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Unit 2 review

  •  English    20     Public
    Populations and ecosystems
  •   Study   Slideshow
  • What kind of teeth do herbivores have?
    Large, sharp incisors and large molars, small or no canines
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  • What describes humans?
    They are omnivores
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  • Monarch butterflies are poisonous and viceroy butterflies aren't, yet both look very similar, why?
    Viceroy evolution resulted in mimicry of monarchs
  •  15
  • What componets make up an environment?
    Abiotic and biotic factors
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  • When a species becomes overpopulated in an ecosystem, some animals will survive, some will die, and some ___.
    Migrate
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  • When the number of a species goes beyond what the area they live can support, it is called ____.
    Overpopulation
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  • What term is used to describe a group of rabbits of the same species that live together in the same forest at the same time?
    Population
  •  15
  • Mammals are consumers. True or false?
    True
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  • Without bacteria, nothing else on Earth could live. This is primarily true because of the role they play in ____.
    Decompostion
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  • Herbivores belong in which tropic level of the energy pyramid?
    Primary consumers
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  • Camouflage is an adaptation that can be useful to both predators and prey. True or false?
    True
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  • What cactus feature is an adaptation that protects it from predators?
    Spines(Needles)
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  • Based on the figure, in which zone would you find animals, but no plants or algae?
    Abyssal zone
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  • what are some differnt types of herbivores?
    Deer, rabbits, cows, sheeps, pandas
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  • What are some different types of carnivores?
    Foxes, fish, wolves, frogs, toads
  •  15
  • What is a biotic factor?
    Living things in ecosystems
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