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Science Unit B, Chapters 3 & 4 Crossword Puzzle

Across
To receive characteristics from an organism's parents
The qualities an organism has
Animals with a backbone
A physical feature or behavior that helps an organism survive
All the living and nonliving things in an environment
Down
They make their own food
Living things that eat other living things
Organisms that break down plant and animal waste and remains
A behavior that is inherited
Animals without a backbone
To arrange objects according to their characteristics