Biology, 24.08.2019 21:30 moutchyjoseph
Which of the following is not a method to determine population size?
a. mark/recapture
b. sampling
c. hypothesis
d. observation
Answers: 2
Biology, 22.06.2019 06:30, suzymott1562
What are two examples of conduction that we use everyday
Answers: 3
Biology, 22.06.2019 12:30, musa79
Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.
Answers: 1
Biology, 22.06.2019 23:00, sanchezp0821
Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective
Answers: 2
Which of the following is not a method to determine population size?
a. mark/recapture
...
a. mark/recapture
...
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