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Biotic and Abiotic Questions - All Grades

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Grade 5 Biotic and Abiotic
Which term describes a part of an environment?
  1. organism
  2. environmental factor
  3. range of tolerance
  4. optimum condition
Grade 7 Biotic and Abiotic
The biosphere is where living things are found.
  1. True
  2. False
Grade 6 Biotic and Abiotic
Which are limiting factors? Select all that apply.
  1. drought
  2. overflowing water sources
  3. weather
  4. hunters
  5. overpopulation
  6. destruction of habitat
  7. leaves falling
Grade 4 Biotic and Abiotic
Soil does not affect where plants can live.
  1. True
  2. False
Grade 12 Biotic and Abiotic
What is the definition of a biotic factor?
  1. nonliving chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems
  2. any living component that affects the population of another organism or the environment
Grade 11 Biotic and Abiotic
Which of these is an abiotic factor?
  1. coral
  2. sea salt
  3. phytoplankton
  4. bactrea
Grade 9 Biotic and Abiotic
Which feature is a biotic factor in an ecosystem?
  1. soil
  2. atmosphere
  3. temperature
  4. number of producers
Grade 9 Biotic and Abiotic
Plants, animals, and microbes are all examples of
  1. abiotic factors.
  2. biotic factors.
  3. biomes.
  4. niches.
Grade 9 Biotic and Abiotic
What are the two most significant abiotic factors that influence life in a biome?
  1. temperature and precipitation
  2. temperature and pressure
  3. temperature and latitude
  4. latitude and longitude
Grade 9 Biotic and Abiotic
Which is not a need of an organism?
  1. food
  2. shelter
  3. species
  4. water
Grade 9 Biotic and Abiotic
A limiting factor that affects all population in similar ways, regardless of population size, is
  1. niche-independent.
  2. density-dependent.
  3. habitat-dependent.
  4. density-independent.
Grade 9 Biotic and Abiotic
Which of the following elements is a biotic factor in a California desert?
  1. horned lizard
  2. hot temperature
  3. low rainfall
  4. polar bear
Grade 9 Biotic and Abiotic
Aquatic ecosystems are divided into zones based on two basic limiting factors:                          
  1. nutrients and oxygen.
  2. nutrients and sunlight.
  3. temperature and oxygen.
  4. temperature and sunlight.
Grade 9 Biotic and Abiotic
Which is a biotic factor in a Maryland pine forest ecosystem?
  1. bacteria
  2. nitrogen
  3. rainfall
Grade 9 Biotic and Abiotic
What level of the ecological systems of organization includes both living and nonliving factors?
  1. individual
  2. community
  3. ecosystem
  4. population
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