| 1 |
The current which flow from equator to polar areas are called. |
- A. cold currents
- B. drift
- C. Warm currents
- D. a and b both
|
| 2 |
Which layer of ocean is called Thermo cline. |
- A. Warm surface layer
- B. Middle layer
- C. Cold Deep layer
- D. All of these
|
| 3 |
Shallow waters,low salinity and frozen surface are main features of. |
- A. Indian ocean
- B. Southern ocean
- C. Arctic ocean
- D. pacific ocean
|
| 4 |
The current which flow from equator to polr areas are called. |
- A. Cold currents
- B. Drift
- C. Warm currents
- D. a and b both
|
| 5 |
A large current formed by joiing of two currents is called. |
- A. Tide
- B. Wave
- C. Drift
- D. Bay
|
| 6 |
Mid -oceanic ridge is the significant features of. |
- A. Arctic ocean
- B. Pacific ocean
- C. Atlantic ocean
- D. Indian ocean
|
| 7 |
The continuous rise and fall of sea level is called. |
- A. Currents
- B. Tides
- C. Waves
- D. Surf
|
| 8 |
The fresh water on the Earth is |
|
| 9 |
All the water on the Earth is in ocean. |
- A. 95%
- B. 96%
- C. 97%
- D. 98%
|
| 10 |
With increase is depth, the temperatur eof the ocean water. |
- A. Increases
- B. decreases
- C. Remain constant
- D. None of these
|
