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Biology Honors
Ecology Study Guide
Terms to know:
Ecology
Biosphere
Biotic factor
Abiotic factor
Population
Community
Ecosystem
Biome
Habitat
Niche
Predation
Symbiosis
Mutualism
Commensalism
Parasitism
Autotroph
Heterotroph
Herbivore
Carnivore
Omnivore
Detritivore
Trophic level
Food chain
Food web
Biogeochemical cycle
Nitrogen fixation
Limiting factor
Primary succession
Secondary succession
Climax community
Pioneer species
Population density
Density-independent factor
Density-dependent factor
Population growth rate
Carrying capacity
Zero population growth
Demography
primary consumer
secondary consumer
tertiary consumer
producer
decomposer
energy pyramid
photosynthesis
cellular respiration
thylakoid membranes
light dependent reactions
Calvin cycle
glycolysis
Krebs cycle
electron transport chain
Concepts to understand:
Be able to identify biotic and abiotic factors
Be able to identify and/or give examples of competition and predation
Be able to identify and/or give examples of symbiosis: mutualism, commensalism
and parasitism
Be able to interpret and analyze food chains and food webs:
Identify primary, secondary and tertiary consumers and producers
Explain how energy is passed from one trophic level to the next
Calculate how much energy is passed from one trophic level to the next
Predict how an ecosystem will be affected by certain organisms being
Killed off
Be able to interpret an energy pyramid
Be able to place organisms from a food web on an energy pyramid
Be able to describe the key processes that occur in the water cycle, nitrogen
cycle and carbon/oxygen cycle
Be able to complete a diagram of the water cycle, nitrogen cycle and
carbon/oxygen cycle
Be able to identify limiting factors in an ecosystem
Be able to compare and contrast primary succession and secondary succession
Be able to label and explain diagrams of photosynthesis and respiration
Be able to discuss products and reactants of photosynthesis and respiration
Be able to distinguish between these land biomes based on climate and biotic
factors (plants and animals):
Tundra
Coniferous forest (boreal forest)
Temperate deciduous forest
Temperate shrubland (chaparral)
Temperate grassland
Desert
Tropical savannah
Tropical rainforest
Be able to identify density-dependent and density-independent factors and give
examples
Be able to interpret population growth graphs and label lag phase, exponential
growth phase and carrying capacity
Be able to compare the age structure diagrams for nongrowing, slowly growing
and rapidly growing countries
Be able to predict the consequences of continued population growth
Be able to explain human carrying capacity