BIO 3303 Final Exam Questions And Answers

BIO 3303 Final Exam Questions And Answers Biomes - ANS Biotic units classified by main plant types What is the difference between a woodland and a forest? - ANS A forest has a closed canopy What drives terrestrial biomes? - ANS Annual temperature and precipitation as well as topography, soil, and disturbances How does solar radiation influx with latitude? - ANS Temperature decreased from equator going to the poles which gives rise to greater seasonal variation How does leaf form classify biomes? - ANS The longevity of the leaves Deciduous - ANS Leaf lives for 1 year or 1 growing season where the leaves are lost in the winter or in drought Evergreen - ANS Leaves live beyond one year and can be further classified into broad-leaf where there is no distinct growing season or needle-leaf where the growing season is short Climate Diagrams - ANS Describe local climate by comparing climates of biomes based on location, temperature, precipitation Tropical rain forests at the equator - ANS Dominated by broad-leaf evergreens, warm throughout the year, daily precipitation with low seasonal variation Dry Tropical rain forests - ANS Rain forests with greater seasonal variation, low precipitation, drought deciduous plants, and a green wet season Savanna - ANS Semi arid, seasonal rainfall, range of vegetation, ground cover of grasses, scattered trees and shrubs, overall less precipitation than forests and some variation in temperature Grasslands - ANS Temperate, vary in climate, precipitation is the limiting factor for trees, exist by fire intervention by humans, mid latitudes Tall grass prairie - ANS Dominated by tall (1m) grass Mixed grass prairie - ANS Dominated by needle grass Short grass prairie - ANS Dense and sod forming and are replaced by desert grassland (3 awn grass) Annual grassland - ANS Rainy winters and hot/dry summers with a mediterrainian climate, limited in geographic size Deserts - ANS Diverse, dry, low precipitation Where are temperature deserts located? - ANS Rain shadows Where are cool deserts located? - ANS Cooler latitudes and high elevations and include desert scrub (sage brush and shade scale)