DSST Environment Science Study Questions and Answers

taiga A cool forest biome of conifers in the upper Northern Hemisphere; Largest biome tundra Biome associated with tree growth greatly hindered by low temps and short growing season; in the extreme north strip farming cultivating crops in parallel strips that can be harvested and tilled at different times - ensures that some areas will always be covered by vegetation and helps maintain soil nutrients. disinfection adding chlorine is an example of this water treatment; process of adding chemicals to kill bacteria WWF (World Wide Fund for Nature) classified the world's biomes into 14 different types Ogallala Aquifer aquifer that stretches from South Dakota to Texas (largest US aquifer) compressed organic materials main ingredient the produces fossil fuels too much phosphorus promotes algea chlorination disinfection of water by the addition of small amounts of chlorine or a chlorine compound to kill bacteria oil liquid that doesn't mix with water; not an alternative to fossil fuel meltdown what happened at Chernobyl Nuclear Reactor in 1986 rangeland you find a shortgrass prairie in this environment 8.5% with 85 deaths in a population of 1000, what is death rate?