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Plankton Exam

QuestionAnswer
What is meant by planktonic? have limited powers of locomotion and are at the mercy of water movement
What are types of phytoplankton? Diatoms and dinoflagellates
Which type of organism is a predominant constituent of the meroplankton? larval forms of benthic invertebrates
What are the mechanisms that affect sinking rate of plankton? Gas-filled floats, increased surface area due to flat body or spiny extensions
What are plankton? plants and animals that drift with the currents of the ocean
What type of plankton is algae? phytoplankton
What limits the growth of phytoplankton? The depth of the ocean
Why might some whales migrate to norhtern Atlantic waters in the spring? That is where plankton are abundant
What is red tide caused by? A bloom of dinoflagellate
What larva are not found to be planktonic? large fish and marine mammals
What are adaptations of plankton? Secreting oils, spiny extensions, transparency
What are meroplankton? Organisms that spend part of their life as plankton.
What is holoplankton? Organisms that spend their entire lives as plankon.
What is an example of holoplankton? Jelyfish, copepods
In what zones of the ocean are plankton found? pelagic and photic
What is primary productivity? The rate of the formation of photosynthesis
What phytoplankton construct an external covering or shell composed of two halves of silicon? diatoms
Which plankton are the non-motile symbiotic zooxanthellae stage found in corals? dinoflagellates
What phytoplankton possess bioluminescent species? dinoflagellates
Which plankton are considered heterotrophic? zooplankton
Which plankton are considered autotrophic? phytoplankton
Which plankton move by means of a flagella? dinoflagellates
How far does the photic zone penetrate? 100 meters
Created by: aandersonbiology
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