The Zebra Mussel Crossword

This printable crossword puzzle on the topic of Ecology & Evolution has 28 clues. Answers range from 4 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Description

a small freshwater relative of jellyfish
a waterbird that is smaller than a goose
a material that removes small particles from water
a chemical that i added to water to kill germs
organisms that hunt and kill their food
water from lawns, roads, sidewalks and fields that carries garbage and pollutants into sewers, lakes and streams
a form energy that lets you see
got in the way
heating up
an organism's role or job in an ecosystem
place where spilled water collects in the bottom of a boat
garbage and chemicals that get into water and make it dirty or unsafe
type of station that makes electricity from moving water
immature form of insects
idea or possible exlanation
water pumped into boats to prevent them from tipping
small plant-like organisms found in water
helps or makes better
exotic bivalve found in the Great Lakes
a type of organism that has been moved to a new ecosystem
stuff added to plants to help them grow
an exotic species from the Black Sea
country that Trump wants to build a wall to block
a type of shellfish like a mussel or a clam
harmful or fatal
hard protective outer covering on mussels
type of native mussel in the Great Lakes
organisms that make their own using sunlight

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