1. What is the process by which a species becomes better suited to its environment?A. VariationB. AdaptationC. SelectionD. Adjustment2. Of the four plant groups which one probably evolved first?A. AngiospermsB. FernsC. MossesD. Gymnosperms3. Which one of the following is an example of a postzygotic reproductive barrier?A. Hybrid sterilityB. Habitat isolationC. Incompatible anatomyD. Gamete isolation4. Most fungi live by decomposing the remains of plants animals and microbes found insoil. That is why most fungi are calledA. mushrooms.B. saprotrophs.C. lichens.D. mycelium