When the Linnaean system of classification was first developed in the early 1700s, it had 2 kingdoms. By the mid-1900s, it had 5 kingdoms. Which best explains why the number of kingdoms increased.
~ Many new animals were discovered during that time which meant the animal kingdom needed to be divided.
~ More kindoms were needed once non-living things, such as viruses, were included in the classification system.
~ New kingdoms were needed that reflected our growing knowledge of the differences between living organisms.
~ The original 3 kingdoms soon filled up with discovered species whic

Question

When the Linnaean system of classification was first developed in the early 1700s, it had 2 kingdoms. By the mid-1900s, it had 5 kingdoms. Which best explains why the number of kingdoms increased. 
~ Many new animals were discovered during that time which meant the animal kingdom needed to be divided. 
~ More kindoms were needed once non-living things, such as viruses, were included in the classification system. 
~ New kingdoms were needed that reflected our growing knowledge of the differences between living organisms. 
~ The original 3 kingdoms soon filled up with discovered species whic

anonymous · Answer

* which created a need for additional kingdoms.