EV 24 EXAM QUESTIONS AND DETAILED ANSWERS GRADED A

The oil and gas found in the marine environment have their origin as _____. - ANSWERmarine sediments A major challenge to setting up a marine sanctuary is _____. - ANSWERdetermining space needs of protected species True or False. Seaweed byproducts are used in ice cream. Yum! - ANSWERTrue The most easily accessible and consistently available marine resource is probably _____. - ANSWERfish The efficiency of industrialized fishing has _____ over the last 20 years. - ANSWERincreased True or False. The land and the ocean are both important reservoirs of natural resources. - ANSWERTrue Which of the following valuable products does not come from marine sediments? - ANSWERalginate New drugs [like bryostatin] have been isolated from marine organisms to fight cancer in humans. These chemicals, found in sponges and other soft creatures, are used in their hosts to _____. - ANSWERdeter predation Overfishing can be detected pretty accurately in an area by a/an _____ catch per unit