Which of the following is the best definition of a pollutant?
a. a natural resource that human...
Biology, 26.08.2019 05:30, nikoidurrant
Which of the following is the best definition of a pollutant?
a. a natural resource that humans overuse
b. a human activity that destroys habitats
c. a harmfal substance released into the environment
d. a species that humans introduce into an ecosystem
Answers: 2
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Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?
Answers: 1
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How much does one sucrose molecule weigh in grams?
Answers: 2
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