What is biodiversity?

• A scientific description of the variety of life on Earth

• A type of ecosystem

• A method of classifying animals

• A process of evolution

Which of the following is an example of a managed system?

• Open prairie

• Forest

• Farm

• Ocean

Biodiversity includes all ecosystems whether they are ___ or managed systems.

What is the significance of studying biodiversity in managed systems?

Which of the following is NOT a dimension of biodiversity?

• Genetic makeup

• Habitat and ecosystem

• Average global temperature

• Taxonomic diversity

The estimates of the total number of species in the world vary from five to ___ million.

How do scientists measure the anthropogenic effects on the world's climate?