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Science 7 Unit II

Life Science Unit II Quiz I Review

QuestionAnswer
What are the 6 Characteristics of life? 1. Cellular Organization 2. Similar Chemicals 3. Grow & Develop 4. Energy Use 5. Respond to a stimulus 6. Reproduction
What is a cell? The basic unit of life
Organisms may be _____cellular or ______cellular. unicellular & multicellular
Cells are __________ (do a specific job), they work together and build _________, which build _______, which build _________, which build an ORGANISM!!! specialized, tissues, organs, organ systems,
what is the most abundant chemical in cells? Water
What are the four organic molecules? 1.Carbohydrates: 1st energy source ex. sugar/ 2.Lipids: storage energy ex. fat/ 3.Proteins: building material, ex. muscles/ 4.Nucleic Acid: genetic material ex. DNA/RNA/
What is Growth? Growth is the process of becoming larger
What is development? Development is the process of change that occurs during an organism’s life to produce a more complex
What is biotic? living, organic organism
How do organisms use energy? - Used for daily function, growth & repair - Can come in the form of food, photosynthesis, cell respiration - AKA fuel source
What is a stimulus? a change in an organism’s surroundings that causes the organism to react/respond
What is a response? an action or change in behavior - i.e. temperature, light, sound, etc. - For the benefit of their survival
What is reproduction? - The ability to reproduce or produce offspring that are similar to parents - Pass on genetic information
What are the layers of Earth from the center out? Inner Core/ Outer Core/ Mantle/ Lithosphere/ Hydrosphere/ Troposphere/ Stratosphere/ Mesosphere/ Thermosphere/ Exosphere/
What three layers of the Earth are in the Biosphere? Lithosphere/ Hydrosphere/ Troposphere/
What two layers of the Earth are the crust? Lithosphere/ Hydrosphere/
Created by: kolinchakm
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