📘 Geography Optional – Paper I
Page 10 – Biogeography: Ecosystems, Biomes & Biodiversity
Q1. Define Biogeography. Explain its scope. (10 Marks)
- Study of distribution of plants & animals
- Climatic influence
- Soil & relief factors
- Human impact
Q2. Explain the structure and functions of an Ecosystem. (15 Marks)
- Producers
- Consumers
- Decomposers
- Energy flow
- Nutrient cycling
Q3. What are Biomes? Discuss major world biomes. (15 Marks)
- Tropical Rainforest
- Savanna
- Desert
- Temperate Grassland
- Tundra
Q4. Differentiate between Food Chain and Food Web. (10 Marks)
| Food Chain | Food Web |
|---|---|
| Linear sequence | Complex network |
| Less stable | More stable |
Q5. Explain Ecological Succession. (15 Marks)
- Primary succession
- Secondary succession
- Pioneer species
- Climax community
Q6. Discuss Biodiversity and its importance. (15 Marks)
- Genetic diversity
- Species diversity
- Ecosystem diversity
- Economic & ecological value
Q7. What are Biodiversity Hotspots? (10 Marks)
- High species endemism
- Threatened habitats
- Western Ghats & Eastern Himalayas (India)
Q8. Explain the concept of Ecotone and Edge Effect. (10 Marks)
- Transition zone between ecosystems
- Higher species diversity
Q9. Discuss Human Impact on Biomes. (15 Marks)
- Deforestation
- Climate change
- Urbanisation
- Habitat fragmentation
Q10. Evaluate conservation strategies for biodiversity. (15 Marks)
- In-situ conservation
- Ex-situ conservation
- Protected areas
- Sustainable development
📊 Page 10 Complete | Total Questions So Far: 100 / 1000
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