The average salinity of the ocean water is

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Q: 7 (CDS-I/2002)
The average salinity of the ocean water is

question_subject: 

Geography

question_exam: 

CDS-I

stats: 

0,60,73,33,19,60,21

keywords: 

{'average salinity': [0, 0, 1, 0], 'ocean water': [1, 0, 3, 5]}

The question asks for the average salinity of ocean water. Salinity refers to the concentration of dissolved salts in water.

Option 1 states that the average salinity of ocean water is 2.5%. This option is incorrect because the correct answer is provided as option 3, which is 3.5%.

Option 2 states that the average salinity of ocean water is 3.0%. This option is incorrect as the correct answer is 3.5%.

Option 3 states that the average salinity of ocean water is 3.5%. This option is correct according to the provided answer.

Option 4 states that the average salinity of ocean water is 4.0%. This option is incorrect as the correct answer is 3.5% as stated earlier.

In conclusion, the correct answer is option 3, which states that the average salinity of ocean water is 3.5%.