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Plant Breeding. — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYPlant Breeding.2 Marks
Question
State any one advantage and one disadvantage of polyploid breeding.
✓

Answer

  1. Advantage: Polyploidy often exhibits hybrid vigour and increased tolerance to biotic and abiotic stresses.
  2. Disadvantage: Polyploidy results in reduced fertility due to meiotic error resulting in seedless varieties.

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