BIOL 198 KSU Module 6 Plant Biology Review Questions and correct Answers

How are Lichens formed? Lichens form from a mutual relation of Algae and Fungus What is a lichen good for? Early colonizers of bore rock, organisms eat them, they provide cover for small organisms, and weavers can use them for dye Where is Red Algae common? Red algae is more common in water. Has been found 260m deep Where is Green Algae common? Green algae is more common on land, and shares plant characteristics Why are algae important to humans? Food, additives, medicine What biochemical and structural evidence supports that plants and green algae are thought to have common ancestors? They share cellulose, and have rich cell walls, and there is molecular support as well What does the life cycle of Chara have that is similar to plants? It has a haploid and diploid stage, and follows a life cycle What are the main challenges that needed to be overcome in order for plants to live on land? Desiccation Gravity Mating Air doesn't filter harmful UV rays What features of the terrestrial environment made it advantageous for plants to invade land? Sunlight is abundant, less filter for chlorophyll CO2 is more readily available No predators early on What are the adaptations plants have developed to live today? Defenses Live close to water, to combat dryness Colonized communities with high humidity All algae are __________ Eukaryotes What are the 4 major types of plants? Bryophytes, Seedless Vascular Plants, Gymnosperms, and Angiosperms