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Ninth Grade (Grade 9) Food Chains and Webs Questions

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Grade 9 Food Chains and Webs
What is a producer?
  1. Any organism
  2. Any organism that obtains energy
  3. Any organism that obtains energy from other life forms
  4. Any organism that produces its own food
Grade 9 Food Chains and Webs
Which of the following statements correctly describes an autotroph?
  1. It is an organism that makes its own food.
  2. It is an organism that eats other organisms.
  3. It is an organism that eats decaying matter.
  4. None of the above.
Grade 9 Food Chains and Webs
What does an herbivore eat?
  1. Plants
  2. Meats
  3. Meats and plants
  4. Decomposing organic matter
Grade 9 Food Chains and Webs
What does an omnivore eat?
  1. Meat
  2. Meat and plants
  3. Plants
  4. Decomposing organic matter
Grade 9 Food Chains and Webs
Which of the following represents each step in a food chain or food web?
  1. A biomass pyramid
  2. A trophic level
  3. An ecological pyramid
  4. An energy pyramid
Grade 9 Food Chains and Webs
How much energy is lost between trophic levels, and what does it become?
  1. 90%, heat
  2. 10%, heat
  3. 50%, chemical energy
  4. 20%, kinetic energy
Grade 9 Food Chains and Webs
Organisms that are capable of generating their own food are called
  1. heterotrophs
  2. autotrophs
  3. decomposers
  4. consumers
Grade 9 Food Chains and Webs
Which group of organisms does not use photosynthesis?
  1. Heterotrophs
  2. Autotroophs
  3. Cyanobacteria
  4. Algae
Grade 9 Food Chains and Webs
Grade 9 Food Chains and Webs
Grade 9 Food Chains and Webs
What is a heterotroph?
  1. Any organism
  2. Any organism that obtains energy
  3. An organism that produces its own energy
  4. An organism that obtains energy from other life forms
Grade 9 Food Chains and Webs
Grade 9 Food Chains and Webs
Which of the following is not included in the types of ecological pyramids?
  1. Pyramids of Energy
  2. Pyramids of Biomass
  3. Pyramids of Numbers
  4. Pyramids of Animals
Grade 9 Food Chains and Webs
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