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biology -jenika-

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
what in the environment can filter out poisons in the water?   draining wetlands  
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birth rate is an example of what factor ?   biotic factor  
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what is it called when population neither increases or decreases?   equilibrium  
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whats a glucose?   a type of sugar  
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what makes up acid rain?   sulfuric acid and nitric acid  
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what percentage does ozone layer reflects for the U.V rays back into space?   30%  
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the warming of the earth is called what effect ?   global effect  
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whats aerobic?   a process that uses oxygen  
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what type of energy gets trapped by the greenhouse gases?   infrared  
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what protects the leaf and makes it waterproof?   waxy cuticle  
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Created by: jenika
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