Ecosystems

Which level of organization does the group pictured represent?

• a community

• a population

• an organism

• an ecosystem

What is the smallest level of organization within an ecosystem?

• population

• community

• ecosystem

• organism

Which of the examples below describe the level of organization within an ecosystem that is the smallest?

• A kangaroo jumping around

• A kangaroo, ants, lizard, a tree, and a bird

• a group of kangaroos

• a kangaroo, ants, a lizard, a bird, the sun, and the soil

Tags

NGSS.MS-LS2-3

What is an example of an ecosystem?

• a deer

• a group of deers, the sun, rabbits, the lake, the soil, a bird, a tree

• a group of deers

• a group of deers, rabbits, a bird, and a tree

Which of the following is an example of the community level of organization?

• a school of fish

• a school of fish, the ocean, a shark, the dirt, and seaweed

• a school of fish, a shark, and seaweed

• a fish

A student makes the following observations:

*trees

*plants

*mosquitos

*sharks

*manatees

*lake

*sun

*63 degrees

*rainy

What is the level of organization they observed?

• organism

• Community

• ecosystem

• population

Which of the following groups are abiotic?

• bird, fish, tree, frog

• shark, manatee, fly, lizard

• water, shark, tree, soil

• water, sun, 98 degrees, soil

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

Which of the following is a biotic factor?

• a bird flying

• a stream flowing

• an airplane taking off

• a thunderstorm

The Edwards Plateau in Texas is home to armadillos, white tail deer, squirrels, and the blind salamander. What level of organization is described?

• population

• organism

• community

• ecosystem

What nonliving things might you find in an ecosystem?

• Mammals, insects, and birds

• Plants, fungi, and lichen

• Rocks, air, light, and soil

• Bacteria and other microbes

Tags

NGSS.MS-LS2-3