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Ecology Questions - All Grades

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Grade 6 Food Chains and Webs
Grade 5 Communities, Populations, and Ecosystems
Grade 9 Food Chains and Webs
An autotroph is a                                      ?
  1. an organism that makes its own food
  2. an organism that eats other organisms
  3. an organism that eats decaying matter
  4. none of the above
Grade 4 Food Chains and Webs
Grade 9 Biotic and Abiotic
Grade 11 Food Chains and Webs
What is the name for an organism that eats only plants?
  1. carnivore
  2. detrivore
  3. herbivvore
  4. omnivore
Grade 3 Food Chains and Webs
An herbivore is animal that
  1. only eats fruit.
  2. only eats meat.
  3. only eats plants.
  4. only eats plants and meats.
Grade 5 Food Chains and Webs
Grade 5 Food Chains and Webs
Grade 11 Biogeochemical Cycles
Grade 5 Food Chains and Webs
Grade 9 Communities, Populations, and Ecosystems
Which of these refers to a niche?
  1. An environmental factor that tends to limit population size.
  2. n increase in the Earth's average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect.
  3. Unique living arrangement of an organism defined by its habitat, food sources, time of day it’s most active, and other factors.
  4. None of the above
Grade 9 Biotic and Abiotic
Which of these refer to the biotic factors of an ecosystem?
  1. The living together of two dissimilar organisms, as in mutualism, commensalism, amensalism, or parasitism.
  2. Any living part of an environment.
  3. Representation of the number of individual organisms in each trophic level of an ecosystem.
  4. An organism that eats only meat
Grade 9 Biotic and Abiotic
Which of these describes the abiotic factors of an ecosystem?
  1. An umbrella term describing the complete process by which habitat loss results in the division of large, continuous habitats into a greater number of smaller patches of lower total area, isolated from each other by a matrix of dissimilar habitats, and is not just the pattern of spatial arrangement of remaining habitat.
  2. A species that historically lives in one place, but that has been moved to a new geographic location due to human interference.
  3. An environmental factor that tends to limit population size.
  4. Nonliving physical or chemical condition in an environment.
Grade 5 Biotic and Abiotic
Grade 5 Food Chains and Webs
Which best describes the role of a producer in an ecosystem?
  1. A producer supplies light for the consumers in the ecosystem.
  2. A producer supplies water for the consumers in the ecosystem.
  3. A producer supplies oxygen for the consumers in the ecosystem.
  4. A producer supplies energy for the consumers in the ecosystem.
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