Question : The percentage of the earth's water found in the oceans is ______.

Option 1: 94%

Option 2:  97.2%

Option 3: 90.2%

Option 4: 92.2%

Question : Earth's deepest point in water is Mariana trench. It is located in which of the following oceans?

Option 1: Atlantic Ocean

Option 2: Arctic Ocean

Option 3: Indian Ocean

Option 4: Pacific Ocean

Question : The ratio of Ram's age to Rahim's age is $10:11$. What is Rahim's age in percentage of Ram's age?

Option 1: $109\frac{1}{2}$%

Option 2: $110$%

Option 3: $111\frac{1}{9}$%

Option 4: $111$%

Question : If 35% of A's income is equal to 25% of B's income, then the ratio of A's income to B's income is:

Option 1: 7 : 5

Option 2: 5 : 7

Option 3: 4 : 7

Option 4: 4 : 3

Question : Which of the following is NOT a primary greenhouse gas in the earth's atmosphere?

Option 1: Methane 

Option 2: Ozone 

Option 3: Nitrous oxide 

Option 4: Hydrogen 

Question : The term 'epicentre' is associated with-

Option 1: earthquake

Option 2: folding

Option 3: faulting

Option 4: earth's equator