A Limestone that is derived from an ancient marine reef is considered to be a biochemical sedimentary rock.
a. true
b. false
Ans: a. true
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Discuss Walther’s law and its application to determine marine transgressions and regressions. What will be an ideal response?
Using the above map, the British colony east of Argentina is
a. Saint Helena. b. the British Virgin Islands. c. Gibraltar. d. the Falkland Islands. e. Anguila.
Judge the following sentence according to the criteria given below: Areas of downwelling are associated with prolific marine life BECAUSE the necessary nutrients are continuously replenished
A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
Which of the following terms describes organisms living on or in the ocean bottom?
A) Benthos B) Fungi C) Nekton D) Plankton E) Plantae