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Unit B OA #1 Review Ecosystems

Quiz by Reagan Josephison

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15 questions
Show answers
  • Q1
    Which of the following is not part of an organism's niche?
    It's colour
    It's habitat
    It's place in the food chain
    Time of day it's most active
    30s
  • Q2
    A transition area between two ecosystems is called...
    niche
    muskeg
    ecotone
    ecology
    30s
  • Q3
    A large geographical region with a specific range of temperatures and precipitation and the organisms that live there is called
    community
    ecosystem
    biome
    ecotone
    30s
  • Q4
    The upper layer of an ecosystem that includes the tops of trees is called..
    muskeg
    permafrost
    canopy
    understorey
    30s
  • Q5
    Alberta's two major biomes are..?
    Taiga and Muskeg
    Taiga and Deciduous Forest
    Tundra and Grassland
    Taiga and Grassland
    30s
  • Q6
    The zone of a lake where there is open water and sufficient light for photosynthesis to occur is called..?
    littoral zone
    profundal zone
    limnetic zone
    photosynthetic zone
    30s
  • Q7
    Which of the following is not an abiotic factor that affects terrestrial ecosystems?
    Soil
    Sunlight
    Competition for Food
    Water
    30s
  • Q8
    Which of the following is not an abiotic factor that affects aquatic ecosystems?
    Seasonal Variation
    Chemical Environment
    Temperature & Sunlight
    Bacteria
    30s
  • Q9
    The maximum number of offspring that a species could produce with unlimited resources is called..
    carrying capacity
    breeding frequency
    biotic potential
    birth potential
    30s
  • Q10
    Which of the following is an abiotic factor that causes a population to increase?
    low number of predators
    too cold or too warm
    favourable temperature
    sufficient food
    30s
  • Q11
    Which of the following is a density-independent factor?
    food shortage
    drought
    disease
    increased predation
    30s
  • Q12
    The forestry practice that involves the removal of all trees in an areas for use in timber or pulp is called
    clear cutting
    selective cutting
    prescribed burns
    slash and burn
    30s
  • Q13
    An oligotrophic lake is one that has low nutrient levels
    False
    True
    30s
  • Q14
    The Law of The Minimum states that..
    the smallest organism is the one that will survive as it needs the least resources
    the nutrient in greatest supply is the one that limits growth
    an organism can survive within a particular range of an abiotic factor
    the nutrient in least supply is the one that limits growth
    30s
  • Q15
    Competition within a species is referred to as
    internal competition
    inside competition
    intraspecific competition
    interspecific competition
    30s

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