Energy Flow
Characteristics of Ecosystems
Biomes
100
The first organism in a food chain is always a __________.
What is a producer.
100
A species is a group of similar organisms that ________________.
What is "can mate with each other and produce fertile offspring."
100
A group of land ecosystems with similar climates and organisms is called a(n) _______________.
What is a Biome
200
The many overlapping food chains in an ecosystem make up a(n)
What is "a food web."
200
A diagram that shows the amount of energy that moves from one feeding level to another in a food web is called a(n) ____________.
What is a food chain.
200
Which biome receives less than 25 centimeters of rain per year?
What is the desert
300
In an energy pyramid, which level has the most available energy?
What is "the producer level."
300
The number of different species in an area is referred to as its _______________.
What is biodiversity.
300
Which biome is extremely cold and dry?
What is the Tundra
400
An organism that eats wastes and dead organisms is a ___________.
What is a decomposer.
400
An area that is occupied and defended by an animal or group of animals is called a ____________.
What is a territory.
400
The place where an organism lives and that provides the things the organism needs is called its _____________.
What is habitat.
500
An organism that gets it's energy by consuming, or eating, other organisms is called a _______________.
What is a consumer.
500
The study of where organisms live is called _____________.
What is ecology.
500
Overall weather in an area over a long period of time is called ___________.
What is climate.
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