国开电大本科《理工英语4》机考第四大题阅读理解选择题库.doc

PAGE PAGE 1 国开电大本科《理工英语4》机考题库 第四大题 阅读理解选择题 说明：资料整理于2023年4月,适用于国开电大期末机考考试。 A According to experts,the advantage of modified food is that it helps in preventing the occurrence of allergies and also has along shelf life.However,a major portion of the population is against the consumption of genetically modified food and is concerned about its disadvantages.If you are also confused about the consumption of genetically modified food,read through the pros and cons given below and decide for yourself. Advantages of Genetically Modified Foods ●One of the most prominent advantages of genetically modified food is that it helps in controlling the occurrence of certain diseases.Certain foods cause allergy to people.Their genetic modification alters the DNA system of these foods,thereby making them non-allergic. ●Another major advantage of such type of foods is that they grow faster than their traditionally grown counterparts.As a result,there is greater productivity and more food. ●A person need not bother about any additional costs,such as buying chemicals and pesticides,when it comes to genetically engineered food.The food is naturally pest-resistant. ●Farming these foods can be a great way to fight world hunger.Since these crops grow faster or more effectively,increased production would help countries wherein crops may not normally prosper because of less than desirable environmental conditions. ●The increased shelf life of these food products helps in reducing the quantity of rotten food. Disadvantages of Genetically Modified Foods ●The biggest disadvantage of genetically modified food is that they have harmful effects on the human body.The consumption of these genetically engineered foods can lead to development of diseases that are immune to antibiotics. ●Chances of developing cancer are high in people who regularly consume engineered food. ●Since it is an unnatural way of producing foods,there is an increased health hazard such as allergens,transfer of antibiotic res