For the following question, consider each of the choices separately and select all that apply
5. The passage provides information for answering which of the following questions EXCEPT?
□A What causes warm-water vents to form?
□B What role does hydrogen sulfide play in chemosynthesis?
□C Do bacteria live in the vent water of smokers?
6. The information in the passage suggests that the majority of deep-sea faunas that live in nonvent habitats have which of the following characteristics?
They do not normally feed on particles of food in the water.
They are smaller than many vent faunas.
They are predators.
They derive nutrition from a chemosynthetic food source.
They congregate around a single main food source.
7. Select the sentence in the passage in which the author implies that vents are colonized by some of the same animal found in other areas of the ocean floor, which might be a weakness for the bacterial chemosynthesis model.
8. The author refers to ―smokers‖ in the third paragraph most probably in order to
show how thermal shock can provide food for some vent faunas by stunning small animals
prove that the habitat of most deep-sea animals is limited to warm-water vents
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