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Communities, Populations, and Ecosystems Questions - All Grades

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Grade 9 Communities, Populations, and Ecosystems
The study of organisms' interactions with their surroundings is
  1. abiotic
  2. ecology
  3. sociology
  4. microbiology
  5. geology
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Which of the following is NOT considered to be a density-dependent factor?
  1. Competition
  2. Predation
  3. Commensalism
  4. Parasitism and disease
Grade 9 Communities, Populations, and Ecosystems
Grade 8 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Grade 3 Communities, Populations, and Ecosystems
An organism is
  1. a nonliving thing
  2. an individual living thing
  3. an animal that eats fruit and meat
  4. none of the above
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
A limiting factor that depends on population size is called a(n)
  1. limiting factor
  2. density-dependent limiting factor
  3. completion limiting factor
  4. prediction limiting factor
Grade 9 Communities, Populations, and Ecosystems
Which process results in the development of a new ecosystem, where there was not one before?
  1. primary succession
  2. secondary succession
  3. first succession
  4. tertiary succession
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Which of these is an application of population ecology?
  1. Conservation of endangered species
  2. Control of invasive species
  3. Sustainable resource management
  4. All of the above
Grade 9 Communities, Populations, and Ecosystems
Which of the following best defines an organism's niche?
  1. How it moves
  2. Its breeding behaviors
  3. Its habitat
  4. Its role in its habitat
Grade 4 Communities, Populations, and Ecosystems
An ecosystem is
  1. a place where animals go eat.
  2. a place where animals go to graze.
  3. a community of plants and animals and the physical environment in which they live.
Grade 9 Communities, Populations, and Ecosystems
Between which pair would competition exist?
  1. Bear and Fish
  2. Human and Cow
  3. Rabbit and Grass
  4. Lion and Tiger
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Grade 3 Communities, Populations, and Ecosystems
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