What does "biotic" mean?

The video explains the concept of biotic factors, which are living or once-living components of the environment. It provides examples of biotic components in various ecosystems, such as flowers, insects, and mammals. The video also discusses how biotic factors interact with abiotic factors, like rocks and water, to form ecosystems. Additionally, it highlights the impact of humans as biotic factors on the environment.

What does the term 'biotic' refer to in an ecosystem?

• Chemical elements

• Living or once-living components

• Weather patterns

• Non-living components

Which of the following is an example of a biotic factor in a tropical rainforest?

• Water

• Rocks

• Frogs

• Sunlight

In a desert ecosystem, which of these is considered a biotic factor?

• Temperature

• Wind

• Cactus

• Sand

What are abiotic factors in an ecosystem?

• Plants and animals

• Non-living components

• Living organisms

• Microorganisms

How do humans, as biotic factors, impact the environment?

• They only affect abiotic factors

• They have no impact

• They only affect biotic factors

• They can affect both biotic and abiotic factors