Ecosystems
_____________ contain all the nonliving and living parts of an environment in a given area.
Ecosystems
All the populations living in an ecosystem at the same time.
Community
One species benefits from the relationship, but the other is neither helped nor harmed.
Commensalism
Organisms that use an outside source, such as the Sun, to produce their own food.
Producers
Resources that can be replenished by natural processes at least as quickly as they are used.
Renewable resources
The nonliving parts of an ecosystem are called...
abiotic factors
What abiotic factor makes up 70% of the Earth's surface?
Water
One species benefits and the other is harmed.
Organisms that cannot make their own food are...
What is the word that describes a variety of living organisms?
Biodiversity
The living parts of an ecosystem are called...
biotic factors
What is an organism/animal called if it feeds on another organism/animal?
Predator
competition
What abiotic factor/thing is the most important for life on earth?
Sunlight
What do we call it when we put harmful resources into an environment?
Pollution
The place within an ecosystem that provides the biotic and abiotic factors an organism needs to survive and reproduce is called...
Habitat
A close, long-term relationship between two species that usually involves an exchange of food or energy.
symbiosis
The name of a living thing that is so small that you can't see it.
Microorganism
What is the name of an animal that feeds on other animals, but no other animals feed on it?
Apex Predator
What is the biggest source of pollution on Earth?
Energy Production (burning fossil fuels: oil, coal, natural gas, gasoline).
All the organisms of the same species living in the same place at the same time.
Population
Both species benefit from this relationship.
Mutualism
This happens when there are too many living things in an environment.
Overpopulation
What is the nutrient that living things need to repair?
Protein
What are the 3 R's for improving the environment?
Reduce, Reuse, Recycle