You are an aquatic biologist studying a small lake. the stream that drains into this lake runs by croplands. you are detecting a pesticide called atrazine in the insects and worms that live in the lake, but the predatory birds such as herons and egrets have very high concentrations of atrazine in their blood. the birds prey on the frogs and small fish. what process explains the high atrazine level in the birds?
a. antagonistic interaction
b. persistence
c. chronic effect
d. biological magnification
e. none of these answers
Answers: 2
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Whose work is most likely to be part-time and at several locations? а. physical therapistb. sports physicianc nutritionistd group fitness instructor
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Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used
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Pls ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.
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You are an aquatic biologist studying a small lake. the stream that drains into this lake runs by cr...
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