Biology, 27.08.2019 01:00 ghari112345
How does water enter the atmosphere?
a.
liquid water evaporates from lakes when heated by the sun.
b.
frozen water sublimates from ice and snow.
c.
liquid water is lost from tree leaves during evapotranspiration.
d.
all of the above.
Answers: 2
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The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?
Answers: 1
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Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the
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Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases
Answers: 2
How does water enter the atmosphere?
a.
liquid water evaporates from lakes when heated...
a.
liquid water evaporates from lakes when heated...
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