lOgell bonding, water has a low heat Answer the following question s in the spac

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lOgell bonding, water has a low heat Answer the following question s in the space provided. Answer in complete sentences. The upper layer of the ocean contains an abundance of microorganisms such as algae that carry out photosynthesis. Why would this make the upper layer rich in oxygen? In general, the amount of oxygen in the ocean decreases with depth. Towards the bottonm of the ocean, however, oxygen levels increase slightly. Explain this slight increase in terms of the differing abilities of warm and cold water to dissolve oxygen B. C. In view of your answer to B, what might happen to the amount of oxygen dissolved in the upper layer of the ocean if the temperature of that layer increases significantly? 27. Using the data you entered for Assignment 8 in your Your Place on the Planet graphic organizer, answer the following questions concerning the Haystack Rock (Oregon) and Uluru (Northern Territory). What type of rock is Haystack Rock made of? sedimentary, metamorphic, or igneous rock? Explain how this particular form of rock is created. Is this type of rock a form of A. B. Is this rock typical of continental crust or oceanic crust? (over) 89

Explanation / Answer

26) Primary producers are also present in the ocean, in the photic zone, where the sunlight easily reaches to the plants and bacteria. This primary producers then utilizes carbon dioxide and water in the process of photosynthesis that release oxygen.

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