Answer the Module S review questions that pertain to the Module S topics. This a
ID: 296716 • Letter: A
Question
Answer the Module S review questions that pertain to the Module S topics. This assignment is worth 4 points. Grade Commer No Com 1. The maximum sustainable yield for a fishery is defined as: A) The standing stock minus the bycatch B) The total biomass of all of the edible species that are found within one region C The number of fish caught in a drift net divided by the length of the net D) The maximum biomass that can be fully replaced after the catch is removed 2. How many kilograms of phytoplankton does it take to produce 255 grams of tuna if the transfer eficiency is 1 3. What portion of human calories are provided by food from the sea? 4. What percentage of the world's aquatic produce is produced by aquaculture? 5. Why is the growing season for shrimp shorter in Florida than in Panama? 6. The world's most valuable aquaculture product is: A) Pearls B) Tuna C) Salmon D) Nori E) Shrimp 7. What part of a sea urchin is eaten as a delicacy in some Asian countries? A) Shell B) Roe (eggs or gonads) C) Spines D) Tube feet 8. Which of the following aquaculture products is lowest on the food chain, and thus represents the most efficient use of energy from the sea? A) Oysters B) Tuna C) Salmon D) Nori E) ShrimpExplanation / Answer
1.D. MSY for fishery is the maximum biomass that can be fully replaced after the catch is removed.
2. As transfer efficiency is 10%, for 255 grams of tuna to be produced phytoplankton used is (255/10) x 100 = 2550 gms.
3. 16% of calories for humans is from the sea.
4. 50% of global aquafood is produced by aquaculture.
5.
6.salmon
7.B. Roe(eggs or gonads)
8.