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Give one word for the following (a) Farming without the use of chemicals as fertilizers, herbicides and pesticides is known as ———. (b) Growing of wheat and groundnut on the same field is called as ———. (c) Planting soyabean and maize in alternate rows in the same field is called as ———. (d) Growing different crops on a piece of land in pre-planned succession is known as———. (e) Xanthium and Parthenium are commonly known as———. (f) Causal organism of any disease is called as ———.

ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
  • Farming without the use of chemicals as fertilizers, herbicides and pesticides is known as organic
  • Growing of wheat and groundnut on the same field is called as mixed cropping.
  • Planting soyabean and maize in alternate rows in the same field is called as inter cropping.
  • Growing different crops on a piece of land in pre-planned succession is known as crop rotation.
  • Xanthium and Parthenium are commonly known as weeds.
  • Causal organism of any disease is called as pathogen.
Science · Class 9