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6.1-6.3 Ecology & Energy in Ecosystems
6.4 Population Growth & Carrying Capacity
6.5-6.6 Ecological Niches & Succession
6.7 Human Impacts on Ecosystems
Miscellaneous
100
This is any non-living, physical part of an ecosystem which can influence organisms.
What is an abiotic factor?
100
With unlimited resources, a population will grow ________.
What is exponentially?
100
Secondary succession begins with a stable ecosystem which is destroyed by this.
What is a natural disaster such as fire, hurricane, flood, etc?
100
As the human population increases, the need for these increases.
What are resources?
100
In a food web, a fungus is an example of this.
What is a decomposer?
200
In a food web, a lion would be considered this.
What is a carnivore, secondary consumer, or heterotroph?
200
When more people die in a population than are born, that population will _____.
What is decrease?
200
Primary succession begins with this.
What is bare rock or without soil?
200
This renewable energy source uses the energy of the sun to generate electricity.
What is solar?
200
This is a group of organisms capable of interbreeding and producing fertile offspring.
What is a species?
300
In a food web, these organisms "eat first."
What are primary consumers or herbivores?
300
The definition of carrying capacity.
What is "the maximum number of individuals of a species that an ecosystem can support"?
300
Ticks or lice are examples of this type of interaction where one species benefits while the other is harmed.
What is parasitism?
300
Burning fossil fuels is contributing to this big human impact.
What is climate change?
300
These are the outputs of photosynthesis.
What are glucose and oxygen?
400
These are two names used to describe organisms which make their own energy through photosynthesis.
What are autotrophs/producers?
400
This is the average estimated human carrying capacity.
What is 10-15 billion?
400
This is the interaction when a primary consumer eats producers.
What is herbivory?
400
Cutting down a large population of trees to build roads or buildings would lead to this for the ecosystem.
What is habitat loss?
400
This happens when two different species try to occupy the same ecological niche.
What is competition?
500
This is an area of similar climate which contains different ecosystems and communities of organisms.
What is a biome?
500
These are reasons that humans have raised our carrying capacity.
What are farming, medicine/vaccines, sewage/sanitation, OR living almost anywhere?
500
This is a relationship in which one organism benefits and the other is neither helped nor harmed.
What is commensalism?
500
Bringing your own bags to the grocery store would reduce this human impact on ecosystems.
What is consumption of resources/pollution.
500
This is any relationship in which two species live closely together.
What is symbiosis?