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Eighth Grade (Grade 8) Ecology Questions

You can create printable tests and worksheets from these Grade 8 Ecology questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 8 Communities, Populations, and Ecosystems
Grade 8 Biotic and Abiotic
Select the letter of EACH choice that is a biotic factor in a prairie dog ecosystem.
  1. grass and other plants that the prairie dog eats
  2. hawks, ferrets, and other animals that hunt prairie dogs
  3. the soil that provides the prairie dog with a home
  4. worms, fungi, and bacteria that also live in the soil
Grade 8 Communities, Populations, and Ecosystems
What are the five levels of environmental organization from largest to smallest?
  1. biosphere, ecosystem, community, population, organism
  2. ecosystem, biosphere, population, organism, community
  3. biosphere, population, ecosystem, community, organism
  4. biosphere, ecosystem, population, community, organism
Grade 8 Food Chains and Webs
Grade 8 Food Chains and Webs
In a deciduous forest insects, birds, rodents, and deer are known as the
  1. tertiary consumers.
  2. secondary consumers.
  3. primary consumers.
  4. none of the above
Grade 8 Communities, Populations, and Ecosystems
Grade 8 Food Chains and Webs
Select the letter of EACH sentence that is true about a food web.
  1. Producers are at the top of the food web.
  2. All first level consumers are carnivores.
  3. Second level consumers may be carnivores or omnivores.
  4. An organism may play more than one role in a food web.
Grade 8 Conservation and Biodiversity
Grade 8 Biotic and Abiotic
Grade 8 Communities, Populations, and Ecosystems
Which would be a biological indicator for an ecosystem?
  1. pH levels going up in a local pond
  2. turbidity levels going down in a river
  3. trout populations increasing in a local river
  4. none of the above
Grade 8 Food Chains and Webs
Choose EACH sentence that is true about an energy pyramid.
  1. The greatest amount of energy is available at the producer level.
  2. At each higher level of the pyramid, there is more energy available.
  3. About half the energy at one level is transferred to the next.
  4. Most food webs have only three or four feeding levels.
Grade 8 Biomes
In a deciduous forest
  1. ferns and wild flowers are abundant.
  2. there is ample food for deer and smaller animals.
  3. many birds migrate southward when winter comes.
  4. none of the above
  5. a, b, and c
Grade 8 Food Chains and Webs
Which of these would be a primary consumer?
  1. A meat-eater that eats primary consumers
  2. A meat-eater that eats tertiary consumers
  3. A meat-eater that eats autotrophs
  4. A meat-eater that eats secondary consumers
Grade 8 Food Chains and Webs
Which best describes the purpose of a food chain?
  1. shows what organisms eat which foods
  2. shows the importance of the sun's energy
  3. predator/prey relationships between organisms
  4. shows transfer of energy between trophic levels
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