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bio study june 7
| Question | Answer |
|---|---|
| What does emigration mean? | The movement of individuals out of a population |
| Which of the following interactions is an example of symbiosis? | an insect acts as a pollinator for a plant species |
| On average, each American produces 4 pounds of trash each day (1,460 pounds of trash each year). To contain this trash, landfills are constructed. In what way do landfills primarily endanger ecosystems? | On average, each American produces 4 pounds of trash each day (1,460 pounds of trash each year). To contain this trash, landfills are constructed. In what way do landfills primarily endanger ecosystems? |
| What term describes the process in which two or more species evolve in response to each other? | What term describes the process in which two or more species evolve in response to each other? |
| The following table lists characteristics of rainforest biomes.Abiotic factors found in rainforests include... | soil, rain, and mild temperatures. |
| Tropical rainforests are typically found | near the equator. |
| Anything that prevents the species from reaching its biotic potential is called a | limiting factor. |
| What would happen if human activity reduced the rabbit population? | The fox population would decrease. |
| The environment pictured above is most likely part of a ______ biome. | savanna |
| _______ can be defined as a long-term relationship between individuals of different biological species that typically results in a benefit for at least one of the individuals. | Symbiosis |
| Which of the following statements is true of all organisms in every environment? | They must compete for essential resources. |
| Permafrost is a layer of permanently frozen soil found in the ______ biome. | tundra |
| If a disease killed all of the frogs in the above food web, which population would be most directly affected in a negative way? | owls |
| Coral reefs are essential for the survival of other organisms. They provide: | All of the above |
| Examine the energy pyramid below. How does the first level affect the carrying capacity of the ecosystem? | The amount of energy in the first level determines how many animals can be supported on the subsequent levels. |
| Which of the following is an example of predation? | an owl hunts, catches, and consumes a field mouse for energy |
| Ruby-throated hummingbirds are migratory birds that spend the summer in Canada and the northern United States and the winter in Mexico and Central America. | gene flow |
| Decomposers are important to ecosystems because they | return vital nutrients to the environment. |
| A tick living and feeding off a deer is an example of what kind of symbiotic relationship? | Parasitism |
| What can be said about the relationship between species 1 and species 2? | When the population of species 1 increases, the population of species 2 decreases. |
| The total and permanent disappearance of a species from Earth is called | extinction |
| The amount of life that can be supported in a particular ecosystem is limited by which of the following? | I, II, III, and IV |
| Which of the following is an example of a population? | a large clan of meerkats, including their offspring |
| The relationship between the American bullfrog and native frog species in the western United States can best be characterized as ______. | competition |
| According the information shown in the graph, what is the carrying capacity for eastern cottontail rabbits in Red Forest? | 100 |
| A small number of birds, blown off course during migration, find an island and colonize it. This population will most likely experience genetic drift as a result of the | founder effect. |
| Which biome is pictured above? | temperate deciduous forest |
| Over the past generations, there has been a great deal of deforestation to accommodate the increase in the human population. Which statement describes one of the main impacts of deforestation? | decrease in animal populations |
| Theoretically, living organisms are capable of producing populations of infinite size. However, this never occurs because population sizes are limited by _______. | all of these |
| What symbiotic relationship is classified by the symbols +/0 or 😃/😐? | Commensalism |
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