1) Where does the deep sea begin? a) 1000 m b) 1500 m c) 500 m d) 3500 m 2) What is the main source of nutrients in the deep ocean? a)Photosythesis b)Marine Snow (dead things falling from the ocean surface) c)Sunlight d)Oil 3) What sort of organism is kelp? a) plants b) fish c) animals d)brown algea 4)The Artic Ocean is due to large light and temperature changes

1) Where does the deep sea begin? a) 1000 m b) 1500 m c) 500 m d) 3500 m 2) What is the main source of nutrients in the deep ocean? a)Photosythesis b)Marine Snow (dead things falling from the ocean surface) c)Sunlight d)Oil 3) What sort of organism is kelp? a) plants b) fish c) animals d)brown algea 4)The Artic Ocean is due to large light and temperature changes. a)Has limited life b) Is like a desert c)Full of life d) Lacking in life 5)What is the Pelgaic Zone? a)The water not in contact with the shore or ocean bottom. b) The top 100m of ocean water c)Coastal water d) Bottom water 6)What is the optimum temperature range for corals? a)65-70 degrees F b)70-85 degrees F c) 85-95 degrees F d)95-100 degrees F 7) What happens to a corral reef when the temperature exceeds the high end of their optimum range? a)The corral completely dies (corral bleaching) b)The algea in the reef die, leaving the reef only white and not able to get proper nutrients (corral bleaching) c)The corrals move away d) The corral grows too large