Plankton

What is the term used to describe organisms that are planktonic only in their larval

stage?

• Holoplankton

• Meroplankton

• Femptoplankton

• Picoplankton

What is another term for a primary producer?

Diatoms are plankton with shells made from:

• Silica

• Oxygen

• Nitrogen

• Iron

Tags

NGSS.MS-PS1-1

Which of the following is not a holoplankton?

• Krill

• Dinoflagellates

• Diatoms

• Crab larvae

This type of plankton can form harmful algal blooms (HAB):

• Nekton

• Dinoflagellates

• Megalopae

• Fish larvae

Tags

NGSS.MS-LS2-4

The following term refers to plankton that are animals and unable to produce their

own food:

• Holoplankton

• Phytoplankton

• Nekton

• Zooplankton

Phytoplankton are responsible for about how much of the ocean’s primary

productivity?

• 90%

• 50%

• 20%

• 10%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

_________ refers to meroplankton that become free swimmers with the ability to swim against the current.

What process supplies most of the usable energy in the ocean?

Evaluate responses using AI:

OFF

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Reminder question: The following term refers to a coast that is located on a plate

boundary:

• Passive coast

• Secondary coast

• Active coast

• Delta

Tags

NGSS.HS-ESS1-5