Earth
Total Questions: 21
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A ) 6 million
B ) 450 million
C ) 4.568 billion ✅
D ) 10 billion
A ) Plasma physics
B ) Meteorology
C ) Hydrology
D ) Geo physics ✅
A ) Oceanography
B ) Geology ✅
C ) Meteorology
D ) Astronomy
A ) Core
B ) Crust ✅
C ) Mantle
D ) Convection currents
A ) Euclid
B ) Eratosthenes ✅
C ) Aristotle
D ) None of these
A ) Eratosthenes ✅
B ) Copernicus
C ) Galileo
D ) Newton
A ) Al-biruni
B ) Eratosthenes ✅
C ) Galileo
D ) None of these
A ) 350,000,000 inch
B ) 300,000, 000 inch
C ) 250,000, 000 inch ✅
D ) 200,000,000 inch
A ) 30,000 km
B ) 40,075 km ✅
C ) 50,000 km
D ) 60,000 km
A ) 12,756 km ✅
B ) 10,742 km
C ) 14,742 km
D ) 15,742 km
A ) 6,378 km ✅
B ) 5,371 km
C ) 7,371 km
D ) 8,371 km
A ) Aluminium
B ) Oxygen ✅
C ) Silicon
D ) Iron
A ) 45%
B ) 46% ✅
C ) 50%
D ) 52%
A ) Silicon and iron
B ) Oxygen and silicon ✅
C ) Aluminium and iron
D ) Oxygen and iron
A ) Minerals ✅
B ) Free gas
C ) Metal oxides
D ) Liquid form
A ) Oxygen
B ) Silicon ✅
C ) Carbon
D ) Iron
A ) Metal
B ) Non metal
C ) Metalloid ✅
D ) Noble gas
A ) Zinc
B ) Calcium
C ) Copper
D ) Aluminium ✅
A ) Aluminium
B ) Calcium
C ) Sodium
D ) Iron ✅
A ) Mantle ✅
B ) Crust
C ) Mesosphere
D ) Inner core
A ) Mesosphere ✅
B ) Stratosphere
C ) Troposphere
D ) Thermosphere