निम्नलिखित में से किसके पास चार कक्षीय हृदय होता है?

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RRB NTPC CBT 2 Level -6 Official paper (Held On: 9 May 2022 Shift 1)
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  1. मोर
  2. समुद्री घोड़ा(अश्‍वमीन)
  3. मेंढक
  4. मछली

Answer (Detailed Solution Below)

Option 1 : मोर
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सही उत्तर मोर है। 

Key Points

  • मोर का हृदय चार कक्षों वाला होता है।
  • मोर भारत का राष्ट्रीय पक्षी है और इसका वैज्ञानिक नाम पावो क्रिस्टेटस है।
  • मोर का वर्गीकरण:
    • किंगडम: जन्तु
    • फाइलम: कॉर्डेटा
    • सबफाइलम: कशेरुका
    • महावर्ग: टेट्रापोडा
    • वर्ग: एवेस
    • क्रम: गैलीफोर्मेस
    • परिवार: फासियानिडे
    • जाति: पावो
    • प्रजाति: क्रिस्टेटस

Additional Information

  • मेंढक उभयचर वर्ग से संबंधित है और इसमें 2 अलिंद और 1 निलय के साथ तीन-कक्षीय हृदय होता है।
  • मछलियों में दो कक्षीय हृदय होता है।
  • अश्‍वमीन (Sea horses) का ह्रदय दो-कक्षीय होता है। ​
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