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Ninth Grade (Grade 9) Ecology Questions

You can create printable tests and worksheets from these Grade 9 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 9 Biotic and Abiotic
Grade 9 Biogeochemical Cycles
What is the recycling of chemical elements throughout an ecosystem called?
  1. Energy
  2. Phosphorous Cycle
  3. Biogeochemical Cycle
  4. Tropic Level
Grade 9 Food Chains and Webs
Grade 9 Conservation and Biodiversity
If fish are caught faster than they can breed, what will happen to the population?
  1. decrease
  2. move to other waters
  3. remain the same
  4. increase
Grade 9 Food Chains and Webs
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Biotic and Abiotic
Which example shows a relationship between both an abiotic and biotic factor in an ecosystem?
  1. An insect is food for a salmon.
  2. Water carries a rock downstream.
  3. A tree removes a gas from the air.
  4. A flower makes food for a butterfly.
Grade 9 Conservation and Biodiversity
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Food Chains and Webs
Grade 9 Communities, Populations, and Ecosystems
Grade 9 Symbiosis
Grade 9 Biotic and Abiotic
Which is a biotic factor operating within an ecosystem?
  1. the type of climate in a given region
  2. the carnivores that consume other animals
  3. the amount of helium gas in the air
  4. the rate of flow of water in a river
Grade 9 Biotic and Abiotic
Which of the following is NOT an abiotic factor?
  1. moisture
  2. air currents
  3. predators
  4. temperature
  5. light
Grade 9 Food Chains and Webs
What is the ultimate source of energy in any food chain?
  1. producers
  2. consumers
  3. decomposers
  4. the sun
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