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Biology, 01.10.2019 15:00 champ1135

"which statement best describes an activity performed by a student investigating an abiotic factor using this setup?
(1)he records the temperature of the water.
(2)he feeds the fish 0.5 gram of fish food twice a day.
(3)he measures the growth of the plants with a metric ruler.
(4)he observes the snail scrape algae off the gravel."


"which statement best describes an activity performed by a student investigating an abiotic factor u

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