This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 9 to 25 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
genetic change in a popularity species
inherited helpful traits increase an chance of survival
discovered theory of how evolution occurs
having a surplus of offspring to have a greater chance of keeping their species growing
plants or animals bred to get selected trait offspring
limited resources allow only some individuals to survive those with most useful traits
Offspring vary in genetic traits color, size, ect.
organism separated by a geographic featured and cannot move with the rest of species
having more species than before
got genetic information from mother or father