The meeting or warm and cold currents in the ocean lives rise to

Related MCQs

• Consider the following statements: 1. Ocean currents are the slow- surface movement of water in the ocean. 2. Ocean currents assist in maintaining the Earth's heat balance. 3. Ocean currents are set in motion primarily by prevailing winds. 4. Ocean currents are affected by the configuration of the ocean. Which of these statements are correct? [IAS 2002]
• Which of the following are reasons for the chief fishing grounds being located in continental shelf areas where cold and warm currents meet? 1. Warm currents are rich in phosphates and nitrates 2. Plankton - the chief fish feed - thrives in these regions 3. The meeting of cold and warm currents allows the water to be well aerated 4. The epicontinental seas allow sunlight to reach almost to the bottom
• Consider the following statements: 1. Ocean currents are the slow-surface movement of water in the ocean 2. Ocean currents assist in maintaining the Earth's heat balance 3. Ocean currents are set in motion primarily by prevailing winds 4. Ocean current are affected by the configuration of the ocean Which of these statements are correct?
• With reference to Ocean currents consider the following statements: 1. West Australian current is a warm current. 2. North East Monsoon Drift flows in the Indian Ocean during winter season. 3. Equatorial counter current does not flow in the Indian Ocean during winter season. 4. Kuroshic current in the Pacific Ocean is like Gulf Stream in the Atlantic Ocean. [NDA 2001]
• La Nina is suspected to have caused recent floods in Australia. How is La Nina different from El Nino ? 1. La Nina is characterised by un-usually cold ocean temperature in equatorial Indian Ocean whereas El Nino IS characterised by unusually warm ocean temperature in the equatorial Pacific Ocean. 2. El Nino has adverse effect on south-west monsoon of India, but La Nina has no effect on monsoon climate. Which of the statements given above is/are correct? [CSAT2011]
• What could be the main reason / reasons for the formation of African and Eurasian desert belt? 1. It is located in the sub-tropical high pressure cells. 2. It is under the influence of warm ocean currents. Which of the statements given above is/are correct in this context? [CSAT 2011]
• The following statements are made about ocean currents: 1. They are warm off the west coast of continents within the tropics 2. They move clockwise in the oceans of the Southern Hemisphere 3. They move clockwise in the oceans of the Northern Hemisphere Which of the above are correct?
• Why are major fishing areas of the world confined to the temperate zone? 1. Cold and warm currents meet, creating conditions favourable for plankton growth 2. The fish of these waters are highly palatable as human food 3. There is a ready mark, in the land masses of the zone 4. The existence of submarine plateaus help in growth of fish population
• Which one of the following factors is responsible for the change in the regular direction of the ocean currents in the Indian Ocean? [IAS 1997]
• Which is the correct order of ocean currents in the northern part of Pacific ocean in clockwise direction?