KCET 2016 Biology Solved Paper

As we go from kingdom to species in a taxonomic hierarchy, the number of common characteristics will increase. For example, kingdom Plantae has mango tree (Mangifera indica) and unicellular algae Chlamydomonous, but they have only one similarity that both produce chlorophyll and have cell wall. Whereas, organisms belonging to same species share similar structure and function and can interbreed to produce fertile offspring.