Atmosphere test- biodiversity section
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how do abiotic factors influence biotic factors?
some biotic factors depend on abiotic factors.
what is the difference between weather and climate?
weather is the conditions of the atmosphere over a short time period; climate is over a longer period of time.
list the levels of organization from smallest to the largest & give an example of each.
• organism- individual • population- one type of species • community- biotic factors • ecosystem- abiotic factors • biome- specific ecosystem • biosphere- all life on earth
what starts the energy in the ecosystem?
the sun
what is the formula for photosynthesis?
co2+h2o+light energy>o2+glucose+h20 carbon dioxide, water and light = oxygen, sugar and water
what is biodiversity?
the variety of life in the world or in a particular habitat/ecosystem.
what three things determine biodiversity?
ecology, species, and genetics
what threatens biodiversity?
deforestation, pollution, exploitation of resources, etc.