In a population graph...you can expect the population of predators to show an increase when the population of prey shows a ________________.
decrease (more predators to eat, less prey available and vise versa)
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15
What is the difference between a habitat and niche?
Habitat is where the organism lives (gets water, food, shelter, space). Niche is the role the organism plays within their environment (producer, consumer).
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15
In what trophic level on the energy pyramid do you find a primary consumer?
the second
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15
In a marine ecosystem, how is phytoplankton (producers) beneficial to humans?
they feed the organisms such as fish (consumers) that we eat
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15
This biome is characterized by humid, wet weather, near the equator and very biodiverse.
Tropical Rainforest
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15
What type of relationship exists if a hawk and a snake both eat mice?
competition (for food)
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15
Name 3 biotic factors in the rainforest.
trees, parrot, snake,
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boom
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fairy
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fairy
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baam
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15
How can you explain the energy transfer within an ecosystem?
inefficient- a great loss from one trophic level to another
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15
Name a top predator that would be at the top of an energy pyramid.
Any large carnivore...hawk, coyote, wolf (Apex predator)
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15
In this aquatic biome, salt and freshwater mix.
Estuary
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15
This biome is dry and very cold. The coldest in the world. The ground is permanently frozen.
Tundra
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baam
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rocket
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gift
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lifesaver
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This biome allows for very little to no growth. Only lichen and moss can survive the harsh environment (cold desert)..
Tundra
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monster
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gift
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rocket
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thief
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15
Describe the symbiotic relationship of commensalism.
In commensalism one organism benefits from the relationship and the other is unaffected (doesn't care, isn't harmed or doesn't benefit).
