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Which of the following best describes the role of decomposers in an ecosystem?
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
Shivering warms the body. Sweat (perspiration)
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
structure means part, function means
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
Which of the following is an example of ecological succession?
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
Main function of respiratory system
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
Nutrients (food), waste and other materials are all transported through the body by the
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
Vacuoles in a cell
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
How much energy is transferred up one trophic level of the energy pyramid.
store water, food and waste
10%
cools the body's temperature
job
They break down dead organisms and waste to return nutrients to soil.
exchanges oxygen and carbon dioxide
circulatory (cardiovascular) system
all of these are correct
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