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Linnaeus' two-part name system; the first name of the organism is the genus to which it belongs...
a molecule that accelerates (speeds up) a chemical reaction, by lowering its activation energy,...
can be broken down, in a reasonable amount of time, into its base compounds by micro-organisms...
the variation of life forms within a given ecosystem; often used as a measure of the health of...
all the ecosystems on the Earth, all the species within these ecosystems and the genetic...
fuel obtained from plant sources such as maize; soya beans and sugar cane.
study of the geographical distribution of plants and animals.
a book about the life of a person, written not by that person but by someone else.