Marine Science Cycles Test

What is Symbiosis?

• When an organism has aged

• An interaction between different organisms in an environment

• An organism that does not interact with others

• The birth of an organism

What type of symbiosis is this?
*Hermit crabs find shells left by snails that have died and move in.
*  Snails die and leave behind their shells.

• commensalism
• mutualism
• parasitism
• predation

Tags

NGSS.MS-LS2-2

Some isopods have been known to crawl into the mouth of a fish, devouring it's tongue and stealing some of its food. What is this an example of?

• Predation

• Competition

• Parasitism

• Commensalism

Clownfish are often found living in sea anemones. The clownfish keeps the anemone free of parasites and predators, and the anemone gives the clownfish a home and food scraps. What is this an example of?

• Mutualism

• Predation

• Competition

• Parasitism

Organisms that need nitrogen to survive.

• only plants

• only animals

• only bacteria

• all living things

Tags

NGSS.MS-LS2-1

How is nitrogen "fixed" into a usable form for plants?

• Through action of bacteria only

• Through lightning only

• Through action of bacteria and lightning

• Through photosynthesis

Tags

NGSS.MS-LS2-3

How do animals get the nitrogen they need?

• From the air they breathe

• From the water they drink

• From the food they eat

• From the sun

Tags

NGSS.MS-LS2-3

What is the process of combining nitrogen gas with other elements to make nitrogen into usable compounds?

• nitrogen composition

• nitrogen fixation

• ammonia

• denitrification

Tags

NGSS.MS-LS2-3

What process occurs when dead plant and animal matter decomposes and nitrogen is released back into the atmosphere?

• Assimilation

• Fixation

• Ammonification

• Denitrification

Tags

NGSS.MS-LS2-3

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

Tags

NGSS.MS-ESS2-1