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

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؟
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.