Indian
Pacific
Atlantic
Arctic
B. Pacific
Constellation
Asteroides
Meteores
Comets
January-3
June-21
July-4
December-22
Jupiter
Saturn
Uranus
Neptune
0.825
0.98
0.998
0.02
The 180° meridian
The O° meridian
The 90° meridian
The 135° meridian
Planet
Moon
Star
Satellite
wanderer
settlement
light
a smaller companion to anything
6071km
6571km
6371km
6771 km
spiral
elliptical
circular
spherical
4, 2, 3, 1
4, 2, 1, 3
2, 4, 3, 1
4, 2, 3, 1
40067 km
50067 km
4067 km
5067 km
Venus
Mercury
Mars
Jupiter
The International Date Line passes through it
The 0° (Zero) meridian passes through it and therefore the world sets its time by it
It is at 180� longitude
It is a major horological research centre in Britain
White Dwarf
Black Dwarf
Quasar
All of the above
Venus
Uranus
Pluto
Earth
Carbondioxide and sulphuric acid
Carbondioxide and nitric acid
Nitrogen and sulphuric acid
Nitrogen and nitric acid
Increases
Decreases
Remains unchanged
First increases and then decreases
It never changes
January-4
January-3
January-21
Earth is at prihelion and Moon at perigee
Earth is at aphelion and Moon at apogee
Moon and Sun are at right angles with reference to the Earth
Moon, Sun and Earth lie along a straight line
Perigee
Apogee
Perihelion
Aphelion
Earth
Jupiter
Mars
Venus
QSO
Black Hole
Neutron Star
Black Dwarf
One star
Two stars
Three stars
Four stars
Jupiter
Mars
Saturn
Uranus
Only 1
Only 2
Both land 2
None of these
100000 km per hour
10000 km per hour
1000 km per hour
100 km per hour
Siderial Year
Solar Year
Cosmic Year
Leap Year
undulations on the solar surface
huge magnetic storms on the solar surface
places with adequate sunshine
places of tourist importance
150 million km
145 million km
155 million km
140 million km
The Earth is the densest of all the Planets in our Solar System
The predominant element in the composition of Earth is silicon
The sun contains 75 per cent of the mass of the Solar System
The diameter of the Sun is 190 times that of the Earth