Levels of Ecological Organization

The temperatures in Siberia are very cold, and only certain organisms can live in this harsh environment. This is an example of ______.

• a limiting abiotic factor

• a controlling abiotic factor

• a controlling biotic factor

• a limiting biotic factor

Tags

NGSS.MS-LS1-5

Which of these statements about abiotic factors is true?

• Biotic factors are not affected by abiotic factors.

• Abiotic factors influence survival of biotic factors.

• Categorizing abiotic factors is always straightforward.

• Each abiotic factor can only be found in one type of ecosystem.

Abiotic factors ______.

• are only important if they are large

• cannot be studied

• come in a variety of sizes and types

• are all living things in an ecosystem

Tags

NGSS.MS-LS2-3

Which is NOT an example of an abiotic factor?

• Soil

• A hurricane

• Cloud cover

• Forest trees

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the definition of the tragedy of the commons?

• 1. When humans act selfishly, thinking of their own self-interest

• When plants and animals compete for space, resources, and/or food

• When humans overuse a natural resource

• 1. When the short-term, positive effects go to the individual, while the long-term, negative effects are spread out to the group

Tags

NGSS.MS-ESS3-4

Which of the following are both examples of the tragedy of the commons?

• Overfishing and earthquakes

• 1. Pollution and overpopulation

• 1. Super-germs and virus outbreaks

• 1. Flooding and tsunamis

Tags

NGSS.MS-ESS3-4

In the movie "The Lorax" what was considered the commons?

• 1. The truffula trees

• 1. The barbaloo bears

• The Once-ler

Tags

NGSS.MS-LS2-5

The biosphere is the highest level of organization in the hierarchy of life on earth. Rank the levels of organization from most complex to simples

• 1. ecosystems > communities > populations > organisms

• organisms > populations > communities > ecosystems

• 1. ecosystems > organisms > communities > populations

• populations > communities > ecosystems > organisms

Scientists study the biosphere to examine the relationship between biotic and abiotic factors that impact the entire planet and the hierarchy of life. What is defined as all of the members of a single species that live in a particular area?

• 1. organisms

• populations

• 1. ecosystems

• 1. communities

Earth’s living organisms such as plants, humans, animals, insects and microbes

• Atmosphere

  
  

• Hydrosphere

  
  

• Biosphere

• Geosphere

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3