The kidneys in human beings are a part of the system for
nutrition
respiration
excretion
transportation
In human beings, the kidneys are a part of the system for excretion.
Match the standard/stated cofactors in Column I with their respective enzymes in Column II 
Match the immunological statements in Column I with the appropriate descriptions from Column II. 
Match the syndromes listed in Column I with the cause/symptoms listed in Column II. 
Match the hormones/precursors listed in Column I with their chemical type in Column II and the tissue of origin listed in Column III. 
आप अदिति / आदित्य हैं। आपकी दादीजी को खेलों में अत्यधिक रुचि है। ओलंपिक खेल-2024 में भारत के प्रदर्शन के बारे में जानकारी देते हुए लगभग 100 शब्दों में पत्र लिखिए।