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Question
Tick the correct box according to the salinity of the ocean water ✓.
- Slanting sunrays, melting snow.
- Cloudy sky, rainfall throughout the year.
- Clear skies for the most part, perpendicular sunrays.
- Less supply of freshwater, desert area around.
- Low temperatures, ample supply of river water.
- Continental location, desert around, low rainfall.
Chart
Solution
| Salinity | |||
| High | Medium | Low | |
| (a) Slanting sunrays, melting snow. | ✓ | ||
| (b) Cloudy sky, rainfall throughout the year. | ✓ | ||
| (c) Clear skies for the most part, perpendicular sunrays. | ✓ | ||
| (d) Less supply of freshwater, desert area around. | ✓ | ||
| (e) Low temperatures, ample supply of river water. | ✓ | ||
| (f) Continental location, desert around, low rainfall. | ✓ | ||
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Properties of Sea Water - Salinity of the Sea Water
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The salinity of sea water
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‰ | |
