CBSE Science Class 8

Crop Production and Management

Crop Production and Management - Chapter Wise CBSE Solved Question and Answer Based On NCERT

Short Q&A:

Q1: Define crop along with examples
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Q2: Differentiate between kharif and rabi crops
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Q3: Name all the activities involved in agricultural practices for crop production
  • Preparation of soil by tilling and levelling
  • Sowing of seeds into prepared soil
  • Adding manure and fertilisers for replenishment and enrichment of soil and healthy growth of crops
  • The supply of water to crops at appropriate interval called as irrigation
  • Protecting from weeds by using weedicides
  • Harvesting of crops by machines
  • proper storage of crops to protect them from harmful effects of pests and microorganisms
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Q4: What do you mean by preparation of soil?
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Q5: Why loosened soil is important for cultivation of crops?
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Q6: Define ploughing.
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Q7: Label the following Diagram:

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Q8: Write a paragraph in your own word on each of the following:
  1. Tilling
  2. Weeds
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Q9: Write shorts notes on:
  1. Showing of seeds
  2. Threshing
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Q10: Define plough and all of its part with the help of a labelled diagram.
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Q11: Define hoe and all of its part with the help of a labelled diagram.
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Q12: What are the advantages of a cultivator over plough for the purpose of ploughing?
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Q13: How could you separate good and healthy seeds from the damaged ones?
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Q14: Write a short notes on tools used for sowing seeds.
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Q15: What are the advantages of a seed drill used for sowing?
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Q16: Why an appropriate distance between the seeds while sowing is important?
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Q17: How could we supply nutrients to the soil?
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Q18: Differentiate between manure and fertilizers.
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Q19: What do you understand by manuring and what are the harmful effects of improper or insufficient manuring?
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Q20: How could we prepare organic manure?
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Q21: Given three plants A, B and C , A is supplied with proper manure, B is supplied with manure but not in sufficient quantity, C is not supplied with any kind of manure, which of these A, B and C will show better growth and why?
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Q22: What are the harmful effects of fertilisers?
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Q23: What is crop rotation? How it helps in replenishment of the soil?
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Q24: State advantages of manure
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Q25: What is irrigation and its importance?
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Q26: Why we should supply more water to crops during summer season?
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Q27: Explain traditional methods of irrigation.
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Q28: Explain modern methods of irrigation.
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Q29: What do you understand by weeds and weedicides?
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Q30: What is the best time for the removal of weeds from the field?
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Q31: What is harvesting and how it is done?
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Q32: Why proper storage of crop products is important?
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Q33: How large scale storage of grains is done? How food grains are stored at home?
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Chapter 1 Crop Production and Management