Class notes UES23AE1T (EVS)

Important questions
SRM University
SEMESTER 2 CT(1)
Sub: EVS
Sub code :UES23AE1T
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# Environmental Science: Understanding Earth's Systems and Biodiversity

## 1. Mineral Resources
- Definition
- Types of mineral resources
- Importance and utilization
- Conservation efforts

## 2. Energy Resources
- Overview of energy resources (renewable and non-renewable)
- Impact on the environment
- Transition to sustainable energy sources

## 3. Nitrogen Cycle
- Explanation of nitrogen cycle processes
- Importance in ecosystems
- Human impacts and mitigation strategies

## 4. Water Cycle
- Description of water cycle stages
- Importance for life on Earth
- Human influences and conservation measures

## 5. Structure and Function of Ecosystems
- Components of ecosystems (biotic and abiotic)
- Relationships and interactions within ecosystems
- Ecosystem services and their significance

## 6. Food Chains and Food Webs
- Definitions and examples
- Trophic levels and energy flow
- Impact of disruptions on food webs

## 7. Ecological Pyramids
- Explanation of pyramid of numbers, biomass, and energy
- Patterns and significance in ecosystems
- Human interventions and consequences

## 8. Importance of Environmental Education
- Benefits of environmental education
- Role in promoting sustainability