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Biotic and Abiotic Questions - All Grades

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Grade 6 Biotic and Abiotic
Grade 9 Biotic and Abiotic
Which of the following is a biotic factor operating within an ecosystem?
  1. The kind of climate in a given region
  2. Carnivores that eat other animals
  3. The concentration of hydrogen gas in the air
  4. The rate of water flow in a body of water
Grade 5 Biotic and Abiotic
Grade 9 Biotic and Abiotic
All of the following are considered to be abiotic factors EXCEPT
  1. moisture
  2. air currents
  3. predators
  4. temperature
  5. light
Grade 9 Biotic and Abiotic
Grade 8 Biotic and Abiotic
Predators can be classified as what type of influence?
  1. living
  2. nonliving
  3. genetic
  4. inorganic
Grade 9 Biotic and Abiotic
Grade 5 Biotic and Abiotic
Grade 7 Biotic and Abiotic
A biotic factor is
  1. non-living parts of an ecosystem
  2. weather
  3. living organisms in an ecosystem
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 9 Biotic and Abiotic
Which of these refers to the biotic factors of an ecosystem?
  1. The idea of two dissimilar organisms living together, as in mutualism, commensalism, amensalism, or parasitism.
  2. Any living part of an environment.
  3. A representation of the number of individual organisms in each trophic level of an ecosystem.
  4. An organism that eats only meat.
Grade 6 Biotic and Abiotic
The biosphere is the part of the earth that contains life. Which of the following is part of the biosphere?
  1. the atmosphere
  2. the earth's surface
  3. part of the earth's crust
  4. the water that covers most of our planet
  5. all of the above
Grade 4 Biotic and Abiotic
Which of the following best describes the types of things make up an ecosystem?
  1. All living and nonliving things
  2. Only living things
  3. Humans and animals
  4. Plants only
Grade 9 Biotic and Abiotic
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