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Ecology Chapter 5.1 - 5.3
Contributed by: Robinson
  • 1. An organism is defined as
A) A living thing
B) A factor that affects animals
C) An abiotic factor
D) A virus
  • 2. The study of the interactions between living and non-living things in their environment is called
A) Geology
B) Ecology
C) Virology
D) Physiology
  • 3. A population is:
A) The number of inhabitants of living things in an area
B) None of the above
C) The number of inhabitants of the same species in the same place
D) Only applies to humans
  • 4. Another name for a plant is:
A) A consumer
B) An autotroph
C) An omnivore
D) A heterotroph
  • 5. An autotroph is:
A) An organism that produces its own food through photosynthesis
B) An organism that needs to consume other organisms to survive
C) A type of bacteria
D) None of the above
  • 6. A heterotroph is:
A) Another name for all plants
B) An organism that needs to consume other organisms to survive
C) None of the above
D) An organism that produces its own food through photosynthesis
  • 7. Another name for a consumer is:
A) A heterotroph
B) An autotroph
C) Plants
D) None of the above
  • 8. A consumer that only eats plants is called a:
A) Herbivore
B) Carnivore
C) Detritivore
D) Omnivore
  • 9. A consumer that eats plants and other consumers is called a:
A) Herbivore
B) Carnivore
C) Detritivore
D) Omnivore
  • 10. An organisms role in an ecosystem is known as its
A) Competition
B) Quadrat
C) Niche
D) Symbiosis
  • 11. A symbiotic relationship where both species benefit is called
A) Commensalism
B) Predator/Prey
C) Parasitism
D) Mutualism
  • 12. A symbiotic relationship where one species benefits and the other is harms is known as:
A) Parasitism
B) Mutualism
C) Competitors
D) Commensalism
  • 13. A symbiotic relationship where one species benefits and the other is neither harmed or benefits is known as:
A) Mutualism
B) Parasitism
C) Predator/Prey
D) Commensalism
  • 14. The close relationship between two different species is known as:
A) Competition
B) Symbiotic relationships
C) Ecological Niche
D) Abiotic Factor
  • 15. Water, Soil, Temperature and light are examples of:
A) Abiotic factors
B) Biotic factors
C) Ecological factors
  • 16. A sampling technique that counts the number of organisms in a square randomly placed in a study ecosystem is called:
A) Quadrat
B) Niche
C) Transect
D) Catch and release
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