Biodiversity Quiz

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What does biodiversity represent?

The total number of species on Earth

The total number of habitats on Earth

The total variety of all life on Earth (correct)

The total number of individuals on Earth

Why is biodiversity important for all life on Earth?

It increases the number of wild animals

It ensures a stable climate and food supply (correct)

It provides free medicines for humans

It protects the coasts from natural disasters

How have human activities affected biodiversity in the last 50 years?

Increased the number of habitats across the globe

Reduced populations of wild animals by 60% (correct)

Drove whole species to evolve rapidly

Caused a significant increase in the number of flying insects

What has happened to the number of lions in Africa in the last 50 years?

Dropped by 65% Signup and view all the answers

Why is biodiversity loss considered catastrophic for nature and ourselves?

It affects the stability of ecosystems and resources Signup and view all the answers

What is the main message regarding biodiversity loss in the text?

Biodiversity loss is as important as climate change Signup and view all the answers

What does the text suggest about the current state of biodiversity?

It is dropping everywhere and fast Signup and view all the answers

What is the suggested action to ensure the increase of biodiversity again?

Reduce human activities that harm biodiversity Signup and view all the answers

What is the primary ion inside the cells?

Potassium Signup and view all the answers

What creates an electrochemical gradient in the cells?

Difference in levels of sodium and potassium Signup and view all the answers

Which physiological processes can be affected by the sodium-potassium pump mechanism?

Kidney filtering, male fertility, brain and heart functioning Signup and view all the answers

Biodiversity Quiz

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Questions and Answers

What does biodiversity represent?

Why is biodiversity important for all life on Earth?

How have human activities affected biodiversity in the last 50 years?

What has happened to the number of lions in Africa in the last 50 years?

Why is biodiversity loss considered catastrophic for nature and ourselves?

What is the main message regarding biodiversity loss in the text?

What does the text suggest about the current state of biodiversity?

What is the suggested action to ensure the increase of biodiversity again?

What is the primary ion inside the cells?

What creates an electrochemical gradient in the cells?

Which physiological processes can be affected by the sodium-potassium pump mechanism?

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