Ecology Period 8

What is the original source of almost all energy in most ecosystems?

• carbohydrates

• sunlight

which symbiosis is this

• parasitism

• mutualism

symbiotic relationship in which both organisms benefit

• competition

• Mutualism

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.

• The specific ways that mutualism is carried out.

The amount of energy that usually transfers from one trophic level to the next...

• 10%

• 20%

An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.

• Food chain

• Food web

• Energy Pyramid

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

Tags

NGSS.MS-LS2-3

The living portions of the ecosystem.

• Biotic factors
• Abiotic factors

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Water temperature would be an example of ...

• A biotic factor
• An abiotic factor

Tags

NGSS.MS-LS2-3

True or False:  It is possible for a carnivore to be a producer.

• False
• True

Tags

NGSS.MS-LS1-6