Ecosystems

An ecosystem is made up of _______ and ________ things.

• Living and nonliving
• Alive and dead
• Plants and animals
• Land and water

Tags

NGSS.MS-LS2-3

Populations contain more than one member of the species. Which one of these is a population?

• Deer and mice
• 10 squirrels
• squirrel
• squirrel, deer, and mice

Tags

NGSS.MS-LS2-1

What is another word for population of living things?

• Niche
• Habitat
• Species
• Organism 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What does the word organism mean?

• Living thing
• Nonliving thing
• Organs in your body
• Organ player

What is another word for an animal's home?

• Habitat
• Niche
• Population
• Organism

Any characteristic that helps an organism survive in its ecosystem is an ____________. 

• Niche
• Habitat
• Adaptation
• Organism

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What is the long-lasting relationship between two different organisms?

• Symbiosis
• Mutualism
• Parasitism
• Commensalism

Tags

NGSS.MS-LS2-2

Which type of symbiosis has both organisms benefit?

• Symbiosis
• Commensalism
• Parasitism
• Mutualism

In which type of symbiosis does one organism benefit and one is not affected?

• Symbiosis
• Commensalism
• Mutualism
• Parasitism

In which type of symbiosis does one benefit and one is harmed?

• Symbiosis 
• Mutualism
• Parasitism
• Commensalism