Plus one Geography
Part 1 Unit V Water
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1. The extended margin of a continent occupied by shallow seas and gulfs *
1 point
2. The term  used to denote the flat topped seamount is *
1 point
3. The boundary region between the surface waters of the ocean and the deeper layers , from where there is a rapid decrease of temperature is *
1 point
4. Low islands found in tropical oceans consisting of coral reefs surrounding a central depression *
1 point
5. The term used to denote the total content of dissolved salts in sea water is *
1 point
6. The time interval between two successive wave crests as they pass a fixed point. *
1 point
7. Salinity is expressed as *
1 point
8. The periodical rise and fall of sea level, mainly due to the attraction of sun and moon *
1 point
9. The number of waves passing a given point during one second time interval *
1 point
10. The amount of salinity which is considered as the upper limit to demarcate brackish water *
1 point
11. The enclosed water body with highest salinity *
1 point
12. When the tide is channeled between islands or into bays and estuaries, that are called *
1 point
13. Name the tidal pattern with two high tides and two low tides each day *
1 point
14. when the sun, the moon and the earth are in a straight line , the height of the tide will be *
1 point
15. The term used to denote the position of moon, closest to the earth
1 point
Clear selection
16. The rate at which the wave moves through water is known as *
1 point
17. When the sun and the moon are at right angles to each other, the tide produced is known as *
1 point
18. The time between the high tide and the low tide, when the water level is falling is *
1 point
19. Identify the current of Atlantic ocean from the following *
1 point
20. The vertical distance from the bottom of a trough to the top of a crest of a wave is known as *
1 point
21. The wave speed is measured in *
1 point
22. Which one of the following is a warm ocean current? *
1 point
23. The vertical movement of water caused by meteorological effects such as winds and atmospheric pressure changes is termed as *
1 point
24. The term used to denote the horizontal distance between two successive crests *
1 point
25. The tide that occurs twice a month , on full moon period and new moon period is *
1 point
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