101. The atmospheric pressure on the surface of Venus is more than__ times the atmospheric pressure of the Earth.?
102. The axis of Mars la inclined at an angle of?
103. The back part of the moon is always calm and dark which is called:
104. The back part of the moon is always calm and dark which is called?
105. The dark patches, associated with the Sun storms present in Sun are called?
106. The date on which the Sun is vertical over the 'Tropic of Cancer' is?
107. The date on which the Sun is vertical over the 'Tropic of Capricorn' is?
108. The device employed to measure the diameters of stars and our galaxy (Milky Way) is called?
109. The device employed to measure the diameters of stars and our galaxy (Milky Way) is called:
110. The difference between day and night increases as one moves?
111. The earth has the size among all the planets:
112. The earth has the size among all the planets?
113. The earth revolves round the sun in:
114. The earth revolves round the sun in?
115. The group of small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called?
116. The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? I. There are no clouds or water vapour in the lower stratosphere. II. There is no vertical wind in the lower stratosphere Which of the statements given above is/ are correct in this context?
117. The Jupiter's atmosphere comprises mainly of?
118. The largest satellite of the planet Jupiter is:
119. The largest satellite of the planet Jupiter is?
120. The largest satellite of the planet Saturn is:
121. The largest satellite of the planet Saturn is?
122. The length of its day and the tilt of its axis are almost identical to those of the Earth. This is true or?
123. The most important constituent of the Sun's mass is. Hydrogen Helium Silicon Iron?
124. The name of our galaxy is _______?
125. The new name of the celestial body Xena-2003 UB 313 given by IAU is: