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निम्नलिखित में से किस/किन मूलतत्त्व/मूलतत्त्वों की हीनता‚ हड्डियों की कमजोरी के लिए उत्तरदायी है?1. कैल्सियम 2. ़फास़्फोरस3. नाइट्रोजन 4. कार्बन नीचे दिए गए कूट का प्रयोग कर सही उत्तर चुनिए।

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Biology (जीव विज्ञान ) MCQs


निम्नलिखित में से किस/किन मूलतत्त्व/मूलतत्त्वों की हीनता‚ हड्डियों की कमजोरी के लिए उत्तरदायी है?<br />1. कैल्सियम 2. ़फास़्फोरस<br />3. नाइट्रोजन 4. कार्बन नीचे दिए गए कूट का प्रयोग कर सही उत्तर चुनिए।






 
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