The overuse of pesticides can lead to a threat to biodiversity. What is this threat? A. Decrease in soil fertility B. Increase in water pollution C. Decline in the number of pollinators D. Increase in the number of predators 相关知识点: ...
In pest control, integrated pest management (IPM) is an important approach. What is the main idea of IPM? A. Relying only on pesticides. B. Using a combination of methods to manage pests. C. Using only natural methods. D. Ignoring pests and hoping they will go away. ...
What is the future of pesticides?pesticidesHeins, C.FJournal of Environmental Health
What is the author’s attitude towards the environmental effects of pesticides? A. Pessimistic. B. Indifferent. C. Defensive. D. Concerned. 相关知识点: 试题来源: 解析 D 正确答案:D 解析:第2段最后一句提到,我们必须更加关注吸收少量杀虫剂的潜在后果,它们正在不知不觉地污染我们的世界。因此,作者对...
What is the main idea of the passage? A. The importance of pesticides in farming. B. The relationship between evolution and ecosystems. C. The negative effects of evolution on species. D. The role of sunlight in E. cosystems. 相关知识点: ...
The role of vitamin C as antioxidant in protection of oxidative stress induced by imidacloprid Pesticides may induce oxidative stress leading to generate free radicals and alternate antioxidant or oxygen free radical scavenging enzyme system. This st......
1 PESTICIDE BASICS - What is a pesticide? In the simplest sense, a pesticide is any substance that is used to kill something else. Pesticides include insecticides, herbicides, fungicides, sanitizers, disinfectants, rodent baits, snail baits, and pool chlorine. The official definition found in Foo...
lies in the different function each performs. A pesticide is a chemical substance that is used to kill, control, or repel pests, including mammals, fish, and insects. As the name implies, an insecticide affects only insects. This means that an insecticide is a subgroup of pesticides.
百度试题 题目What is the author's attitude towards the environmental effects of pesticides A.Pessimistic.B.Indifferent.C.Defensive.D.Concerned.相关知识点: 试题来源: 解析 D 反馈 收藏
B. Harmful to the environment. C. Cheap and easy to obtain. D. Increase plant growth. 相关知识点: 试题来源: 解析 B。解析:使用化学农药的潜在缺点是对环境有害。选项 A 快速杀死害虫是优点不是缺点。选项 C 便宜且容易获得不是缺点。选项 D 增加植物生长不是化学农药的作用。反馈 收藏 ...