Question : In a mixture of 25 litres, the ratio of acid to water is 4 : 1. Another 3 litres of water is added. The ratio of acid to water in the new mixture is:

Option 1: 5 : 2

Option 2: 2 : 5

Option 3: 3 : 5

Option 4: 5 : 3

Question : In normal cells, the process of the flow of genetic information from DNA to RNA is called:

Option 1: Translation

Option 2: Transportation

Option 3: Transcription

Option 4: Translocation

Question : What is a Strait?

Option 1: A water body separating two land masses

Option 2: A narrow strip of land separating two water bodies

Option 3: Deep penetration of a water body in land

Option 4: None of these

Question : What is an isthmus?

Option 1: A water body separating two land masses

Option 2: A narrow strip of land separating two water bodies

Option 3: Deep penetration of a water body in land

Option 4: None of these

Question : Three vessels whose capacities are 3 : 2 : 1 are filled with milk mixed with water. The ratio of milk and water in the mixture of vessels is 5 : 2, 4 : 1, and 4 : 1, respectively. Taking $\frac{1}{3}$ of first, $\frac{1}{2}$ of second, and $\frac{1}{7}$ of third mixtures, a new mixture kept in a new vessel is prepared. The percentage of water in the new mixture is:

Option 1: 28%

Option 2: 32%

Option 3: 30%

Option 4: 24%