Concept:Feeding farm animals supports energy, growth, and health, but does not directly produce inorganic manure.
Explanation:Animals need feed to produce energy for work and daily activities.
Nutrients from feed help in building and repairing body tissues.
Proper feeding strengthens immunity and protects animals from diseases.
Animal waste, such as dung, gives organic manure, not inorganic manure.
Hence, producing inorganic manure is not a valid reason for feeding farm animals.
Answer:C. production of inorganic manure