Biodiversity and Its Importance

What does biodiversity refer to?

• The number of humans on the planet

• The variety of species on Earth

• The number of plants in a forest

• The amount of water in the ocean

Which environments are known for high biodiversity?

• Deserts and tundras

• Coral reefs and tropics

• Urban areas and cities

• Mountains and plateaus

According to Robert May, how many species are yet to be described?

• 20 million

• 10 million

• 5 million

• 1.2 million

What are the three levels of biodiversity?

• Animal, plant, and microorganism

• Genetic, species, and ecosystem

• Forest, ocean, and desert

• Land, water, and air

What is speciation?

• The adaptation of species

• The migration of species

• The creation of new species

• The extinction of a species

How can human activities impact biodiversity?

• By causing species to migrate

• By creating new ecosystems

• By increasing the number of species

• By leading to species extinction

What is one major cause of biodiversity decline?

• Natural disasters

• Volcanic eruptions

• Human habitat destruction

• Increased rainfall

Why is biodiversity important for humans?

• It reduces the need for agriculture

• It provides clean water and a stable climate

• It increases the number of cities

• It decreases the number of natural resources

What can humans do to reverse biodiversity decline?

• Increase urban development

• Ignore environmental issues

• Cease harmful activities

• Continue current practices

What is the future of humanity without biodiversity?

• More technological advancements

• No future

• Increased population

• Better health