Question
जिम्नोस्पर्म्स (आवृत्तबीजियों) में परागण और निषेचन की क्रियाविधियों को समझाइए।
Answer :
Word Count : 210
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Skip in 10
जिम्नोस्पर्म्स में परागण की प्रक्रिया मुख्यतः पवन द्वारा होती है, जिसे अनुवर्ती परागण कहा जाता है। जिम्नोस्पर्म्स में पौधों के प्रजनन अंग पृथक होते हैं। नर पुष्पों में परागकोष (pollen sac) होते हैं जो परागकण (pollen grains) उत्पन्न करते हैं। परागकण में पुरुष प्रजनन कोशिकाएँ होती हैं। मादा
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