Friday, January 29, 2010

biology window panes for Wednesday

Biology terms:
Window pane terms 2:
1. Photosynthesis- the process of making food (glucose) using sunlight.
2. Autotrophs- organisms that make their own food using photosynthesis.
3. Heterotrophs- organisms that have to consume other organisms to obtain the energy they need to survive.
4. Consumers- organisms that have to eat other organisms
5. Producers- organisms that make food for other organisms
6. Individual- one member (organism) of a particular species.
7. Population- all of the members of a particular species
8. Community- all of the different types of living organisms in a given area
9. Ecosystem- all of the living and non-living things in a given area
10. Omnivore- organism that eats plants and animals for its energy needs
11. Herbivore- organism that only eats plants for its energy needs
12. Carnivore-organism that only eats animals for its energy needs
13. Detritivore- organism that eats dead things for its energy needs
14. Decomposer- organism that breaks organic matter down into its basic elements.
15. Biomass- the weight of organic matter in a given area.
16. Abiotic factors- non-living things that exist and play a role in an organism's environment.
17. Biotic factors- living things in the environment
18. Symbiosis- a close relationship between two organisms
19. Limiting factors- anything that contributes to the survival and reproduction of an organism, therefore if there is not enough of it, the population will decrease. (water, food, habitat are examples)
20. Carrying capacity- the maximum amount of organisms that can live in an area. (note: this is usually determined by the limiting factors in an environment)