alleryखुले समुद्री जल की सामान्य औसत लवणता कितनी होती है?
A15 प्रति हजार
B25 प्रति हजार
C30 प्रति हजार
D35 प्रति हजार
Answer & Solution
Correct answer: D. 35 प्रति हजार
विशिष्ट समुद्री जल की औसत लवणता लगभग 35 भाग प्रति हजार (parts per thousand) होती है।
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