Unit B Cumulative Assessment Practice
Quiz by Melissa Zuk
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24 questions
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- Q1Which of the following best defines ecology?the study of how the biosphere interacts with the lithosphere, hydrosphere, and atmospherethe study of how organisms interact with their abiotic environmentthe study of how organisms interact with their biotic environmentthe study of how organisms interact with their living and non-living environment30s
- Q2Which of the following best describes an ecotone?area where we see competition between speciesarea where we see the least amount of growth in an ecosystemanother term used to describe a species nichearea between the borders of two ecosystems30s
- Q3Why are ecotones important to species survival?They attract invasive species which leads to a greater threat of extinctionThey create interspecies competition which leads to a greater threat of extinctionThey provide alternative food sources, which protects organisms from extinctionThey create intraspecies competition which leads to a greater threat of extinction30s
- Q4What are the 4 descriptors included when describing an organisms Niche?place in the food web, habitat, interspecies relationships, and time of day it is most activeplace in the food web, habitat, feeding area, and time of day it is most activeplace in the food web, habitat, breeding area (range), and time of day it is most activeplace in the food web, ecotone, breeding area, and time of day it is most active30s
- Q5Niches reduce _______________________________ between organisms living in the same area.competition30s
- Q6What is a Biome?large geographical region with a specific range of temperatures and precipitation, and the organisms that are adapted to those conditions of temperature and precipitationlarge geographical region with a specific range of temperatures and precipitationlarge geographical region that includes the interactions between the abiotic and biotic limiting factorslarge geographical region with a specific range of organisms that are adapted to those conditions30s
- Q7Alberta's two major biomes include taiga and ________________.grassland30s
- Q8What are Canada’s four major terrestrial biomes?taiga, grassland, tundra and rainforesttaiga, grassland, tundra and temperate deciduous foresttaiga, alpine, tundra and temperate coniferous forestSavanna, grassland, tundra and temperate deciduous forest30s
- Q9The region of a lake beneath the limnetic zone, in which there is insufficient light for photosynthesis to occur is termed the ____________ zone.profundal30s
- Q10The upper layer of vegetation in a forest is the _________.canopy30s
- Q11The layer below the canopy layer, usually shrubs and smaller trees is termed the ___________.understory30s
- Q12_____________ is permanently frozen soil.subsoilbedrockpermafrostlitter30s
- Q13soil above the permafrost that is swampy or boggy in summermuskeglittersubsoilbedrock30s
- Q14_________________ is the average conditions of temperature and precipitation, which is one of the main factors that determines biomes.climatebiomeweathertemperature30s
- Q15Lake dynamics vary depending on what 3 factors?light, water temperature, oxygen levelslight, pH, carbon dioxide levelssoil, pH, carbon levelslight, moisture, phosphorous levels30s