Ecosystem Basics

What level of organization can be observed in the image?

• Species

• Population

• Community

• Ecosystem

What are abiotic factors?

• Nonliving things

• Living things

• animals

• plants

Tags

NGSS.MS-LS2-3

What is it called when a group of the same organisms living together in the same place at the same time?

• An organism

• A population

• A community

• A biome

When all the ecosystems on Earth are combined it is called...

• a community.

• a biome.

• a biosphere.

• an Earthsphere.

What are the ecological levels of organization from smallest to the largest?

• organism, population, community, ecosystem, biome, biosphere

• organism, community, population, ecosystem, biome, biosphere

• organism, population, community, biome, ecosystem, ecosphere.

• organism, community, population, biome, ecosystem, ecosphere

Living factors or organisms that affect an ecosystem...

• abiotic factors

• species

• trophic level

• biotic factors

Tags

NGSS.MS-LS2-5

What are the biotic factors in this image?

• sunlight, elephants, and grasses

• sunlight, water,  and air

• elephants, plants, trees 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What are the abiotic factors in this image? 

• water, sunlight, dirt, air

• birds and plants

• water, plants, and birds 

Tags

NGSS.MS-LS2-1

Which of the following best describes a community?

• sharks, groupers, anemones and shrimp on a coral reef

• decorator crabs on the seafloor

• loggerhead sea turtles in Atlantic

• prairie grassland in Wyoming

What are three examples of a biotic factors?

• skunk

• rocks

• bacteria

• water

• coral

Tags

NGSS.MS-LS2-4