The scientist who introduced the system of scientific nomenclature of organisms is (b) Carolus Linnaeus.
Explanation: Carolus Linnaeus is considered the “father of taxonomy” and developed the system of binomial nomenclature, where each organism is given a two-part Latin name consisting of a genus and a species name.
Key points about the other options:
Robert Whittaker: He is known for his system of classifying organisms into five kingdoms (Monera, Protista, Fungi, Plantae, and Animalia).
Robert Hooke: He is famous for his discovery of cells.
Ernst Haeckel: He proposed the term “Protista” to classify organisms that were neither plant nor animal.