Quantum technology is revolutionizing the next generation of intelligent and secure sensing systems.This review explores how quantum sensors—leveraging principles of superposition, entanglement, and quantum tunneling—can be integrated with Internet of Things (IoT) and cloud computing infrastructures to achieve ultra-high precision, real-time analytics, and quantum-secure communication.It discusses the fundamental mechanisms of quantum sensing, sensor architectures, and hybrid quantum-classical data models.The paper also reviews Quantum-Enabled IoT (QIoT) frameworks, Quantum Cloud Computing (QCC) platforms such as IBM Quantum and AWS Braket, and highlights challenges including decoherence, scalability, and standardization.Finally, it presents the future direction of Quantum Industry 5.0, emphasizing sustainable, secure, and intelligent cyber-physical systems powered by quantum innovation.