Plankton, Mollusks, & Fish

Which is NOT a Mollusk?

• Gastropod

• Cephalopod

• Bivalve

• Phytoplankton

Bivalves act as...

• Natural Filters for our fresh and saltwater systems

• apex consumers

• producers, creating energy from the Sun

• temperature regulators

Tags

NGSS.MS-LS2-2

Gastropods can have or do all of the following, EXCEPT...

• Eye(s)

• Muscular Foot

• Live in water and on land

• 2-part hinged shell

Cephalopods have all the following features, EXCEPT...

• have at least 8 arms/legs

• complex eyes, like humans

• contain 3 hearts

• have vertebrae (backbones)

Gastropods can have...

• 3 hearts

• 8-arms/legs

• coiled/conical shells

• organelles that photosynthesize - create energy from the Sun

All of the following are plankton, EXCEPT...

• phytoplankton and zooplankton

• juvenile crustaceans, mollusks, jellies

• algae and bacteria

• snails and slugs

what are the two (2) main categories of plankton?

• cephalopods and gastropods

• bivalves and coelacanths

• mollusks and crustaceans

• zooplankton and phytoplankton

What do all "fish" have in common?

• all can be producers

• all are vertebrates, all live in the water

• all have fins

• all have scales and gill covers

Classes that fish could be in include all the following, EXCEPT...

• Hagfishes and lampreys

• Gastropods and Cephalopods

• Ray-finned and Lobe-finned

• Coelacanths

Phytoplankton are producers - use photosynthesis

• False

• True

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3