Biosphere Quiz

What is the biosphere?

• The sum of all living things on Earth

• A type of ecosystem

• A single species of plant

• A geological formation

Tags

NGSS.MS-LS2-3

Approximately how many years ago did life on Earth begin, according to scientists?

• 2.5 billion years ago

• 3.8 billion years ago

• 4.5 billion years ago

• 1.2 billion years ago

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is biodiversity?

• The variety of living organisms on Earth

• The study of ecosystems

• The process of photosynthesis

• The classification of species

Tags

NGSS.MS-LS2-5

Which of the following is NOT a major type of biodiversity?

• Species Diversity

• Genetic Diversity

• Ecosystem Diversity

• Climate Diversity

What does species diversity refer to?

• The variety of ecosystems in a region

• The variety of species within a habitat

• The genetic variation within a species

• The number of climates in an area

Tags

NGSS.MS-LS2-5

Which picture shows the greatest biodiversity?

• Zebras in a field

• Roses in a garden

• Aquarium with fish and corals

• A single tree in a forest

Tags

NGSS.MS-LS2-5

Why is species diversity important for an ecosystem?

• It ensures the ecosystem functions properly

• It decreases the number of species

• It reduces the need for resources

• It limits the growth of species

Tags

NGSS.MS-LS2-5

What does species richness refer to in an ecosystem?

• The number of different species

• The size of the largest species

• The total population of all species

• The genetic diversity within a species

Tags

NGSS.MS-LS2-5

Which community has greater species richness according to the diagram?

• Community A

• Community B

• Both have equal richness

• Neither has richness

Tags

NGSS.MS-LS2-5

Which community has greater species evenness according to the diagram?

• Community A

• Community B

• Both have equal evenness

• Neither has evenness

Tags

NGSS.MS-LS2-5