Biology miscellaneousHard

Question

How many statement are true :-
(a) Deep sea hydrothermal vent average temperature exceeds 100oC
(b) Deep sea hydrothermal vent the salinity of water is 30 - 35 percent
(c) Hypersaline lagoon salinity is < 100 percent
(d) > 500 m in sea, enviroment is perpetually dark

Options

A.One incorrect & Three are correct
B.Two correct; Two incorrect
C.Three incorrect; one correct
D.Four correct; Zero incorrect

Solution

NCERT, Page No. # 221, 222

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