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biology - chapter 3

some flashcards too study for the bio chap 3 test!

QuestionAnswer
Ecology The study of interactions of organisms and between organisms as well as physical environment.
Biotic Living organisms in the environment.
Abiotic Non-living things in the enviroment.
Organism Individual living thing
Population All individuals of a species in a given area
Community All species living in a given area
Ecosystem All of the biotic and abiotic factors in a given area
Biome A biographical unit consisting of a biological community that formed a response to the physical environment
What are the three main methods of gathering ecological data? Observation, Experimentation, Models
Name the four global systems Atmosphere, Biosphere, Hydrosphere, Geosphere.
Atmosphere Layer of gas and suspended solids extending from earth
Biosphere Areas of earth where most life exists
Hydrosphere All of earth's water
Geosphere All of the rocks and minerals that make up earth.
Species A group of organisms that breed and produce offspring
What factors can be both abiotic and biotic Soil, air, Etc
Tropical Rainforest Low nutrient soil, warm year-round, year-round precip
Tropical Dryforest High nutrient soil, seasonal precip, warm year round
Tropical Grassland Low nutrient soil, warm year round, seasonal precip
Temperate Grassland Low nutrient soil, seasonal precip, warm summers, cool winters
Temperate Woodland High nutrient soil, year round precip, warm summers cool, winters
Temperate Forest High nutrient soil, warm summers cool winters,
Desert Low nutrient soil
Taiga Low nutrient soil
Tundra Low nutrient soil
Marine 3% salt content
Photic Zone Light, photosynthesis, warmer,
Aphotic Zone Dark,
Freshwater > 0.5% salt content
Estuary where a river meets the sea
Is Athlete's foot biotic or abiotic? biotic
is hair biotic or abiotic? biotic
sunlight, carbon dioxide, water vapor, and methane cause what? The Greenhouse effect
uneven heat distribution causes what? polar winds/ocean currents
smaller angle equals what? cooler weather
Created by: applebeea
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