Q. The zooplanktons in the southern oceans are dominated by a 5cm long shrimps like

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Q. Which ocean has cold water and rich in life?

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Q. What is the best way to preserve genes?

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Q. What allows the high yield of phytoplankton in the southern oceans?

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Q. What determines the relative percentages of sand, silt and clay in the soil?

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Q. Southern Ocean consists of

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Q. During the long hours of the day in summers in the southern oceans, there is almost a constant

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Q. What is the basis of food chain?

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Q. To preserve a wide range of plants and to guard against the continuos loss of hereditary materials is known as

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Q. Nutrients and minerals are kept in suspension, where they can be used by the

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Q. The dense population which organism gives the ocean a reflection of pink color?

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Q. Krills are the major source of food in

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Q. What is the source of food for krills?

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Q. What is the average birth rate in developing countries?

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Q. What is the average birth rate in developed countries?

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Q. The north America oil production is 15.8%, while its consumption is

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Q. Why the world trade in oil is so great?

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Q. Africa produces 12.4% oil, while consumes

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