Biodiversity and Conservation

What is biodiversity?

• The variety of life in one area determined by the number of different species.

• The process of species becoming extinct.

• The separation of an ecosystem into small areas.

• The excessive use of a species that has economic value.

Tags

NGSS.MS-LS2-5

Which of the following is NOT a type of biodiversity?

• Genetic diversity

• Species diversity

• Ecosystem diversity

• Habitat diversity

Tags

NGSS.MS-LS2-5

What is genetic diversity?

• The variety of genes present in a population.

• The number of different species in a biological community.

• The variety of ecosystems in the biosphere.

• The excessive use of a species with economic value.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What is background extinction?

• The process of species becoming extinct gradually.

• The extinction of a large percentage of species in a short period.

• The introduction of new species to a habitat.

• The separation of an ecosystem into small areas.

What is the main cause of extinction today?

• Overexploitation

• Habitat loss or destruction

• Introduction of new species

• Biological magnification

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5

What is habitat fragmentation?

• The excessive use of a species with economic value.

• The separation of an ecosystem into small areas.

• The introduction of new species to a habitat.

• The buildup of pollutants in carnivores.

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-2

What is the edge effect?

• The introduction of new species to a habitat.

• The buildup of pollutants in carnivores.

• Different environmental conditions along the boundaries of an ecosystem.

• The excessive use of a species with economic value.

Tags

NGSS.MS-LS2-2

What is biological magnification?

• The introduction of new species to a habitat.

• The buildup of pollutants in the tissues of carnivores.

• The separation of an ecosystem into small areas.

• The excessive use of a species with economic value.

Tags

NGSS.MS-LS2-1

What is eutrophication?

• The introduction of new species to a habitat.

• The buildup of pollutants in the tissues of carnivores.

• The flow of fertilizers, animal waste, and sewage into waterways.

• The excessive use of a species with economic value.

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

NGSS.MS-LS2-3

What are introduced species?

• Species that have been moved to a new habitat.

• Species that are native to a habitat.

• Species that are extinct.

• Species that are overexploited.

Tags

NGSS.MS-LS2-5