Ecosystem Components and Functions

Samantha from Green Living Science introduces ecosystems, explaining their living and nonliving components and how they interact. She emphasizes the importance of balance within ecosystems and the potential disruptions caused by external factors, including human actions. The video highlights the roles of producers, consumers, and decomposers in maintaining ecosystem health. Samantha concludes with a call to action for mindful environmental decisions and offers resources for further education.

What is an ecosystem composed of?

• Only living things

• Only plants and animals

• Only nonliving things

• Both living and nonliving things

What is the primary energy source for most life on Earth?

• Soil

• Water

• Air

• The Sun

Which of the following is a nonliving component of an ecosystem?

• Animals

• Plants

• Bacteria

• Rocks

What can disrupt the balance of an ecosystem?

• Only human activities

• Internal factors

• External factors

• Only natural disasters

Why is it important to be mindful of our actions on the environment?

• To increase biodiversity

• To save money

• To prevent negative impacts on the environment

• To avoid legal issues

What do migrating birds need when they return from the south?

• A new home

• New food and water sources

• All of the above

• A place to nest

What are the three main components of an ecosystem?

• Water, soil, and air

• Plants, animals, and bacteria

• Sun, water, and soil

• Producers, consumers, and decomposers

Which of the following is a producer in an ecosystem?

• Rocks

• Plants

• Bacteria

• Deer

What role do decomposers play in an ecosystem?

• They break down dead materials

• They consume plants

• They produce energy from the Sun

• They provide shelter for animals

What is the focus of the Green Living Science organization?

• Animal conservation

• Environmental education and recycling

• Plant research

• Climate change advocacy