Chapter 4 APES Word Scramble
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Question | Answer |
Atmosphere | thin envelope of air around the planet |
Troposphere | the inner layer, extends about 11 miles above sea level but contains must of the earth's air 78% nitrogen 21% oxygen |
hydrosphere | contains earths liquid water, ice, water vapor, in the atomosphere |
Lithosphere | earths crust and upper mantle |
Biosphere | portion of earth in which living organisms exsist and interaction, contains most of the hydrosphere and lower part of atmosphere and lithosphere |
3 interconnected factors that life on earth depends on | energy from the sun, cycling of matter, gravity |
Biomes | classified terrestrial land porptions of the biosphere |
ecotone | when one ecosystem tends to merge with the next, transitional zone |
Major Abiotic Components in an Ecosystem | Air Nutriets Solar Energy |
Major Biotic Components in an Ecosystem | Plants animals Microorganisms |
Producers | make their own food from compounds obtained from the enviroment |
Consumers | get their energy and nutrients by feeding on other organims or their remains |
Herbivores | feed directly on producers |
Carnivores | Feed on other consumers |
Omnivores | both plants and animals |
scavengers | feed on dead organisms |
detrivores | feed on parts of dead organisms and cast off fragements and waste of living organisms |
detritus feeders | extract nutrtient from partly decomposed organic matter in leat litter, animal poop, and plant debris |
Decomposers | break down dead organisms to get nutrients and release the resutling simple inorganic compounds into the soil and water |
Gross Primary Productivity | the rate at which an ecosystem's producers covert solar energy into chemical energy as biomass |
Net Primary Productivity | What is available for food by other organisms in an ecosystem x=Rate at which producers store chem. energy as biomass- rate at which producers use it |
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