举一反三
- 中国大学MOOC: For the topic of Genetically Modified Crops: food or poison, what is the problem with the specific purpose statement “genetically modified crops”?
- Genetically modified crops cannot be a possible solution to food crisis.
- According to the text Are biotech foods safe to eat, what are the benefits of genetically modified food? ( ). A: Increased food supply B: Drought tolerance C: Increased pest and disease resistance D: Antibiotic resistance
- There is a scientific consensus based on solid evidence and data that currently available food derived from genetically modified crops poses significantly greater risk to human health than conventional food, but the safety of genetically modified food is a leading concern with critics
- Opponents to genetically modified foods encourage scientist and policy makers to apply the precautionary principle to the approval of new products. What does this principle require? A: Research shows that the benefits outweigh the risks associated with the product. B: Tests on rodents have shown that the products are not a carcinogen. C: Research has demonstrated proof of no harm before products are approved. D: The facilities that manufacture the product have been inspected and are certified.
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23. Opponents to genetically modified foods encourage scientist and policy makers to apply the precautionary principle to the approval of new products. What does this principle require? A: Research shows that the benefits outweigh the risks associated with the product. B: Tests on rodents have shown that the products are not a carcinogen. C: Research has demonstrated proof of no harm before products are approved. D: The facilities that manufacture the product have been inspected and are certified.
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New research raises new concerns that altering crops to withstand such threats may pose new risks from （） the weeds themselves. A: anything but B: other than C: more than D: none other than
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Which of the following is not one of the cash crops that most food modifications have primarily focused on?
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Those who take risks they regret later on ______ . A: will often become more cautious B: are usually very aggressive C: value immediate benefits most D: may lose everything in the end
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智慧职教: GMO是转基因生物 (genetically modified organism)的缩写。