Question
This question is followed by a set of answer choices and more than one choice may be correct. Type the correct answer choice(s) in the box below. For example, if the correct choices are A and C, then type in AC in the box (in capitals, in alphabetical order and without spaces between the alphabets).
According to a prediction of the not-so-distant future published in 1940, electricity would revolutionize agriculture. Electrodes would be inserted into the soil, and the current between them would kill bugs and weeds and make crop plants stronger
Which of the following statement(s), if true, most strongly indicate(s) that the logic of the prediction above is flawed?
A. The bugs that are beneficial to crop plants will also be eliminated when electricity is used.
B. If the proposed plan for using electricity were put into practice, farmers would save on chemicals now being added to the soil.
C. It cannot be taken for granted that the use of electricity is always beneficial.
D. Since weeds are plants, electricity would affect weeds in the same way as it would affect crop plants.
E. Because a planting machine would need to avoid coming into contact with the electrodes, new parts for planting machines would need to be designed
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According to a prediction of the not-so-distant future published in 1940, electricity would revolutionize agriculture. Electrodes would be inserted into the soil, and the current between them would kill bugs and weeds and make crop plants stronger
Which of the following statement(s), if true, most strongly indicate(s) that the logic of the prediction above is flawed?
A. The bugs that are beneficial to crop plants will also be eliminated when electricity is used.
B. If the proposed plan for using electricity were put into practice, farmers would save on chemicals now being added to the soil.
C. It cannot be taken for granted that the use of electricity is always beneficial.
D. Since weeds are plants, electricity would affect weeds in the same way as it would affect crop plants.
E. Because a planting machine would need to avoid coming into contact with the electrodes, new parts for planting machines would need to be designed
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Answer:
:
Reasoning Think about the points that indicate that the logic used in formulating the prediction is flawed? Electricity will revolutionize agriculture, it is said, because current can be run through electrodes placed in the soil. This current will kill bugs and weeds while strengthening the plants. But how will the current accomplish this feat? More specially, how will it kill one kind of plant (weeds) while strengthening another (crop plants)
A. Correct: If the electricity used in the soil is going to eliminate the beneficial bugs too, then this will lead to a deleterious effect on crop plants instead of revolutionizing agriculture.
B. Rather than suggesting that the logic of the prediction is flawed, this serves to support the prediction: Farmers saving on chemicals would be part of the predicated agricultural revolution.
C. The argument does not take for granted that the use of electricity is always beneficial; it merely suggests that it would be of great to agriculture.
D. Correct: This statement properly identifies a problem with the prediction: It provides no reason to believe that the electricity would affect crop plants and weeds differently.
E. Rather than suggesting that the logic of the prediction is flawed, this serves to support the prediction: Changes in planting machines would be part of the predicted agricultural revolution.
The correct answers are A and D
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Reasoning Think about the points that indicate that the logic used in formulating the prediction is flawed? Electricity will revolutionize agriculture, it is said, because current can be run through electrodes placed in the soil. This current will kill bugs and weeds while strengthening the plants. But how will the current accomplish this feat? More specially, how will it kill one kind of plant (weeds) while strengthening another (crop plants)
A. Correct: If the electricity used in the soil is going to eliminate the beneficial bugs too, then this will lead to a deleterious effect on crop plants instead of revolutionizing agriculture.
B. Rather than suggesting that the logic of the prediction is flawed, this serves to support the prediction: Farmers saving on chemicals would be part of the predicated agricultural revolution.
C. The argument does not take for granted that the use of electricity is always beneficial; it merely suggests that it would be of great to agriculture.
D. Correct: This statement properly identifies a problem with the prediction: It provides no reason to believe that the electricity would affect crop plants and weeds differently.
E. Rather than suggesting that the logic of the prediction is flawed, this serves to support the prediction: Changes in planting machines would be part of the predicted agricultural revolution.
The correct answers are A and D
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