Biodiversity & Earth's Systems

Which of the below is the definition of biodiversity?

• A place which has many plants and animals

• The natural environment

• variety and variability of life on Earth

• Biorganisms which congregate together

Which of the below is NOT a sphere of the Earth

• Atmoshphere

• Hydrosphere

• Thoroshphere

• Biosphere

Which of the below is an example of the lithosphere

• Oceans

• Trees

• Soil

• Clouds

Which of the below is the definition of the biosphere

• all of the parts of Earth where life exists

• the plants in the world

• the animals in the world

• anyplace where animals who breathe oxygen can live

Humans are reliant on biodiversity for their own survival. True or false?

• True

• False

Which of the below is NOT a part of the hydrosphere?

• Oceans

• Clouds

• Rivers

• Sand

The four spheres of the Earth interact with one another.

• True

• False

Which of the below is a benefit that biodiversity provides humans

• Medicines

• Ecosystems are worth trillions of dollars

• Aesthetic beauty

• All of the above

Which of the below is NOT a strategy to help protect biodiversity

• Establish wildlife reserves

• Laws which stop poaching of animals like elephants

• Choosing to eat more sustainable food such as less meat

• Continuing on with practices such as land clearing

What is the definition of the hydrological cycle

• All the water on Earth

• Ocean currents which travel across the world

• The migration of whales across the world

• the continuous movement of water on, above and below the surface of the Earth