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Cumulative Vocab Test Words

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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Term
Definition
cell   The smallest unit that can perform all life processes and contains all of the materials necessary for life.  
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stimulus   Anything in the environment that causes a response or change in an organism.  
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homeostasis   The process of an organism maintaining a constant and stable internal state in a changing environment.  
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metabolism   The total of all chemical activities that an organism performs.  
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proteins   One of the 5 chemical building blocks of cells that are made up of amino acid subunits and are used to build cells and cellular structures.  
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photosynthesis   The process by which plants make their own food from carbon dioxide, water, and light energy.  
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chlorophyll   The green pigment in plants that absorbs light energy.  
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glucose   The carbohydrate produced from carbon dioxide and water during photosynthesis.  
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cellular respiration   The process by which cells use oxygen to release energy from food.  
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stoma   An opening in a leaf’s epidermis (outer layer) through which gas exchange occurs.  
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