11 terms

Aquatic Adaptations

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Covalent bond
Bond formed by two atoms sharing electrons
Polar molecule
Molecule that has slightly positive and negative ends
Adaptation
A physical, chemical, or behavioral feature that helps an organism survive
Plankton
Organisms that float on the surface of the water
Nekton
Organisms that swim in the water column
Benthos
Organisms that live on the bottom of a lake, stream, or ocean
Homeostasis
The ability of an organism to keep its body in balance
Gills
Structures found in fish that help maintain oxygen/carbon dioxide balance
Fibrous roots
Roots that hold deep into mud
Aerial roots
Roots that help plants that grow in stagnant water get air
Stilt roots
Roots that help plants growing in salt water get fresh water