Which of the following statements about biodiversity is true? a. changes to biodiversity always positively affect an ecosystem. b. changes to biodiversity always negatively affect an ecosystem. c. changes to biodiversity can positively and negatively affect on an ecosystem. d. changes to biodiversity never affect an ecosystem.
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Biology, 21.06.2019 17:00
Which of the following is not an example of conflict between related individuals?
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Biology, 21.06.2019 19:00
Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
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Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
Which of the following statements about biodiversity is true? a. changes to biodiversity always pos...
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