Fill the blanks choosing the correct alternatives from the brackets:
i. The average salinity of oceanic water is _______.
(80%, 332%, 35%)
ii. The salinity of the Dead Sea is _____.
(332 %, 35%, 60%)
iii. About ________ of the surface of the earth is occupied by water.
(90%, 95%, 70.8%)
iv. Salt as a substance is obtained by constructing ______.
(sea bed, salt pan, river bunds)
v. ________ is conducted on a much higher scale as compared to the other modes of transport.
(Water transport, Air transport, Road transport)
vi. Pollution of _________ water is caused due to oil spills.
(river, lake, oceanic)
vii. Winds blowing due to pressure difference in the belts is called ______.
(planetary winds, oceanic winds, minerals)
