1.

Find out the adverse effects of chemical fertilizers need for growing the high yielding varieties of crops.

Answer»
  • Chemical fertilizers pollute lakes, rivers and streams. 
  • They destroy beneficial soil life including earthworms. 
  • By using chemical fertilizers, we can get high yielding for only 20 to 30 years. 
  • After that soil becomes reluctant to plant growth. 
  • Chemical fertilizers damage soil fertility. 
  • Make certain crops vulnerable to diseases.
  • Prevent some plants from absorbing needed minerals. 
  • Food produced by using chemical fertilizers do not taste as good.


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