Category 12 · Geography
Coral Reefs, Ocean Resources and Law of the Sea
6 micro topics in Geography for UPSC Prelims, in book order: Coral Reef Types and Their Development; Conditions for Coral Growth and Distribution of Coral Reefs; and 4 more.
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12.1
Coral Reef Types and Their Development
A coral reef is a limestone ridge built by colonies of tiny animals called coral polyps, which secrete calcium carbonate skeletons. The three main types are fringing reefs, which are attached to the shore, barrier reefs,…
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12.2
Conditions for Coral Growth and Distribution of Coral Reefs
Reef-building corals need warm water of about 23 to 29 degrees Celsius, clear, shallow water less than about 50 m deep with plenty of sunlight, normal salinity of about 27 to 40 parts per thousand, little…
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12.3
Coral Bleaching and Zooxanthellae
Coral bleaching is the loss of colour of corals when they expel the microscopic algae called zooxanthellae that live in their tissues, usually because of heat stress. The algae give corals their colour and most of…
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12.4
Ocean Deposits and Mineral Resources
Ocean deposits are the sediments that cover the sea floor, classified as terrigenous from land, biogenic oozes from dead plankton, and authigenic or hydrogenous deposits formed in the water. The ocean's mineral resources include offshore oil…
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12.5
Energy and Biotic Resources of the Oceans
The oceans supply energy from offshore oil and gas, offshore wind, tides, waves, ocean thermal energy conversion and gas hydrates, and biotic resources such as fish, shellfish, seaweed, pearls and marine medicines. Overfishing, pollution and warming…
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12.6
UNCLOS, Territorial Waters and Exclusive Economic Zone
The United Nations Convention on the Law of the Sea, UNCLOS, adopted in 1982 and in force since 1994, divides the sea into zones measured from the baseline: internal waters, territorial sea of 12 nautical miles,…
Frequently asked questions
Which topics are in Coral Reefs, Ocean Resources and Law of the Sea?
Coral Reefs, Ocean Resources and Law of the Sea has 6 micro topics in Geography: Coral Reef Types and Their Development; Conditions for Coral Growth and Distribution of Coral Reefs; Coral Bleaching and Zooxanthellae; Ocean Deposits and Mineral Resources; Energy and Biotic Resources of the Oceans; UNCLOS, Territorial Waters and Exclusive Economic Zone.
Is Coral Reefs, Ocean Resources and Law of the Sea important for UPSC Prelims?
Coral Reefs, Ocean Resources and Law of the Sea is a part of the UPSC Prelims Geography syllabus map on MaargX UPSC. Each of its 6 published topics has key terms, a Mains angle and practice questions.