Biology Environmental Issues part 17 (Agro chemicals: Insecticides, Pesticides) class 12 XII | Summary and Q&A

15.3K views
August 10, 2015
by
LearnoHub - Class 11, 12
YouTube video player
Biology Environmental Issues part 17 (Agro chemicals: Insecticides, Pesticides) class 12 XII

TL;DR

Insecticides and pesticides are used to protect plants from insects and pests, but excessive use can harm non-target organisms, lead to soil and water pollution, and disrupt the food chain.

Install to Summarize YouTube Videos and Get Transcripts

Key Insights

  • 🌱 Insecticides and pesticides improve crop productivity by protecting plants from insects and pests.
  • 🚱 However, these chemicals can harm non-target organisms and lead to soil and water pollution.
  • 😋 Excessive use of insecticides and pesticides can disrupt the food chain and negatively impact the soil ecosystem.
  • 😒 Organic farming minimizes the use of chemicals, aiming for safer and more sustainable crop production.
  • 😒 Organic fruits and vegetables are more expensive due to the avoided use of harmful chemicals.
  • 🎙️ Healthy cropping patterns, such as crop rotation, can contribute to increased crop productivity.
  • 🚾 The close relationship between plants, soil, and water means that pollution in one can affect the others.

Transcript

hello friends this video on environmental issues part 17 is brought to you by exam feel calm no more fear from exam so now the next objects which I finished for you using crop productivity that is insecticides and pesticides now with manuals and fertilizers what we try to do is we try to improve the quality of the soil we try to provide more nutrie... Read More

Questions & Answers

Q: Why are insecticides and pesticides used in crop productivity?

Insecticides and pesticides are used to eliminate insects and pests that harm plants, ensuring better crop productivity.

Q: What are the potential negative effects of excessive use of insecticides and pesticides?

Excessive use of these chemicals can harm non-target organisms, lead to soil and water pollution, and disrupt the food chain.

Q: What is organic farming?

Organic farming involves minimal use of chemicals or no chemicals at all in order to produce crops. It aims to avoid the negative impacts of excessive chemical use.

Q: Why are organic fruits and vegetables more expensive?

Organic fruits and vegetables do not contain harmful chemicals as they are grown without the use of insecticides and pesticides, making them safer but more costly to produce.

Summary & Key Takeaways

  • Insecticides and pesticides are applied to protect plants from insects and pests, improving crop productivity.

  • However, these chemicals can harm non-target organisms and lead to soil and water pollution.

  • Excessive use of insecticides and pesticides can disrupt the food chain and have adverse effects on the soil ecosystem.

Share This Summary 📚

Summarize YouTube Videos and Get Video Transcripts with 1-Click

Download browser extensions on:

Explore More Summaries from LearnoHub - Class 11, 12 📚

Summarize YouTube Videos and Get Video Transcripts with 1-Click

Download browser extensions on: