The Significance of Biodiversity in Ecosystems

What is an ecosystem?

• A single species of plant or animal

• A community of interacting organisms and their environment

• A type of plant found in tropical areas

• A scientific study of air and water

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Why is biodiversity crucial for ecosystem survival?

• It ensures sufficient water supplies

• It prevents soil erosion

• It maintains atmospheric gases at stable levels

• It supports varied life forms and their interactions

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Which type of biodiversity includes trees, flowers, and shrubs?

• Genetic diversity

• Microorganisms

• Ecosystem diversity

• Species diversity

What is genetic diversity?

• Differences in climate and geographical conditions

• Variety of genes within a species or population

• Variety in the ecosystems found across the world

• Differences in physical characteristics within a species

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How do plants contribute to the circle of life?

• By feeding soil nutrients and supporting insects

• By providing shelter to animals

• By consuming carbon dioxide

• By releasing oxygen into the atmosphere

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What role do warm temperatures play in biodiversity?

• They decrease plant growth

• They increase food variety for animals

• They cause more frequent natural disasters

• They reduce genetic diversity

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Which factor contributes to greater biodiversity in warmer climates?

• Lower sunlight levels

• Reduced water availability

• Increased plant growth and food variety

• Higher pollution levels

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What is the primary cause of biodiversity loss?

• Migration of non-native species

• Seasonal changes

• Human activities

• Natural ecological changes

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Which ecosystem is known for having the highest biodiversity?

• Great Barrier Reef

• Rocky Mountains

• Amazon Rainforest

• Sahara Desert

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What happens when biodiversity is lost?

• New species quickly evolve to fill gaps

• Human populations are unaffected

• Ecosystems become more resilient

• Ecosystem balance is disrupted, risking collapse

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