Q. What varies in strength time to time?

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Q. In which tropical water, the nutrient cycle does not work effectively?

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Q. The movements of ocean currents are very

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Q. Due to warm ocean water, beaches become littered with washed up

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Q. What was the worst effect of El Nino 1997-8 on Argentina?

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Q. What are examples of shoal fishes?

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Q. What was the worst effect of El Nino 1997-8 on Jamaica?

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Q. Crustacean includes

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Q. How much rain fell during El Nino event in Trujillo as compared to the normal rain?

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Q. The sea fish are divided into

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Q. Which currents has great human and environmental effects, which are not confined to the South America and Pacific Ocean?

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Q. Pelagic fishes includes

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Q. The greatest change occurs in off the coast of Peru between which two currents, once in every 6-8 years?

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Q. Many of the smaller fishes and other organisms like krill, are processed in factories to manufacture

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Q. The energy is drived to the system through by

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Q. Demersal fishes are found on the

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Q. In which countries fishes are a source of protein?

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Q. Shoal fishes prefer

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Q. Which El Nino event was blamed for up setting world pattern of rainfall and drought, which areas of the world?

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Q. What was the worst effect of El Nino 1997-8 on China?

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