Plankton

Which plankton are photosynthetic? Choose any/all that apply:

• krill

• cyanobacteria

• diatoms

• oyster larvae

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Match the following terms to their definitions:

• large plankton up to 20 cm long

• zooplankton

• meaning they remain plankton entire life

• holoplankton

• meaning temporarily in a plankton stage

• meroplankton

• photosynthetic drifters

• macroplankton

• drifting animals like jellies and larvae

• phytoplankton

Match the following size categories of plankton:

• 0.2-2 micrometers (μm)

• Microplankton

• Largest:

  20-200 cm

• Megaplankton

• Second largest:

  2-20 cm

• Picoplankton

• 20-200 micrometers (μm)

• Femtoplankton

• Smallest plankton include marine viruses

• Macroplankton

Comb jellies (ctenophores) would be what type of plankton?

• virioplankton

• bacterioplankton

• phytoplankton

• zooplankton

Oyster larvae (spat) is only temporarily in a planktonic phase of its life cycle. What kind of plankton is this, choose all that apply:

• phytoplankton

• holoplankton

• meroplankton

• zooplankton

What does the name "plankton" mean?

• tiny/microscopic

• drifter/wanderer

• photosynthetic

• anaerobic

Sargassum seaweed that grows longer than 20 cm would be what type of plankton? Choose all that apply:

• phytoplankton

• zooplankton

• microplankton

• megaplankton

Tags

NGSS.MS-LS2-3

These are species of shrimp-like crustaceans that live in dense groups and are an important food source for many baleen whales.

• coccolithophores

• oyster larvae

• krill

• diatoms

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Plankton comes from the Greek word Planktos, meaning

• Light

• Drifter

• Wanderer

• Phototroph

What is one reason plankton are important?

• Photosynthesize

• Produce CO2

• Base of the food chain

• Consume O2

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4