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Ecology Quiz

Quiz by Krissya Carranza

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15 questions
Show answers
  • Q1
    In a forest, two trees are growing next to each other. Which of the following describes two natural resources that both trees compete for in this area?
    Root length and strength
    Sunlight and water
    Access to nesting birds and insects
    Cellular structure and function
  • Q2
    When two species with similar needs share a habitat with limited resources, the likely outcome is that -
    both populations will increase
    the resources will increase over time
    new populations will enter the habitat
    the organisms will compete for the resources
  • Q3
    Competition occurs when -
    resources are abundant and population density is low
    the habitat is large and populations are spread out
    niches overlap and population numbers are high
    all populations in an ecosystem occupy different niches
  • Q4
    Three-toed tree sloths are mammals which live in the jungle trees of Central and South America. The majority of a sloth’s diet consists of leaves and buds from trees. As rainforest habitats are being destroyed, how will these organisms most likely be affected?
    A cave dwelling population will appear
    Some sloths will start to hibernate
    The sloth population will likely decrease
    Most sloths will become carnivores
  • Q5
    Snowshoe hares are related to rabbits and live in cold regions. In warm weather, they have a brown coat and spend many hours feeding on vegetation. To avoid predators they either remain still and try to blend into their habitat, or use their powerful hind legs to flee. What change brought about by the winter season would help these animals avoid predators in the snowy climate?
    They spend more of the day sleeping.
    Their brown fur changes to white.
    Their bodies slow down and require less food.
    They must search longer to find vegetation.

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