This printable crossword puzzle on the topic of Ecology & Evolution has 20 clues. Answers range from 6 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
a variable (often denoted by x ) whose variation does not depend on that of another.
not consistent or having a fixed pattern; liable to change.
a variable (often denoted by y ) whose value depends on that of another.
a person or thing situated away or detached from the main body or system.
the difference between a measurement and the true value or between two measured values.
the regions of the surface and atmosphere of the earth or another planet occupied by living organisms.
physical rather than biological; not derived from living organisms.
relating to or resulting from living organisms.
all the inhabitants of a particular place.
a group of people living in the same place or having a particular characteristic in common.
interaction between two different organisms living in close physical association, typically to the advantage of both.
the doctrine that mutual dependence is necessary to social well-being.
an association between two organisms in which one benefits and the other derives neither benefit nor harm.
the practice of living as a parasite on or with another animal or organism.
a biological community of interacting organisms and their physical environment.
the act of leaving one's own country to settle permanently in another; moving abroad.
the action of coming to live permanently in a foreign country.
is an organism that is not native to the place or area where it is considered introduced and instead has been accidentally or deliberately transported to the new location by human activity.
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.
is the process most living things undergo to use food energy. Here we will investigate the definition