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~Study Guide~ AICE MARINE AS LEVEL Questions and Answers with Verified Solutions | Latest 2026 Update

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~Study Guide~ AICE MARINE AS LEVEL Questions and Answers with Verified Solutions | Latest 2026 Update

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~Study Guide~ AICE MARINE AS LEVEL Questions and Answers
with Verified Solutions | Latest 2026 Update




Q: how to measure productivity

Answer:
1) rate of increase in biomass in producers
2) rate of photosynthesis of producers
3) look at amount of chlorophyll in an ecosystem

Q: factors affecting rate of photosynthesis

Answer:
1) nutrients
2) amount of light
3) temperature
4) concentration of carbon dioxide

Q: extremophiles

Answer:
able to survive extreme environments (such as hydrothermal vents)

,~Study Guide~ AICE MARINE AS LEVEL Questions and Answers
with Verified Solutions | Latest 2026 Update




Q: NPP=

Answer:
GPP-R

Q: biological use of CARBON

Answer:
makes organic materials

Q: biological use of PHOSPHORUS

Answer:
makes dna and bone

Q: biological use of CALCIUM

Answer:
makes bones, corals, and shells

, ~Study Guide~ AICE MARINE AS LEVEL Questions and Answers
with Verified Solutions | Latest 2026 Update




Q: biological use of MAGNESIUM

Answer:
synthesizes chlorophyll

Q: biological use of NITROGEN

Answer:
makes proteins

Q: ocean acidification (effects)

Answer:
dissolves things made of calcium carbonate

Q: fringing

Answer:
closest to shore (most common)

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