alleryکھلے سمندری پانی کی عام اوسط نمکیات کیا ہے؟
A15 فی ہزار
B25 فی ہزار
C30 فی ہزار
D35 فی ہزار
Answer & Solution
Correct answer: D. 35 فی ہزار
عام سمندری پانی میں تقریباً 35 حصے فی ہزار کا اوسط نمکین ہوتا ہے۔
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