- Ecology
- ECOLOGY
- Levels of Ecological Organization
- Components of Ecosystem
- Classification of Ecosystems
- Goods and Services Provided by Ecosystems
- Ecological Footprint
- Habitat and Organism
- Ecotone
- Niche and Organism
- Adaptation
- What is a Species?
- Evolution
- Population
- Communities
- Biomes
- Aquatic Zones
- Biosphere
- PREVIOUS YEAR QUESTIONS (Unit 1 )
- MAINS PREVIOUS YEAR QUESTIONS (Unit 1 )
- Functions of an Ecosystem
- Natural Ecosystem
- AQUATIC ECOSYSTEM
- Aquatic Ecosystem
- Aquatic Organisms
- Lake Ecology
- Eutrophication
- Harmful Algal Blooms (HABs)
- Wetland Ecosystem
- Mangrove Forests
- Coral Reefs
- Coral Bleaching
- Coastal Regulation Zone (CRZ)
- Blue Flag Certification
- Island Protection Zone (IPZ) Notification, 2011
- Ganga Action Plan (GAP) & Mission Clean Ganga
- Namami Gange Program
- PREVIOUS YEAR QUESTIONS (Unit 4 )
- MAINS PREVIOUS YEAR QUESTIONS (Unit 4 )
- Environment Pollution
- ENVIRONMENTAL POLLUTION
- AIR POLLUTION
- NOISE POLLUTION
- WATER POLLUTION
- SOIL POLLUTION
- RADIATION POLLUTION
- SOLID WASTE
- Treatment and Disposal of Solid Waste
- Solid Waste Management Rules, 2016
- Hazardous Waste Management Rules, 2016
- Hazardous and Other Wastes (Management and Transboundary Movement) Amendment Rules, 2019
- Construction and Demolition Waste Management Rules, 2016
- Bio-Medical Waste Management Rules, 2016 (and Amendment 2018)
- E-WASTE
- PLASTIC WASTE
- Bioremediation
- Environmental Pollution and Health
- Acid Rain
- PREVIOUS YEAR QUESTIONS (Unit 5 )
- MAINS PREVIOUS YEAR QUESTIONS (Unit 5 )
- Renewable Energy
- ENVIRONMENTAL ISSUES
- Indian Himalayan Region (IHR)
- SAND MINING IN INDIA – ENVIRONMENTAL ISSUES
- Palm Oil – Environmental Issues and India’s Role
- Colony Collapse Disorder (CCD)
- Wildlife Deaths Due to Train Collisions
- Impact of Radiation from Mobile Phone Towers on Human Beings and Wildlife
- Genetically Engineered (GE) Trees
- MoEFCC Bans Dolphin Captivity in India
- Prohibition of Shark Fin Removal in the Sea
- Cost of Environmental Degradation in India
- PRELIMS PREVIOUS YEAR QUESTIONS Unit 7
- MAINS PREVIOUS YEAR QUESTIONS (Unit 7 )
- ENVIRONMENTAL IMPACT ASSESSMENT ISSUES
- Environmental Impact Assessment Issues
- The EIA Cycle and Procedures in India
- Environment Impact Assessment (EIA)
- Key Elements of an Initial Project Description and Scoping
- Environmental Impact Assessment (EIA) in India: Drawbacks and Recommendations
- List of Environmentally Sensitive Places
- Environmental Supplement Plan (ESP)
- PARIVESH: Single-Window Hub
- BIODIVERSITY
- Biodiversity
- Biodiversity Hotspots
- Why is Biological Diversity Important?
- Biological Resources of Economic Importance
- Loss of Biodiversity
- Conservation of Biodiversity
- Species-Oriented Conservation Projects
- Ex-situ Conservation
- Biological Diversity Act, 2002
- The IUCN Red List of Threatened Species
- IUCN Classification of Conservation Priority
- Practice Mcqs
- PREVIOUS YEAR QUESTIONS (PRELIMS)
- Indian Biodiversity
- Wildlife (Protection) Act-1972
- Wildlife (Protection) Act, 1972
- Description of Animals listed in Schedule 1 to 4 of WPA, 1972
- Andaman Wild Pig (Sus scrofa andamanensis)
- Binturong (Arctictis binturong)
- Blackbuck (Antilope cervicapra)
- Himalayan Brown Bear (Ursus arctos isabellinus)
- Gangetic Dolphin (Platanista gangetica)
- Cheetah
- Nilgiri Tahr (Nilgiritragus hylocrius)
- Indian Pangolin (Manis crassicaudata)
- Asian Elephant (Elephas maximus)
- Indian Wild Ass (Equus hemionus khur)
- Hangul (Kashmir Stag)
- One-Horned Rhinoceros (Indian Rhino)
- Honey Badger (Ratel)
- Great Indian Bustard
- INDIAN WILDLIFE (PROTECTION) ACT, 1972
- ANIMAL DIVERSITY OF INDIA
- PLANT DIVERSITY OF INDIA
- MARINE ORGANISM
- Protected Area Network
- CONSERVATION EFFORTS
- Project Tiger
- Project Elephant
- VULTURE CONSERVATION IN INDIA
- Project Rhino
- Project Snow Leopard
- SECURE Himalaya Project
- Sea Turtle Project
- Indian Crocodile Conservation Project
- Project Hangul
- Captive Breeding
- Project Dolphin
- Government Measures to Mitigate Human–Wildlife Conflict
- India Adopts SAWEN – South Asia Wildlife Enforcement Network
- PREVIOUS YEAR QUESTION Unit 16
- CLIMATE CHANGE
- Ocean Acidification, Ozone Depletion, Impact of Climate Change
- Mitigation Stategies
