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Pesticides Video Lecture - BPSC (Bihar)

FAQs on Pesticides Video Lecture - BPSC (Bihar)

1. What are pesticides and how do they work?

Ans. Pesticides are chemical substances used to kill or control pests, such as insects, weeds, and fungi. They work by interfering with the pests' biological processes, disrupting their growth, reproduction, or feeding habits. This ultimately leads to the pests' death or decreased population.

2. Are pesticides harmful to human health?

Ans. Pesticides can potentially be harmful to human health, depending on their toxicity and the level of exposure. Short-term exposure to high levels of certain pesticides can cause immediate health effects, such as skin irritation, respiratory problems, or even poisoning. Long-term exposure or exposure to low levels over time may be linked to chronic health issues, including cancer, neurological disorders, and reproductive problems.

3. What are the environmental impacts of using pesticides?

Ans. The use of pesticides can have various environmental impacts. Pesticides can contaminate soil, water bodies, and air, affecting not only the targeted pests but also non-target organisms, including beneficial insects, birds, and aquatic life. Pesticides can also accumulate in the food chain, potentially posing risks to humans and wildlife. Additionally, excessive pesticide use can contribute to the development of pesticide-resistant pests and disrupt ecosystems.

4. Are there alternatives to using pesticides?

Ans. Yes, there are alternatives to using pesticides. Integrated Pest Management (IPM) is an approach that combines multiple pest control methods to minimize pesticide use. This approach focuses on prevention, such as using resistant crop varieties, practicing crop rotation, and promoting natural predators of pests. Other alternatives include biological control, where beneficial insects or organisms are introduced to control pests, and cultural practices, such as proper irrigation and weed management.

5. How are pesticides regulated?

Ans. Pesticides are regulated by governmental agencies responsible for ensuring their safe and proper use. In many countries, there are specific regulations and laws that govern the registration, labeling, sale, and use of pesticides. These regulations typically include rigorous testing and evaluation of the pesticide's efficacy and potential risks to human health and the environment. Additionally, pesticide applicators may need to obtain licenses or certifications to handle and apply pesticides safely.

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Jan 15, 2025 Last updated

Pesticides for BPSC (Bihar)2025 is part of BPSC (Bihar) preparation. The notes and questions for Pesticides have been prepared according to the BPSC (Bihar) exam syllabus. Information about Pesticides covers all important topics for BPSC (Bihar)2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Pesticides.

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