Question

14. What threats to nature do chemical fertilizers, pesticides, insecticides and herbicides
pose? (AS 6)​

Answer 1

Answer:

Explanation:

1. They change the Ph of the soil. And contaminate the soil.

2. They kill the various microbes, plant species which may effect the entire ecosystem.

3. Long term use of chemicals can also cause green house effect. It contaminate the groundwater as chemical fertilizers, pesticides, insecticides and herbicides are water soluble.

4. Can also kill the non-target insects and weeds.

5. They may cause many diseases like nausea, vomiting, headache, weakness and difficulty in breathings.

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