Curriculum 2026–27
Practice
Science & Technology Cluster· Domain Code ENV

Environment & Ecology — General Knowledge & Solved Quizzes

Environment & Ecology investigates ecosystem dynamics, biodiversity conservation, biogeochemical cycles, and global climate governance. Key areas of study include food webs, ecological succession, terrestrial and marine biomes, endangered species conservation, and protected area networks such as Biosphere Reserves and Ramsar wetlands. The domain also covers major environmental challenges, including ozone depletion, greenhouse gas emissions, and key international conventions like UNFCCC, CBD, and CITES. Environmental literacy forms an integral part of General Studies in UPSC Civil Services, Indian Forest Service (IFoS), State PSCs, and SSC exams. Master10 offers comprehensive topic modules paired with verified explanatory questions and timed drills to develop conceptual understanding and reliable factual recall.

Prescribed Topics & Learning Modules

Ecosystems Biodiversity
National Parks Sanctuaries
Climate Change Cop
Pollution Greenhouse Gases
Environmental Treaties Laws

Public Sample Quizzes & Solved Questions

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Question 1Environmental Treaties & Laws
easy

World Environment Day is celebrated globally every year on which date?

Question 2Environmental Treaties & Laws
easy

Earth Day is observed internationally every year on which date to support environmental protection?

Question 3Pollution & Greenhouse Gases
easy

Which gas is the primary contributor to anthropogenic greenhouse effect and global climate change?

Question 4Pollution & Greenhouse Gases
easy

What is the primary function of the stratospheric ozone layer?

Question 5Environmental Treaties & Laws
easy

Which international treaty signed in 1987 successfully phased out ozone-depleting chlorofluorocarbons (CFCs)?

Question 6National Parks & Wildlife Sanctuaries
easy

Jim Corbett National Park, India's oldest national park (est. 1936), is located in which state?

Question 7Ecosystems & Biodiversity
easy

What was the iconic environmental grassroots movement in the 1970s in Uttarakhand where villagers hugged trees to prevent logging?

Question 8Environmental Treaties & Laws
easy

Which international convention signed in 1971 in Iran focuses on the conservation and wise use of wetlands?

Question 9Ecosystems & Biodiversity
easy

What is an organism that produces its own food through photosynthesis called in an ecological food chain?

Question 10Environmental Treaties & Laws
easy

The legal act enacted in India in 1972 to provide protection to wild animals, birds, and plant species is what?

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