MARINE BIOLOGY COMPREHENSIVE TEST
PAPER QUESTIONS AND ANSWERS
VERIFIED GRADED A+
●● primary producer
Answer: autotrophs (self feeders)
ex: phytoplankton
●● primary consumer
Answer: herbivores
feed directly on primary producer
●● secondary consumer
Answer: carnivores that feed on herbivores
●● tertiary consumer
Answer: carnivores that feed on other carnivores
●● top predators
Answer: carnivores at the top of the food chain
, ●● succession
Answer: gradual change in an ecosystem that occurs over a period of
time
EX: volcano erupts/creates a flow of lava/species of coral begins to
grow/species adapts & grows over time
●● predator
Answer: an animal that catches, kills, and eats another animal
EX: Carnivorous fish eating plankton/fish
●● prey
Answer: animals that are eaten by predators. they may use survival
tactics such as camouflage
EX: starfish eat shellfish however this predator-prey relationship is
necessary to keep the balance in an ecosystem
●● keystone species
Answer: Consumers that have a LARGE effect on the overall
biodiversity on an ecosystem...
PAPER QUESTIONS AND ANSWERS
VERIFIED GRADED A+
●● primary producer
Answer: autotrophs (self feeders)
ex: phytoplankton
●● primary consumer
Answer: herbivores
feed directly on primary producer
●● secondary consumer
Answer: carnivores that feed on herbivores
●● tertiary consumer
Answer: carnivores that feed on other carnivores
●● top predators
Answer: carnivores at the top of the food chain
, ●● succession
Answer: gradual change in an ecosystem that occurs over a period of
time
EX: volcano erupts/creates a flow of lava/species of coral begins to
grow/species adapts & grows over time
●● predator
Answer: an animal that catches, kills, and eats another animal
EX: Carnivorous fish eating plankton/fish
●● prey
Answer: animals that are eaten by predators. they may use survival
tactics such as camouflage
EX: starfish eat shellfish however this predator-prey relationship is
necessary to keep the balance in an ecosystem
●● keystone species
Answer: Consumers that have a LARGE effect on the overall
biodiversity on an ecosystem...
