Caitlin wants to determine if a tomato plant grows better in potting soil or dirt. which of the following describes the best set up to conduct this type of investigation?
2 pots of the same size: one with 1 pound of potting soil, one with 2 pounds of dirt, 2 tomato plants of the same size and type
2 pots of different sizes: one with 2 pounds of potting soil, one with 2 pounds of dirt, 2 tomato plants of the same size and type
2 pots of the same size: one with 2 pounds of potting soil, one with 2 pounds of dirt, 2 tomato plants of the same size and type
2 pots of the same size: one with 2 pounds of potting soil, one with 2 pounds of dirt, 2 tomato plants of different sizes and the same type
Answers: 2
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What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?
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!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.
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In which situations is the principle of cross-cutting relationship useful in determining relative age?
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Caitlin wants to determine if a tomato plant grows better in potting soil or dirt. which of the foll...
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