Which compound is used as insecticide?

The organophosphates are now the largest and most versatile class of insecticides. Two widely used compounds in this class are parathion and malathion; others are Diazinon, naled, methyl parathion, and dichlorvos.

What is the most common insecticide?

The most commonly used insecticides are the organophosphates, pyrethroids and carbamates (see Figure 1). The USDA (2001) reported that insecticides accounted for 12% of total pesticides applied to the surveyed crops. Corn and cotton account for the largest shares of insecticide use in the United States.

Which of the following compound is insecticide?


Which of the following is used as insecticide?

Tiger beetles are biological control agents in agroecosystems which live on the surface of the soil, where they capture and consume a wide assortment of soil dwelling insects, including caterpillars, wireworms, maggots, ants, aphids and slugs and thus, is used as a biological insecticide.

Which aromatic compound is used as an effective insecticide?

DDT is effective insecticide particularly for mosquito, flies and other crop pests. It is used to eradicate malaria by killing mosquito. It is toxic to human and other animals, birds, fishes.

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What is the difference between insecticide and pesticide?

Answer: Pesticides are chemicals that may be used to kill fungus, bacteria, insects, plant disease, etc. … An insecticide is used to specifically target and kill insects.

What is natural insecticide?

Natural pesticides are pesticides that come from natural sources—generally plant or mineral derivatives. … Rotenone is also a neurotoxin, and was initially identified (along with several related compounds) in a crude plant extract used by primitive people to paralyze fish.

Which one is insecticide?

Insecticides are pesticides that are formulated to kill, harm, repel or mitigate one or more species of insect. Insecticides work in different ways. Some insecticides disrupt the nervous system, whereas others may damage their exoskeletons, repel them or control them by some other means.

Which halogen is used as insecticide?

The Chemical Structure of DDTDDT (dichlorodiphenyltrichloroethane) is an organochlorine used as an insecticide. It is now banned in the United States because of its potential harmful effects on human health. Key: chlorine atoms: green, carbon atoms: black, hydrogen atoms: white.

What happens if you breathe in insecticide?

Many insecticides can cause poisoning after being swallowed, inhaled, or absorbed through the skin. Symptoms may include eye tearing, coughing, heart problems, and breathing difficulties.

What are the 4 main modes of action of insecticides?


Brown (1951) has classified insecticides into five groups, based on mode of action: (l) physical poisons, (2) protoplasmic poisons, (3) respiratory poisons, (4) nerve poisons, and (5) poisons of a more general nature.

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