Ecology 3- Levels of Org., Energy in Ecosystems

Which represents community level of organization?

• lions, zebras, giraffes, trees

• lions

• lions, zebras, sunlight, trees, rocks

• lions and their cubs

Biomes are ....?

• Abiotic and biotic factors in an area.

• A collections of many ecosystems with similar climates.

• Many populations together.

• The levels of organization pyramid.

What is the definition of Niche?

• A place where an organism lives.

• A role or job of an organism in its habitat.

• The levels of organization in parts.

• Biotic factors.

Which represents a community?

• a

• b

• c

• d

Tags

NGSS.MS-LS2-2

All the zebras in an area are a

• community

• population

• ecosystem

• biosphere

The owl receives energy from which organisms?

• grasshopper and mouse
• mouse and rabbit
• rabbit and butterfly
• butterfly and frog

Tags

NGSS.MS-LS2-3

What is the primary source of all energy in the ecosystem? 

• producers
• sun
• consumers
• decomposers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of these is always a primary consumer, and thus only eats plants?

• Herbivore
• Omnivore
• Carnivore
• Producer

All steps in a food chain always involve a loss of...

• light
• mass
• time
• energy

What kinds of organisms are in the first trophic level?

• Producers
• Primary consumers
• Secondary consumers
• Tertiary consumers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6