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S.G. notes
Throphic reading 7.1 & 36.1
| Question | Answer |
|---|---|
| Energy | the strength and vitality required for sustained physical or mental activity. |
| procedures | an established or official way of doing something |
| Auto troph | an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide |
| primary consumers | Animals that eat only plants |
| consumers | organisms that eat other organisms |
| omnivores | an animal or person that eats food of both plant and animal origin |
| carnivore | an organism that only eats meat |
| heterotrophs | organisms that eat other organisms |
| decomposers | organisms that feed on dead corpse for energy Example mushrooms and other fungi |
| trophic level | feeding levels |
| chloroplast | organelle found in some plant cells and certain unicellular organisms where photosynthesis takes place |
| chlorophyll | pigment that gives a chloroplast its green color; uses light energy to split water molecules during photosynthesis |
| calvin cycle | cycle in plants that makes sugar from carbon dioxide, H+ ions, and high-energy electrons carried by NADPH |
| light reactions | chemical reactions that convert the sun's energy to chemical energy; take place in the membranes of thylakoids in the chloroplast |
| photosynthesis | he process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. |
| thylakoid | disk-shaped sac in the stroma of a chloroplast; site of the light reactions of photosynthesis |
| stroma | thick fluid contained in the inner membrane of a chloroplast |
| primary productivity | rate at which producers in an ecosystem build biomass |
| energy pryamid | diagram representing energy loss from one trophic level to the next |
| biomass pyramid | iagram representing the biomass in each trophic level of an ecosystem |
| pyramid of numbers | representation of the number of individual organisms in each trophic level of an ecosystem |
| kinetic energy | energy of motion |
| calorie | amount of energy required to raise the temperature of 1 g of water 1°C |
| potential energy | energy stored due to an object's position or arrangement |
| ATP | |
| Thermal energy | total amount of energy associated with the random movement of atoms and molecules in a sample of matter |
| chemical energy | potential to perform work due to the arrangement of atoms within molecule |
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