Which is necessary to release seeds from cones of pine and eucalyptus species?

پائن اور یوکلپٹس پرجاتیوں کے شنک سے بیج جاری کرنے کے لئے کون سا ضروری ہے؟
  • Answer: Fire
Explanation
  • Fire is necessary for species like pine and eucalyptus to release seeds from their cones, a process called serotiny.
  • These species rely on fire to open their cones and release seeds for regeneration.
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