Measuring Biodiversity

An ecosystem has 150 organisms of 15 different species. What is the biodiversity index of this ecosystem?

• 165

• 10

• 0.15

• 0.1

Tags

NGSS.MS-LS2-5

Using the formula and data, calculate the biodiversity index 

• 0.2

• 0.27

• 0.19

• 0.21

Tags

NGSS.MS-LS2-5

Biodiversity index is a measure of the biodiversity of an ecosystem. The higher the number the healthier the ecosystem is considered.

• True

• False

Tags

NGSS.MS-LS2-5

When an ecosystem has a high number of species present it means that it has a ___________

• A. High Biodiversity

• B. Low Biodiversity

• C. Biodiversity

• D. Extinction

Tags

NGSS.MS-LS2-5

Match the following terms with their definition.

• the most abundant species

• Species Evenness

• the relative abundance of species

• Species Richness

• the total # of different species

• Species Dominance

​ (a)   is the relative proportion of individuals within the different species in a given area.

• Species evenness

• species richness

Tags

2.1

Hotspots would likely have more ​ (a)   species. ​

• endemic

• exotic

• indicator

• extinct

What does biodiversity mean?

• Only one species in an area.

• The different amount of species in an area

• All abiotic life

• Nitrogen fixation

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-5

Which of the following is NOT a method scientists use to measure the biodiversity of an area?

• canopy fogging

• transect sampling

• biological control

• aerial photos

Scientists can use aerial photos to collect data to determine the biodiversity index of an area.

• True

• False