Marine biology final exam Questions With Complete Solutions Which of the following is NOT considered part of the deep ocean? Refer to figure 16.1 for help - Correct Answers ✅Mesopelagic Which of the following decreases as you travel deeper into the ocean? Refer to figure 16.1 for help - Correct Answers ✅The abundance of plankton decreases The amount of light penetrating decreases The temperature decreases What are some of the differences seen between vertically migrating fish and non-migrating fish? Refer to figure 16.9 for help - Correct Answers ✅Vertical migrators have well developed bones and non migrators have weak bones.Vertical migrators possess a swim bladder and non migrators do not.Vertical migrators have well developed muscles and non migrators have flabby muscles.What color are most of the deep sea fishes? Refer to figure 16.9 and 16.19 for help - Correct Answers ✅Black Many organisms utilize bioluminescence to help prevent being detected by predators. Using this to produce light which breaks up the silhouette of the animal and helps the animal blend in with the background light filtering down from 1 / 2
Marine biology final exam Questions With Complete Solutions the surface is referred to as - Correct Answers ✅Counterillumination Finding a mate in the deep sea is difficult. Which strategy have organisms adapted to help with this issue? - Correct Answers ✅Hermaphroditism Production of pheromones to attract mates Male parasitism
True or false: many of the organisms deep in the ocean are
significantly larger than their shallow water relatives. This is referred to as deep sea gigantism - Correct Answers ✅True The chemical that fuels the deep sea hydrothermal vents in the deep sea is - Correct Answers ✅H2S
True or false: many of the deep sea organisms have enzymes
that are identical to those found in shallow water organisms - Correct Answers ✅False How much food produced in the photic (lit) zone makes it way to the deep sea? Use page 376 for help - Correct Answers ✅5%
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