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Bio
Unit 11-Ecology
| Question | Answer |
|---|---|
| Which biome is Virginia in | Temperate deciduous forest |
| The study of interactions between organisms and their environment | Ecology |
| What is the term for the arrival of the first living organisms into an area | Pioneer species |
| Scavengers feed on what? | Dead animals |
| When energy decreases going up a food change, what happens to toxins? | They increase |
| This order is an example of what type of succession? Lichens, moss, grass, shrub, tree | Primary succession |
| In a relationship, one is helped, the other is not helped or hurt | Commensalism |
| What is the term for what happens with toxins as they move up a food chain? | Biological Magnification |
| What is the term for the population size that an environment can sustain? | Carrying capacity |
| This biome is known for having mostly conifer trees like firs and evergreens. | Boreal Forest/Taiga |
| What type of succession would be where a mining or a forest fire had occurred | Secondary Succession |
| What is the general term for a relationship between two organisms | Symbiosis |
| The role a species plays in a community | Niche |
| What are the four parts of the water cycle? | Evaporation, transpiration, condensation, precipitation |
| What is the term for when the ground is permanently frozen | permafrost |
| The term for an area of land that drains into a body of water | Watershed |
| Why do invasive species often grow exponentially in a non-native ecosystem | No predators |
| Which biome is known for tall grasses, limited trees, and animals like zebras and elephants | Tropical savannah |
| This model represents all possible energy relationships in a community. | Food web |
| A general term for an organism that traps energy from the sun to make its own food | Autotroph/Producer |
| What type of factors are living things | Biotic factors |
| What percent of energy is available to the trophic level in an energy pyramid | 10% |
| What is the term for the evaporation of water from the leaves of plants | Transpiration |
| Name some density-dependent factors: | Food, shelter, water, mating sites |
| What is the term for when we over use a specie for economic purposes | Overexploitation |
| A simple model that shows how energy moves through an ecosystem | Food chain |
| What is the process name of when bacteria change nitrogen into a usable form | Nitrogen Fixation |
| What strategist has slow growth, matures slowly, and reproduces later in life | k-strategist |
| What is the term for when a non-native specie is transported into a new habitat | introduced or invasive species |
| What are the types of trees in a Virginia climax community | Hardwoods – oak, maple, hickory |
| In a relationship, one is helped, the other is hurt. | parasitism |
| Sand/rocks/and soil are what type of factors? | abiotic factors |
| What percent of energy is used by an organism to survive, therefore not available to the next trophic level? | 90% |
| This change in a sequence of species in an area that begins in a place where there was once an ecosystem | secondary succession |
| What does deciduous mean | leaves fall off seasonally |
| Name the 3 factors that we use to talk about populations? | size, density, and dispersion |
| What type of growth curve shows a population being limited by a density dependent factor | logistic growth curve |
| The general term for when one organism preys on another organism. | Predation |
| The place an organism lives. | habitat |
| Lichens are examples of this: | pioneer species |
| Which biome has the greatest biodiversity | tropical rainforest |
| A term for an organism that eats plants only | herbivore |
| What is term for a group of the same species living in the same place | population |
| What type of factors are non-living things | abiotic factors |
| In a relationship, both organisms benefit. | mutualism |
| The term for when there is a stable group of plants and animals at the end of a succession process | climax community |
| What living organism can change nitrogen into a usable form? | bacteria |
| This biome has permafrost. | tundra |
| What are the three ways carbon can get back into the atmosphere? | Combustion, cellular respiration, decomposition |
| This change in a sequence of species in an area that begins in a place without soil or a previous ecosystem | primary succession |
| A biotic or abiotic factor that restricts the existence of an organism in a common environment | limiting factor |
| The amount of organic matter comprising a group of organisms (dry weight) | biomass |
| What type of succession would be where a volcano erupted or a glacier melted | primary succession |
| What 3 factors does a population pyramid show | age, gender, population size |
| What is the formula for growth rate | (birth+imm.) – (death+em.) |
| Name the two decomposers. | fungi and bacteria |
| What is the term for when different species hang out in same area? | community |
| Evaporation is part of what cycle? | water |
| What are the 3 dispersion patterns | random, even, clumped |
| What type of growth curve has a steady increase in population numbers that grows unchecked | exponential growth |
| What strategist has exponential growth, mature rapidly, and reproduce early in life | r-strategist |
| Name density-independent factors: | weather and climate |
| What are the five phases of a basic population curve | Initial growth, exponential growth, steady state, decline, extinction |
| What is process when pollution combines with water vapor to form acid that comes down as precipitation. | acid rain |
| Which biome is characterized by being dry | desert |
| A general term for organisms that eat other organisms to get their energy | consumer/heterotroph |
| A term for an organism that can eat plants and other consumers | omnivore |
| What biome supports most of our agriculture and located in the mid-west of the United States | temperate grasslands |
Created by:
thompsondk
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