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Unit Vocabulary Review

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 are controls?   Factors not allowed to change during an experiment  
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What is independent variable?   The variable changed by the experimenter on purpose  
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What is dependent variable?   Variable that is being measured; what responds to changes made by the experimenter  
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What is stimulus?   Something that triggers or causes a response  
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What is a response?   A reaction to a specific stimulus  
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What is homeostasis?   The process of keeping things balanced or normal  
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What is respiration?   To breathe  
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What does interact mean?   To work together  
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What does excrete mean?   To push or send out  
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What does contract or contraction mean?   To squeeze or tighten up  
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What does secrete mean?   To release  
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What does exert or exerted mean?   To apply pressure  
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What is a function?   What the organ or system does (its activity)  
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What is a structure?   How something is made or put together  
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