Which of the following is an example for Perennial weed?

  1. Plantago sp.
  2. Canada thistle
  3. Cyprus rotundus
  4. Wild carrot

Answer (Detailed Solution Below)

Option 3 : Cyprus rotundus
Free
CT 1: Agronomy (Types of Soils in Rajasthan राजस्थान में मृदा के प्रकार)
10 Qs. 30 Marks 8 Mins

Detailed Solution

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The correct answer is Cyprus rotundus

  • Cyprus rotundus is an example of a Perennial weed.
  • Perennial weeds: these are the weeds that complete their life cycle in more than two years.
  • Other examples for perennial weed: 
  • Shallow rooted: Cynodon, Agropyron
  • Deep-rooted: Cyprus rotundus, Sorghum helpens
     

Additional Information

  • Biennial weeds: these are the weeds that complete their life cycle in two years.
  • Examples: Plantago sp., Canada thistle, Wild carrot, etc

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