Unit 3: Biodiversity.1

What does biodiversity refer to?

• The amount of rainfall in an area

• The number of plants in a forest

• The variety of life and the ecosystems they live in

• The temperature variations in a region

Which of the following is a level at which biodiversity can be measured?

• Genetic Diversity

• Climate Diversity

• Geological Diversity

• Atmospheric Diversity

What does genetic diversity refer to?

• Variation of genetic types within a species

• Number of different species in an area

• Variety of ecosystems available

• Types of climates in a region

What is species diversity?

• Number of plants in a forest

• Variety of different types of habitats

• Variation of genetic types within a species

• Number and relative abundance of species in a given biological organization

What does ecosystem diversity refer to?

• Number of different species in an area

• Variation of genetic types within a species

• Types of climates in a region

• Variety of different types of habitats or ecosystems available

Which of the following is a biotic factor?

• Water availability

• Temperature

• Wind

• Autotrophs (Plants)

Which of the following is an abiotic factor?

• Heterotrophs (Animals)

• Autotrophs (Plants)

• Decomposers (Bacteria)

• Wind

What are autotrophs?

• Plants

• Fungi

• Animals

• Bacteria

What are heterotrophs?

• Animals

• Plants

• Bacteria

• Fungi

What are decomposers?

• Fungi

• Animals

• Plants

• Bacteria