In which form does usable energy enter the earth's system and to what form of energy is all of this energy finally converted?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils