Ecosystems
Relationships
Energy Pyramid
Resources
Food Webs
100
A group of the same species is known as...
What is a population?
100
The relationship where two organisms live closely together for a period of time is called...
What is symbiosis?
100
A group of species that hold the most energy in an energy pyramid
What is a producer
100
The struggle for resources is called...
What is competition?
100
Organisms that only eat plants are called...
What is an herbivore?
200
The study of the interrelationships of living organisms and their environment is....
What is ecology?
200
The relationship where one organism benefits and the other organism is neither benefited nor harmed is called...
What is commensalism?
200
These type of animals are at the top of the food pyramid. They eat the secondary consumers.
What is a tertiary consumer?
200
The factors in the environment that are non-living
What is an abiotic factor?
200
A network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem.
What is a food web?
300
All the living and non-living things in an area
What is an ecosystem?
300
The relationship where one organism is harmed and the other organism benefits is called...
What is parasitism?
300
What are the organisms that break down dead animals and plants?
What is a decomposer?
300
The four things that animals compete for in nature are...
What are food, water, mates, and territory?
300
These point from the organism being eaten to the organism that eats it in a food web.
What is an arrow?
400
A small fish cleans the mouth of an eel. While it cleans it eats the material for food. This is an example of...
What is mutualism?
400
All the living factors in an ecosystem, like animals and plants.
What is a biotic factor?
400
Those who only eat meat in an ecosystem
What is a carnivore?
500
The group of all the living things in an ecosystem.
What is a community?
500
The relationship between a fox and a rabbit is a ...
What is a predator-prey relationship?
500
The levels within an energy pyramid are called...
What are trophic levels?
500
Which bird beak is best adapted for picking up all the food resources?
What is an eagle?
500
Organisms that eat other organisms are called...
What are consumers?
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