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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 basic unit of life  
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Ecology   The study of organisms and their interactions with the environment  
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Population   Multiple of the same species living in the same area, at the same time  
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Catalyst   Speeds up chemical reactions  
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Alexander Fleming   Discovered Penicillin  
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Carrying Capacity   Maximum amount of individuals an ecosystem can sustain  
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Biosphere   Portion of Earth that supports life  
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Ecosystem   Made up of the organisms and nonliving things in an area  
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Biotic Factors   All living organisms in an environment  
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Abiotic Factors   All nonliving things in an environment  
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Niche   An organism's role in it's ecosystem  
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Carbon   A part of all organic compounds  
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Condensation   Water in the air changes from a gas to tiny droplets of liquid  
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Precipitation   Water returns to Earth as rain or snow  
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Nitrogen   A nutrient that organisms need to produce proteins  
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Saturated and Unsaturated Fats   Lipids  
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DNA   Made of amino acids  
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Nitrogen Fixation   Nitrogen is captured and converted into a form that is usable by plants  
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Ecological Succession   One community replaces another community over time  
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Secondary Succession   One community replaces another community after it is destroyed  
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Climax Community   Mature community that developes in secondary succession  
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Pasteur   Demonstrated that the theory of spontaneous generation was incorrect  
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Remak   Discovered cell division  
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Leeuwenhoek   Discovered microscopic living creatures in water  
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Spontaneous Generation   The idea that could spring forth from inanimate matter  
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Brown's Orchids   Caused the discovery of the nucleus  
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Brown   Made contributions to atomic theory and cell theory  
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Schwann   Discovered animal cells  
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Two Classes of Natural Resources   Renewable and nonrenewable  
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Three Types of Diversity   Genetic,species,and ecosystem  
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