Producers
Consumers
Food chains and webs
Carbon Cycle
Nitrogen Cycle
100
What do primary consumers eat?
Plants only.
100
What is a consumer?
An organisms that eat other organisms are consumers.
100
What is a food chain?
A food chain is a way of showing how the energy from food moves through populations of organisms in a community.
100
What is the Carbon Cycle?
The Carbon Cycle is the reported movement of carbon between Earth's atmosphere and organisms.
100
What is the process of combining nitrogen with other elements in order to make usable compounds called?
Nitrogen fixation
200
What do secondary consumers eat?
Organisms that eat plants and animals that eat primary consumers.
200
What consumer eats only plants?
Primary consumers or herbivores.
200
What is a Food Web?
A Food Web is a way of showing how food chains are related.
200
Define "fossil fuel."
Fossil Fuel is nonrenewable energy source formed from the remains of plants and animals that lived and died long ago.
200
What is the Nitrogen Cycle?
The Nitrogen Cycle is the repeated movement of nitrogen compounds between the atmosphere, the soil, and living organisms.
300
What do tertiary consumers eat?
Tertiary consumers eat primary and secondary organisms.
300
What consumers eat only meat?
Carnivores eat only meat.
300
A Food Chain should have no more than how many links?
There should be five links or fewer.
300
What is deforestation?
Deforestation is the excessive cutting down of forests.
300
Where do plants get nitrogen from?
The soil.
400
What is the difference between a Primary consumer and a Tertiary consumers?
Primary consumers eat plants only and Tertiary consumers eat Primary and Secondary consumers.
400
What is a decomposer?
Organisms that break down the wastes or remains of organisms are decomposers.
400
What type of organism is always the first link in a food chain?
The first link in a food chain is a Producer.
400
What do decomposers break down from the atmosphere?
Decomposers break down the bodies of all organisms once they die.
400
How do animals get their nitrogen?
Animals get nitrogen from the plants and animals they eat that have also eaten plants.
500
What kind of consumer are humans?
Humans are Tertiary consumers.
500
What do scavengers eat?
Scavengers eat animals that have died or been killed by other animals.
500
Why is there less energy at the end of a Food Chain?
Each consumer or link loses energy through activities such as searching for food or escaping from predators.
500
What is deforestation?
Deforestation is the excessive removal of trees.
500
List two nitrogen fixing plants.
1. Beans 2. Peas 3. Peanuts
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