Vocabulary
How do living things change their environment?
How do changes in the environment affect living things?
How do living things compare to those long ago?
Challenge
100
Where a living thing makes its home.
What is habitat?
100
This animal changes the environment when they build their homes and dams out of sticks and mud.
What is a beaver?
100
Wash away plants, soil, and animals' homes.
What is a flood.
100
Hold clues about extinct plants, animals and their environments
What do fossils show?
100
Helps an animal blend into its surroundings
What is camouflage?
200
When two or more living things need the same resources in order to survive.
What is competition?
200
Pros: Helps plants and animals that need to live in still water. Cons: The change harms plants and animals whose homes are flooded. Trees needed to make the dam are lost. The pond also takes homes away from plants and animals that prefer the flowing water streams
What are the effects of a beaver dam?
200
Some plants and animals die; some animals move away. Hint: too little ______?
What is too little water?
200
Example of a plant that adapted to its environment.
What is a magnolia flower?
200
Biome where you find trees that lose their leaves each fall season?
What is deciduous forest
300
A kind of plant or animal that no longer lives on Earth.
What is extinct?
300
They cut down forests and plow up grasslands to make room for houses and farms.
What is people causing change in the environment?
300
The fire clears out a forest floor, giving plants more living space and more sunlight?
What is how does a fire help the forest grow?
300
Animals that eat meat
What is a carnivore?
300
A structure fish use to get oxygen from water
What is gills?
400
The remains or mark of a living things from long ago.
What is a fossil?
400
Change that might cause shrubs and grasses to replace trees.
What is less water?
400
This can be both helpful and harmful to the environment
What is environmental changes?
400
Animals that eat plants?
What is an herbivore?
400
Structure that helps some cactus plants store water
What is stems?
500
A long period of abnormally LOW rainfall, especially one that highly affects growing or living conditions.
What is a drought?
500
When this is put on crops, it helps algae grow in streams.
What is fertilizer?
500
Large volcanic eruption that carried ash around the world
What is Mt. St. Helens
500
Teeth that are adapted for eating plants
What is flat teeth that grind food.
500
Tress grow very tall in the rain forest to...
What is get more sunlight?
M
e
n
u