Biodiversity Quiz

What are the three intertwined features that make up biodiversity?

• Ecosystem diversity, Species diversity, Genetic diversity, Ocean acidification

• Species diversity, Genetic diversity, Climate change, Habitat fragmentation

• Habitat fragmentation, Pollution, Ocean acidification, Genetic diversity

• Ecosystem diversity, Species diversity, Genetic diversity, Climate change

Which region on Earth is mentioned as one of the most biodiverse due to its complex ecosystems, huge mix of species, and genetic variety within those species?

• Sahara Desert

• Amazon Rainforest

• Arctic Tundra

• Great Barrier Reef

What happens when a species lacks genetic diversity due to isolation or low population numbers?

• It becomes more vulnerable to fluctuations

• It becomes more resilient

• It becomes stronger

• It becomes less vulnerable to fluctuations

What is the term used for an organism that many others depend on for their survival?

• Key species

• Primary organism

• Dominant organism

• Keystone organism

What is the main threat to coral reefs mentioned in the text?

• Soil erosion

• Deforestation

• Ocean acidification

• Air pollution

What is the role of liana vines in the Amazon rainforest ecosystem?

• To provide shelter for birds

• To decompose nutrients

• To support towering trees

• To pollinate flowers

What happens when a keystone species is weakened or killed in an ecosystem?

• The ecosystem becomes stronger

• The ecosystem becomes less diverse

• The ecosystem becomes more resilient

• The ecosystem is threatened

What is the purpose of the tangled net of biodiversity mentioned in the text?

• To provide shelter for humans

• To trap predators

• To control climate change

• To safeguard survival of organisms

What is the main factor that makes one ecosystem strong and another weak in the face of change?

• Habitat loss

• Pollution

• Biodiversity

• Climate change

What is the main function of the rainforest system mentioned in the text?

• To provide food for humans

• To prevent natural disasters

• To create rich soil

• To control weather patterns