Answer Happy

The high diversity of species in the Kingdom Animalia and Plantae is the result of almost four billion years of evolution. Also, the evolution reflects the adaptations of species to the changing environments and can result in altered genes, traits, and new species. State five (5) hallmark characteristics shared by all members in the phylum Chordata. a. b. C. 1 2 3 4 Stem Propose a cladogram that showed the evolutionary relationship between the three subphyla of the phylum Chordata. [1 mark] Characteristic Table 1 shows the characteristic of four major groups in the gymnosperms (Kingdom Plantae). Table 1 Leaves Sexuality Pollen producing Dispersal of pollen : 1 : Palmlike, Straight, rarely branching Large compound leaves Dioecious Large strobili Beetles or wind 2 Based on the data in Table 1, identify group 1, 2, 3 and 4. Diffusely branching, tree Fan-shaped and two-lobes Dioecious Group Small strobili Wind 3 Lianas or tree Opposite or whorl Monoecious Resembles flower Wind, sometimes insect 4 [5 marks] Tree Needle like in fasicles Monoecious Small strobili Wind [4marks]