|
Page-16 |
|||
Geography |
|||
| 226)The mas of the sun is nearly | |||
| 1030 kg | 2x1030 kg | ||
| 3x1030 kg | 51030 kg | ||
| Answer : | |||
| |
|||
| 227)Mow much of the surface of the moon is visible from the earth? | |||
| About 40% | More than 75 % | ||
| About 59 % | About 49% | ||
| Answer : | |||
| |
|||
| 228)The rate of rotation of the earth on its axis is highest on | |||
| January 4 | December 22 | ||
| July 4 | It never changes | ||
| Answer : | |||
| |
|||
| 229)The south pole experiences continuous light at the time of | |||
| Summer solistice | Winter Solistice | ||
| Vernal Equinox | Autumnal Equinox | ||
| Answer : | |||
| |
|||
| 230)The centre of the solar system is | |||
| A Black hole | Sunspot | ||
| Sun | Earth | ||
| Answer : | |||
| |
|||
| 231)The path in which the planets orbit around the sun is | |||
| Circle | Ellipse | ||
| Parabola | Hyparabola | ||
| Answer : | |||
| |
|||
| 232)How many years ago the earth has come into existence ? | |||
| |
|||
| 3.5 million years | 5.7billion years | ||
| 4.6 million years | 6.8 billion years | ||
| Answer : | |||
| |
|||
| 233)How many days does the Moon take to return to the same position among the constellations ? | |||
| 26 Days | 28 Days | ||
| 29 Days | None of these | ||
| Answer : | |||
| |
|||
| 234)Which of the following planets takes the least time to complete one revolution around the sun? | |||
| Mercury | Earth | ||
| Venus | Mars | ||
| Answer : | |||
| |
|||
| 235)Which of the following planets has maximum (63) number of moons ? | |||
| Jupitar | Urenus | ||
| Saturn | Mars | ||
| Answer : | |||
| |
|||
| 236)Why it is difficult to observe the plante mercury most of the time? | |||
| It is too far from the earth | Its lies away from the earth's orbit | ||
| The glare of the sun ussualy keeps it hidden as it is too close to the sun | It revolves round the sun in such a way that it cannot be seen from the earth easily. | ||
| Answer : | |||
| |
|||
| 237)Name the two planets that appears as "morning star" eastern sky and "evening star" in the western sky respectively. | |||
| Mars and Venus | Saturn and Jupitar | ||
| Jupitar and Mars | Mercury and Venus | ||
| Answer : | |||
| |
|||
| 238)Who was the first to determine that the day on the Mars is like ours approximately 24 hours long? | |||
| Copernicus | Issac Newton | ||
| Christian Huygens | Giordano Bruno | ||
| Answer : | |||
| |
|||
| 239)How long does a sun ray takes to reach the earth? | |||
| 400 Seconds | 450 Seconds | ||
| 500 Seconds | 550 Seconds | ||
| Answer : | |||
| |
|||
| 240)On the day when the sun is nearest to the earth, the earth is said to be in | |||
| Perihelion | Aphelion | ||
| Apogee | Perigee | ||
| Answer : | |||
| |
|||
 |
||