Please select a subject first
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According to the international convention, at which meridian does the day and date change occurs?
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At which direction of the IDL does a new day start immediately?
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IDL brings coordination in which of the following?
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Give geographical reason.
IDL is proving to be very useful in today’s times.
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Give geographical reason.
The day starts in Pacific Ocean on the earth.
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What considerations have been made while deciding the IDL?
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While crossing the IDL, what changes will you make?
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Why is the IDL not a straight line like the 180° meridian?
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Why doesn’t the IDL pass through land?
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Why is the IDL considered with respect to the 180° meridian only?
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Using an atlas, tell if, on the following route, the IDL will be crossed and show it on the map.
Mumbai - London - New York - Los Angeles - Tokyo

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Compare the following and give example:
Amenities and increasing crime rate.
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Explain:
Swachchh Bharat Abhiyan
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Explain the environmental effects of tourism.
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What opportunities develop with development of tourism?
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Explain with reason the places of interest that can be developed as tourist centres in your district.
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Distinguish between Block Mountain and Fold Mountain.
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Complete the table showing the salinity of open and land-locked seas.
| Evaporation of water | Supply of freshwater | |||||
| Region | Latitude | Solar energy | Rainfall | River water | Snow water | Average salinity |
| Equatorial | 0° to 15° | High | Perennial | High | ________ | 34‰ |
| Tropical | 15° to 35° | __________ | Seasonal | ________ | ________ | 37‰ |
| Temperature | 35° to 65° | Low | ___________ | ________ | ________ | 33‰ |
| Polar | 65° to 90° | __________ | ___________ | Low | ample | 31‰ |
| Landlocked sea | Solar energy | Rainfall | River water | Snow water | Average salinity | |
| Mediterranean Sea | High | Low | Low | _______ | 39‰ | |
| Red Sea | _______ | _______ | _______ | _______ | 41‰ | |
| Baltic Sea | Low | _______ | Medium | _______ | 7‰ | |
| Dead Sea | _______ | Very low | Very less | _______ | 332‰ | |
| Caspian Sea | _______ | ______ | ______ | ______ | 155‰ | |
| Great Salt lake | medium | ______ | ______ | ______ | 220‰ | |
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Outline the importance/advantages of the amenities in urban areas.
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Outline the importance/advantages of the social harmony in the cities
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