AICE MARINE PAPER 1 QUESTIONS AND ANSWERS 100% PASS

AICE MARINE PAPER 1 QUESTIONS AND ANSWERS 100% PASS species - Correct Answer ️️ -a group of organisms that share similar characteristics and can interbreed population - Correct Answer ️️ -group of interbreeding organisms of the same species community - Correct Answer ️️ -all of the plants and animals/organisms living in a specific area ecosystem - Correct Answer ️️ -community of animals ,plants and bacteria with the physical and chemical environment with biotic and abiotic factors chemosynthesis - Correct Answer ️️ -chemosynthetic bacteria use chemical reactions as energy source photosynthesis - Correct Answer ️️ -energy source is light why hydrothermal vents are extreme - Correct Answer ️️ -high water temps, high pressure, no light, low pH, very acidic effect of evaporation on the salinity of seawater - Correct Answer ️️ -salinity increases with evaporation 3 factors that affect the chemical composition on seawater - Correct Answer ️️ -run off, volcanic activity, erosion, upwelling, precipitation, atmospheric dissolution, photosynthesis, respiration predator - Correct Answer ️️ -animal that kills/hunts and eats other animals trophic level - Correct Answer ️️ -feeding position/ level in a food chain why is it advantageous for a carnivore to feed on more than one type of organism - Correct Answer ️️ -not dependant on one source/alternative food available if normal prey population falls; how can sedimentation reduce coral growth - Correct Answer ️️ -sediment covers coral polyp; prevents feeding; less light can reach zooxanthellae; reduced/little photosynthesis; how can an increase in carbon dioxide in the atmosphere damage coral - Correct Answer ️️ -carbon dioxide dissolves in sea water; sea water becomes acidic; dissolves coral skeleton; uses of artificial reefs - Correct Answer ️️ -create new habitat for marine organisms; reference to tourism/fishing/diving; prevent erosion of shore; dissipate energy of wave