The 2004 Tsunami made people realize that mangroves can serve as a reliable safety hedge against coastal calamities. How do mangroves function as a safety hedge?
The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole? |
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The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? |
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What is a zoom lens? |
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What is the difference between a CFL and an LED lamp? |
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Which one of following reflects back more sunlight as compared to other three? |
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Seawater (i.e. saltwater) freezes at: |
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The Indian population receives the largest dose of ionizing radiation from: |
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What range of frequencies are usually referred to as audio frequencies for humans? |
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Titan is the largest natural satellite of planet |
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Water boils at a lower temperature on the hills because |
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