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> 除莠剂
"除莠剂"相关考试题目
1.
下列说法中，与原文意思一致的是（）。 A．目前科学家已研制出的转基因作物有：棉花、玉米、西红柿、莴笋、西瓜、稻谷等 B．目前己种植的转基因作物有：棉花、玉米和西红柿 C．转基因作物具有抗除莠剂的特性、抗植物病毒的特性和抗某种害虫的特性 D．转基因作物对环境有危险
2.
除草剂是指可使杂草彻底地或选择地发生枯死的药剂,又称除莠剂。( )
3.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
4.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
5.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
6.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
7.
【名词解释】生物除莠剂
8.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
9.
根据文意，对“转基因作物”理解正确的一项是（） A．因环境影响脱氧核糖核酸的变化而产生额外特性的作物 B．能够产生抗除莠剂、抗植物病毒等额外基因的作物 C．一种利用移植其他生命体基因而形成的新的杂交作物 D．移植了其他生命体基因从而产生额外特性的作物
10.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
11.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
12.
根据文意，对“转基因作物”理解正确的一项是（） A．因环境影响脱氧核糖核酸的变化而产生额外特性的作物 B．能够产生抗除莠剂、抗植物病毒等额外基因的作物 C．一种利用移植其他生命体基因而形成的新的杂交作物 D．移植了其他生命体基因从而产生额外特性的作物
13.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
14.
德国Dammer推出一种能识别（ ）的喷雾器。它在田野移动时，能借助专门的电子传感器来区分庄稼和杂草，当发现只有这种草时，才喷出除莠剂。
15.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
16.
Genetic engineering holds great potential payoffs for farmers and consumers by making crops resistant to pests, diseases, and even chemicals used to kill surrounding weeds. But new research raises con...
17.
根据文意，对“转基因作物”理解正确的一项是（）。 A．因环境的影响脱氧核糖核酸的变化而产生额外特性的作物 B．能够产生抗除莠剂、抗植物病毒等额外基因的作物 C．种利用移植其他生命体基因而形成的新的杂交作物 D．移植了其他生命体基因从而产生额外特性的作物
18.
饮用水化学性污染主要来自工业废水、生活污水、农业上使用的杀虫剂、除莠剂等。
