Understanding Biodiversity and Ecosystems

What is biodiversity?

• The number of trees in a forest

• The population of a single species

• The variety of all life on Earth

• The amount of water in the ocean

Which of the following is NOT an example of an ecosystem?

• Ice cap

• Desert

• Mountain

• City

How do kelp forests benefit the environment?

• They increase the temperature of the ocean

• They provide shelter and food for marine life

• They reduce the amount of oxygen in the water

• They cause erosion of the coastline

What is one major threat to biodiversity mentioned in the video?

• Protecting green spaces

• Planting more trees

• Building more cities

• Reducing waste

What can individuals do to help protect biodiversity?

• Ignore recycling

• Destroy green spaces

• Eat sustainably

• Increase waste production