Which one of the following is, not a correct example of tropical cyclones?
| A. | Tornadoes |
| B. | Typhoons |
| C. | Hurricanes |
| D. | Norwesters |
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Option: A Explanation : Click on Discuss to view users comments. |
The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from
| A. | Troposphere |
| B. | Mesosphere |
| C. | Stratosphere |
| D. | Ionosphere |
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Option: C Explanation : Click on Discuss to view users comments. |
'Roaring Forties' are
| A. | Ocean currents in northern hemisphere |
| B. | Cyclonic westerlies in northern hemisphere |
| C. | Spring Tides' |
| D. | Steady north-west anti-Trade winds in Southern Hemisphere |
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Option: D Explanation : Click on Discuss to view users comments. |
Which of the following winds is not a constant wind?
| A. | Cyclones |
| B. | Hurricanes |
| C. | Monsoons |
| D. | Westerlies |
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Option: C Explanation : Click on Discuss to view users comments. |
Winds and air currents differ in the aspect that
| A. | Air currents blow much faster than winds |
| B. | Air currents are always moisture laden while the winds are usually dry |
| C. | The winds blow on lands while air currents blow over seas and oceans |
| D. | Winds are horizontal movemenis of air while air currents are the vertical movemerits of air |
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Option: D Explanation : Click on Discuss to view users comments. |
