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Which are examples of nonliving elements of an ecosystem?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
Where does all food energy come from?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
Which is not an example of interaction in an ecosystem?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
Why are there fewer tertiary consumers than producers in an ecosystem?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
The organisms below are all decomposers except
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
What trophic level is a maple tree?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
What is a symbiotic relationship?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
What are primary consumers?
the sun
Water from a lake evaporates, forms clouds, and rains back down to earth.
A relationship between two organisms of different species where each organism benefits from the partnership.
producer
Moss
organisms that eat plants
rocks, soil, lakes, sunlight, rain
They need to eat a high number of other consumers to get enough energy; energy is lost at each trophic level.
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