RETEST Ecology and Food Webs Summative Assessment

What is ecology primarily concerned with?

• The study of human behavior

• The study of relationships between organisms and their environment

• The study of rocks and minerals

• The study of weather patterns

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

In a food chain, what percentage of energy is typically transferred from one trophic level to the next?

• 100%

• 90%

• 10%

• 50%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which relationship describes two organisms where one benefits, and the other is harmed?

• Mutualism

• Parasitism

• Commensalism

• Competition

What organisms form the base of most food webs?

• Carnivores

• Herbivores

• Producers

• Decomposers

Tags

NGSS.MS-LS2-3

In a symbiotic relationship where one organism benefits while the other is unaffected, this is called:

• Parasitism

• Mutualism

• Competition

• Commensalism

Which trophic level contains the least amount of energy in an energy pyramid?

• Primary consumers

• Secondary consumers

• Tertiary consumers

• Producers

What is the primary source of energy in most ecosystems?

• Water

• Sunlight

• Soil

• Wind

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In a food web, what term describes an organism that eats both plants and animals?

• Herbivore

• Carnivore

• Omnivore

• Producer

Which of these best describes the relationship between a clownfish and sea anemone?

• Parasitism

• Competition

• Mutualism

• Predation

Tags

NGSS.MS-LS2-2

What happens to energy that is not passed to the next trophic level?

• It is stored indefinitely

• It is lost as heat

• It returns to the sun

• It transforms into matter

Tags

NGSS.MS-LS2-3