Weathering and Erosion Oh Deer! Food Chains and Food Webs More Food, Please! Ecosystems
100
By freezing within cracks of rock.
Ice causes the weathering of rock by _________.
100
Water, shelter, food, space
What are the four basic things that every living thing needs?
100
The sun
Every food chain begins with __________________.
100
Herbivore
A living thing that only eats plants
100
Biotic
A living thing
200
It expands
When ice freezes, what happens to it?
200
There will not be enough resources to go around. BONUS: What will then happen to the deer?
If there are too many deer in one habitat, what will happen to the resources in that area?
200
Producer
A living thing that gets it's energy from the sun
200
Decomposer
An earthworm is an example of a __________.
200
Abiotic
A nonliving thing
300
Weathering
The breakdown of rock into sediment
300
Camoflauge
When an animal can change it's appearance in order to be successful in it's habitat
300
Carnivore
A living thing that only eats meat
300
Answers vary - fish, berries
What might give it's energy to a bear?
300
Answers vary
Describe an interaction between a biotic component and an abiotic component
400
A rapid change
A volcanic eruption is what type of change to the Earth?
400
An adaptation
A physical trait of an organism that will help make it successful in it's habitat
400
Omnivore
A living thing that eats both meat and plants
400
A decomposer breaks down dead things and returns its nutrients and energy to the soil
What is the job of a decomposer?
400
A place where biotic and abiotic components interact
What is an ecosystem?
500
Weathering breaks down rocks and erosion carries the broken pieces away
How do weathering and erosion work together?
500
They will greatly increase. BONUS: What will happen after the populations increase?
If there are lots of resources (basic needs) in one habitat, what will happen to the animal populations in that area?
500
Sun-->grass-->bunny-->snake-->eagle-->bacteria
Put this food chain in order: bunny, grass, snake, sun, eagle, bacteria
500
A food chain shows only one path of energy. A food web has many paths of energy.
How is a food web different from a food chain?
500
Savannah, tropical rainforest, temperate forest, desert, marine, freshwater, taiga, tundra
Name at least 3 biomes that we studied






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