Q1: 1. Which of the following best defines biodiversity?

• A) The variety of species in a specific area
• B) The uniformity of species in a specific area
• C) The age of species in a specific area
• D) The size of species in a specific area

Q2: 2. What is the primary cause of biodiversity loss worldwide?

• A) Deforestation
• B) Soil erosion
• C) Urbanization
• D) Pollution

Q3: 3. Which of the following is a direct benefit of biodiversity to humans?

• A) Increased pollution
• B) Enhanced resilience to climate change
• C) Decreased agricultural productivity
• D) Higher energy consumption

Q4: 4. Which human activity contributes most significantly to the extinction of species?

• A) Sustainable agriculture
• B) Wildlife conservation efforts
• C) Overexploitation of resources
• D) Recycling initiatives

Q5: 5. What is the term for the variety of ecosystems within a region?

• A) Ecosystem diversity
• B) Species diversity
• C) Genetic diversity
• D) Population diversity

Q6: 6. Which of the following is a measure to conserve biodiversity?

• A) Clear-cutting forests for timber
• B) Introducing invasive species
• C) Establishing protected areas
• D) Using pesticides indiscriminately

Q7: 7. What is the main purpose of the Convention on Biological Diversity (CBD)?

• A) Promote genetic modification of organisms
• B) Encourage deforestation for economic growth
• C) Conserve biodiversity and ensure sustainable use of resources
• D) Support the extinction of endangered species

Q8: 8. Which factor is not a major threat to marine biodiversity?

• A) Ocean acidification
• B) Plastic pollution
• C) Overfishing
• D) Reforestation

Q9: 9. What is the term for the process of introducing non-native species to a new environment?

• A) Endemism
• B) Biodiversity hotspot
• C) Invasive species
• D) Habitat fragmentation

Q10: 10. Which of the following is an example of genetic diversity?

• A) Different species of plants in a forest
• B) Varieties of crops in agricultural fields
• C) Various ecosystems in a region
• D) Range of climates in a country

Q11: 11. How does habitat destruction impact biodiversity?

• A) Increases species richness
• B) Decreases species richness
• C) Promotes genetic variation
• D) Enhances ecosystem productivity

Q12: 12. What is the main cause of coral reef degradation?

• A) Climate change
• B) Marine protected areas
• C) Sustainable fishing practices
• D) Mangrove restoration

Q13: 13. Which of the following is a strategy to combat biodiversity loss?

• A) Encouraging overexploitation of resources
• B) Implementing sustainable development practices
• C) Ignoring conservation efforts
• D) Increasing pollution levels

Q14: 14. Why is it important to protect keystone species in an ecosystem?

• A) They have no impact on the ecosystem
• B) They are not crucial for ecosystem stability
• C) They regulate the population of other species
• D) They are harmful to biodiversity

Q15: 15. Which factor contributes to the loss of pollinators and threatens biodiversity?

• A) Excessive use of pesticides
• B) Promotion of native plant species
• C) Conservation of natural habitats
• D) Implementation of organic farming practices

Q16: 16. How does climate change affect biodiversity?

• A) Promotes species adaptation
• B) Increases genetic diversity
• C) Disrupts ecosystems and habitats
• D) Enhances species competition

Q17: 17. Which of the following is an example of an ecosystem service provided by biodiversity?

• A) Soil erosion
• B) Water purification
• C) Deforestation
• D) Air pollution

Q18: 18. What is the term for the variety of genes within a species?

• A) Population diversity
• B) Species diversity
• C) Genetic diversity
• D) Ecosystem diversity

Q19: 19. Why is it essential to protect biodiversity hotspots?

• A) They have low species richness
• B) They are not important for conservation
• C) They harbor high species diversity
• D) They face no threats from human activities

Q20: 20. What is the term for the illegal hunting, capturing, and selling of wildlife?

• A) Conservation
• B) Poaching
• C) Reforestation
• D) Sustainable fishing

Q21: 21. How does habitat fragmentation impact biodiversity?

• A) Enhances species connectivity
• B) Reduces gene flow between populations
• C) Increases genetic diversity
• D) Boosts ecosystem resilience

Q22: 22. Which human activity contributes to the destruction of mangrove ecosystems?

• A) Mangrove restoration projects
• B) Sustainable aquaculture practices
• C) Urban development and pollution
• D) Conservation of wetlands

Q23: 23. What is the primary purpose of establishing marine protected areas?

• A) Encourage overfishing
• B) Protect marine biodiversity and habitats
• C) Increase pollution in oceans
• D) Promote coral reef degradation

Q24: 24. How do invasive species negatively impact native biodiversity?

• A) Promote species coexistence
• B) Enhance ecosystem stability
• C) Outcompete native species for resources
• D) Increase genetic diversity

Q25: 25. What is the term for the intentional release of individuals of a species into the wild?

• A) Translocation
• B) Habitat destruction
• C) Biodiversity loss
• D) Climate change