| 49. |
The periodic rise and fall of the sea level on the earth, gives rise to tides. This is related to |
| A. |
the position of the moon with reference to the earth and the gravitational pull exerted mainly by the moon and partly by the sun |
| B. |
infrared rays from the sun |
| C. |
ultraviolet rays from the sun |
| D. |
None of the above |
Answer: Option A
Explanation:
No answer description available for this question. Let us discuss.
|
| 50. |
The planets that are called superior planets are |
| A. |
Mercury, Venus, Earth, Mars and Jupiter |
| B. |
Jupiter, Saturn, Uranus, Neptune and Pluto |
| C. |
Mercury, Pluto, Venus, Neptune and Earth |
| D. |
Earth, Uranus, Mars, Saturn and Jupiter |
Answer: Option B
Explanation:
No answer description available for this question. Let us discuss.
|
| 51. |
The phenomenon associated with collision and subduction of the planet is |
| A. |
volcanoes |
| B. |
island arcs |
| C. |
earthquakes |
| D. |
All of the above |
Answer: Option D
Explanation:
No answer description available for this question. Let us discuss.
|
| 52. |
The products of ____ are a major source of sediments for erosion and ____ |
| A. |
weathering, deposition |
| B. |
deposition, weathering |
| C. |
rocks, weathering |
| D. |
rocks, deposition |
Answer: Option A
Explanation:
No answer description available for this question. Let us discuss.
|
| 53. |
The polar regions of earth cannot support forest growth because |
| A. |
the growing season is short in these areas |
| B. |
the ground is often frozen or snow or ice covered |
| C. |
the rainfall is very low |
| D. |
All of these factors. |
Answer: Option D
Explanation:
No answer description available for this question. Let us discuss.
|
| 54. |
The part of the earth and thin layer of air above its surface, which support life on earth, are referred to as |
| A. |
stratosphere |
B. |
ionosphere |
| C. |
biosphere |
D. |
mesosphere |
Answer: Option C
Explanation:
No answer description available for this question.
|
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