6. What is the process by which carbon moves from the atmosphere to living organisms and back to the atmosphere called?
a) Photosynthesis
b) Respiration
c) Carbon cycle
d) Nitrogen fixation
Answer: c
7. Which of the following is NOT a major biome?
a) Tundra
b) Desert
c) Ocean
d) Grassland
Answer: c
8. Which of the following is NOT a type of symbiotic relationship?
a) Predation
b) Mutualism
c) Commensalism
d) Parasitism
Answer: a
9. Which of the following is NOT a type of consumer in an ecosystem?
a) Herbivore
b) Omnivore
c) Predator
d) Producer
Answer: d
10. Which of the following is an example of a decomposer?
a) Lion
b) Vulture
c) Fungus
d) Rabbit
Answer: c
