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What points should be kept in mind while spraying pesticides in fields?
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What points should be kept in mind while spraying pesticides in fields...
1. Keep the insecticides in closed, properly labeled containers.

2. The containers containing pesticides should be stored in a dry and cool place away from food and fodder. The place used for storing pesticides should be out of the reach of children and animals.

3. Use the pesticides strictly according to the instructions given on the container.

4. Use only the recommended doses of the pesticides.

5. The nozzle and other parts of the sprayer should never be cleaned with the mouth.

6. Persons handling pesticides should avoid the contact of the pesticides with their skin and inhalation of vapors or mists. They should wear rubber gloves and the face should be covered with a suitable mask.

7. The operators should not smoke, eat or drink anything while applying pesticides. While spraying in open fields, the direction of the wind should be kept in mind.

8. After spraying pesticides, the operators should wash their hands and face with soap and should take a bath and change their clothes. The clothes worn by them during operations should be washed properly.

9. The various containers such as buckets, ladler, etc. used for mixing pesticides should be washed properly after the operation.

10. A first-aid box should be kept ready while pesticides are being applied.
 
11. In case pesticides are inhaled or consumed accidentally, a doctor should be called at once after giving the first aid. It is very important that the persons handling the pesticides should have proper knowledge of the first aid to be given in case of an emergency.
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NCERT TEXTBOOK QUESTIONS SOLVED Q. 1. What are the different ways in which water gets contaminated?Ans. Water gets contaminated in the following ways:(i) Many industries discharge harmful chemicals to rivers and streams.(ii) Water gets contaminated when sewage is disposed off in rivers.(iii) Pesticides, weedicides and other chemicals also dissolve in water and get contaminated.(iv) Breeding of microorganisms makes water polluted. Q. 2. At an individual level, how can you help reduce air pollution?Ans. By this process we can reduce air pollution:(i) We should plant trees to reduce the level of carbon dioxide and air pollution.(ii) By using CNG and unleaded petrol in our vehicle.(iii) By using public transport as far as possible.(iv) By giving general awareness about air pollution to our family and friends. Q . 3. Clear, transparent water is always fit for drinking. Comment.Ans. Clear, transparent water is always fit for drinking. This is not true, because many microorganisms are present in it. So we should clean it by boiling. Q. 4. You are a member of the municipal body of your town. Make a list of measures that would help your town to ensure the supply of clean water to all its residents.Ans. A list of measures that would help our town to ensure the supply of clean water to all its residents–(i) Proper cleaning of water tank.(ii) Chlorine tablets should be made available.(iii) To get clean water in every household, it is necessary that water reaching the houses should be treated. Q. 5. Explain the differences between pure air and polluted air.Ans. Pure air is free from germs and harmful gases. It contains 78% nitrogen, 21% oxygen and small amount of other gases and dust particles.Polluted air contains harmful gases and unwanted substances. Q. 6. Explain circumstances leading to acid rain. How does acid rain affect us?Ans. Some pollutants like sulphur dioxide and nitrogen dioxide react with the water vapour present in the atmosphere to form sulphuric acid and nitric acid. The acid drops down with rain, making the rain acidic. This is called acid rain. Acid rain affects us in many ways.(i) Acid rain corrodes the marble of the monument.(ii) Acid rain damages building and sculptural materials.(iii) Acid rain damages fresh water also.(iv) Acid rain also damages our crops and makes it poisonous.(v) Acid rain damages the leaves of plants. Q. 7. Which of the following is not a greenhouse gas?(

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What points should be kept in mind while spraying pesticides in fields?
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What points should be kept in mind while spraying pesticides in fields? for Class 8 2025 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about What points should be kept in mind while spraying pesticides in fields? covers all topics & solutions for Class 8 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What points should be kept in mind while spraying pesticides in fields?.
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