Biotic Versus Abiotic Factors in Ecosystems

The video from Mumu Math and Science explains the difference between biotic and abiotic factors in ecosystems. Biotic factors are living components like plants and animals, characterized by traits such as being made of cells and requiring energy. Abiotic factors are non-living elements like water and sunlight. The video provides examples and helps viewers identify these factors in various pictures. It concludes with a call to subscribe for more educational content.

Which of the following is NOT a biotic factor?

• Algae

• Plants

• Bacteria

• Sunlight

What is one of the necessary traits for an organism to be considered alive?

• Being made of metal

• Containing DNA

• Having a fixed shape

• Being able to fly

Which of the following is an abiotic factor?

• Fire

• Bacteria

• Tree

• Animal

What is the role of sunlight in an ecosystem?

• It is a type of bacteria

• It is an abiotic factor

• It is a living organism

• It is a biotic factor

In the picture examples, which of the following is identified as a biotic factor?

• Rock

• Ocean

• Air

• Iguana

Which of these is NOT considered an abiotic factor?

• Human

• Clouds

• Temperature

• Ice

What is the main difference between biotic and abiotic factors?

• Biotic factors are non-living, abiotic factors are living

• Biotic factors are living, abiotic factors are non-living

• Both are non-living factors

• Both are living factors