owls live.
4. The flat, grassy land where zebras and lions live is called a grassland.
Grasslands are wide open areas covered in grasses where bison and prairie dogs make their homes.
Part C: True or False?
Read each statement. Circle True or False.
1. A habitat gives animals food, water, and shelter.
True False
The statement is true based on habitat concepts.
2. Penguins live in hot desert habitats.
True False
The statement is false; check the habitat concept carefully.
3. An ocean habitat is filled with saltwater.
True False
The statement is true based on habitat concepts.