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Doctors Medicines MCQs Q&A

Which one of the following is a facultative weed?

Which one of the following is a facultative weed? Correct Answer <em>Euphorbia hirta</em>

The correct answer is Euphorbia hirta.

  • Facultative weeds are grown both as wild and in cultivated habitats.
  • Examples: Argemone mexicana, Euphorbia hirta.
  • Obligate weeds are grown only in the cultivated/otherwise disturbed land.
  • Never found in wild form.
  • Examples: Chenopodium, Convolves arvensis

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