World Geography
What is the amount in percentage of total mass , which Sun comprises of the solar system?

99.8%
99.02%
93.24%
98.20%

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World Geography
Which among the following statements is/are correct about the symbiotic life of Corals?Algae gives carbon dioxide and other substances the  coral polyp needs.Coral polyp gives off oxygen and other nutrients that the algae needs.Select the correct code from the options given below:

Only 1
Only 2
Both 1 & 2
Neither 1 & 2

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World Geography
Which among the following statements is/are correct about Population of the world?In the twentieth century itself the population has increased four times.Human population increased more than ten times in the past 500 hundred years.World population exploded in the eighteenth century after the Industrial Revolution.Select the correct code from the options given below:

1, 2 & 3
Only 3
Only 2 & 3
Only 1

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World Geography
The original landmass, pangola split into

Laurissa in the east and Godwanaland in the west
Laurissa in the north and Godwanaland in the south
Laurissa in the south and Godwanaland in the north
Laurissa in the west and Godwanaland in the east

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