2.1 Introduction to Biodiversity

What is biodiversity?

• The variety of life on Earth

• The number of plants on Earth

• The amount of water on Earth

• The number of ecosystems on Earth

Tags

NGSS.MS-LS2-5

Which of the following is NOT a characteristic of ecosystems with high biodiversity?

• A) A large number of species

• B) Complex food webs

• C) Limited ecological niches

• D) Abundant resources

Tags

NGSS.MS-LS2-5

Higher biodiversity is directly correlated with:

• Increased health

• Decreased resistance to disturbances

• Increased vulnerability to changes

• Reduced resilience after disturbances

Tags

NGSS.MS-LS2-5

Which level of biodiversity involves the variety of habitats within a given region?

• Ecosystem Diversity

• Species Diversity

• Genetic Diversity

• Population Diversity

What is the most abundant organism on Earth according to the fun facts?

• Bacteria

• Insects

• Mammals

• Birds

How many biodiversity hotspots are there around the globe?

• 12

• 24

• 36

• 48

Tags

NGSS.HS-LS2-2

NGSS.HS-LS4-5

What does genetic diversity refer to?

• The number of species in an ecosystem

• Genetic variation among individuals in a population

• The variety of ecosystems in a region

• The abundance of resources in an area

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Which of the following is a biodiversity hotspot?

• Deserts

• Rainforests

• Tundra

• Grasslands

Tags

NGSS.MS-LS2-5

What are the two components used to measure biodiversity?

• A) Species Richness and Species Evenness

• B) Species Abundance and Species Distribution

• C) Species Diversity and Species Population

• D) Species Habitat and Species Niche

Which of the following statements is true about species evenness?

• It refers to the number of different species in a given area

• It refers to the relative abundance of each species

• It is not related to biodiversity

• It measures the size of species