Measuring Biodiversity

What do you mean by species richness?

• No. of different species in a given geographical area.

• No. of different species in all geographical areas.

• No. of endangered species in a given area.

• No. of rare species in a given area.

Tags

NGSS.MS-LS2-5

the variety of life in the world or in a particular habitat or ecosystem

• biodiversity

• demography

• carrying capacity

• poaching

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-5

What factor does NOT affect biodiversity?

• Urbanization

• Planting Native Plants

• Overfishing

• Pollution

Tags

NGSS.MS-LS2-5

Which term refers to the relative abundance of different species in a given area?

• Biodiversity

• Climate change

• Habitat destruction

• Species richness

Tags

NGSS.MS-LS2-5

What is species richness?

• The average size of a species

• The age distribution of a species

• Species richness refers to the number of different species present in a given area or ecosystem.

• The number of individuals within a species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is species evenness?

• Species evenness is a measure of how evenly the individuals of different species are distributed in a given area or community.

• Species evenness is a measure of how many species are present in a given area.

• Species evenness is a measure of how dominant a particular species is in a community.

• Species evenness refers to the total number of individuals in a community.

Tags

NGSS.MS-LS2-5

Which term refers to the variety of different habitats in a given area?

• Homogeneity

• Uniformity

• Biodiversity

• Monoculture

Tags

NGSS.MS-LS2-5

Which term refers to the variety of genes within a species or population?

• Population homogeneity

• Genetic diversity

• Species uniformity

• Gene similarity

Tags

NGSS.MS-LS4-4

Which of the following is a common method for measuring biodiversity in a given area?

• Species richness

• Species evenness

• Genetic diversity

• All of the above

What is the primary purpose of using a quadrat in biodiversity studies?

• To measure the height of plants

• To estimate the population density of species

• To calculate the biomass of an ecosystem

• To determine the age of trees