The Compounds of Life Quiz
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| atom | smallest particle of an element that keeps the chemical identity of that element.
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| lipids | energy-rich compounds that include fats, oils, and waxes.
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| cholesterol | a lipid found in animal products that can lead to coronary artery disease.
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| carbohydrates | energy-rich compounds such as starch, glucose, and sucrose.
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| starch | plants store energy as large carbohydrate molecules.
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| elements | 92 of them make millions of different compounds.
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| pH scale | the amount of acid or base in water
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| water | excellent solvent that is capable of dissolving almost everything.
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| proteins | made of smaller molecules called amino acids.
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| carbon | makes most of the compounds that make up life.
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| carbon, oxygen, and hydrogen | are the most abundant atoms in living organisms.
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| DNA | nucleic acid that contains the information cells need to make proteins
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| proteins | hair, fingernails and skin
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| starch | rice, potatoes, and bread
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| dark zone | sunlight does not reach this area of the ocean. few organisms live here
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| habitat | a place where an organism lives
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| element | simplest form of matter
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| water | supports life because 1. it dissolves just about anything 2. has a high specific heat 3. stays liquid at a wide range of temperature
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| product | what the react molecules make (is shown after the arrow in a chemical formula).
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| reactant | molecules combined to make a product (before the arrow in the chemical formula).
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| chemical reaction | rearranging atoms in one substance into a new substance
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| photosynthesis | water + carbon dioxide ---> glucose + oxygen
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| compound | 2 or more different ELEMENTs that are chemically joined
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| molecule | group of two or more ATOMs joined together chemically
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| water | 2 hydrogen atoms + 1 oxygen atom
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
solgarcia
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