Environment and Biodiversity GK MCQ Quiz for Exam Preparation
Environment and Biodiversity GK MCQ quiz for APSC, SSC, UPSC, and other competitive exams. This quiz features important questions on key topics related to the environment and biodiversity.
What is the largest biome on Earth?
- A) Desert
- B) Tundra
- C) Taiga
- D) Aquatic
Which gas is primarily responsible for the greenhouse effect?
- A) Oxygen
- B) Carbon Dioxide
- C) Nitrogen
- D) Hydrogen
What is the primary cause of deforestation worldwide?
- A) Urbanization
- B) Agriculture
- C) Mining
- D) Forestry
Which of the following is a keystone species?
- A) Deer
- B) Wolves
- C) Salmon
- D) All of the above
What is the term for the variety of life in a particular habitat or ecosystem?
- A) Ecosystem Diversity
- B) Genetic Diversity
- C) Species Diversity
- D) Biodiversity
Which of the following is a renewable resource?
- A) Coal
- B) Natural Gas
- C) Solar Energy
- D) Nuclear Energy
What is the main threat to coral reefs?
- A) Overfishing
- B) Pollution
- C) Climate Change
- D) All of the above
What is the largest terrestrial ecosystem?
- A) Tundra
- B) Grassland
- C) Forest
- D) Desert
Which international agreement aims to combat climate change?
- A) Kyoto Protocol
- B) Montreal Protocol
- C) Rio Declaration
- D) Basel Convention
What is the term for the natural home of an organism?
- A) Habitat
- B) Niche
- C) Ecosystem
- D) Community
Which of the following is considered an invasive species?
- A) Monarch Butterfly
- B) Asian Carp
- C) Bald Eagle
- D) Redwood Tree
What is the primary purpose of a biosphere reserve?
- A) Industrial development
- B) Sustainable development and conservation
- C) Urban expansion
- D) Agricultural production
Which of the following ecosystems has the highest biodiversity?
- A) Desert
- B) Tundra
- C) Rainforest
- D) Grassland
What is the primary function of wetlands?
- A) Water filtration
- B) Flood control
- C) Wildlife habitat
- D) All of the above
Which of the following is a consequence of global warming?
- A) Rising sea levels
- B) Increased frequency of storms
- C) Deforestation
- D) Both A and B
What type of pollution is caused by excess nutrients in water bodies?
- A) Air Pollution
- B) Soil Pollution
- C) Water Pollution
- D) Noise Pollution
What is the role of producers in an ecosystem?
- A) Decompose organic material
- B) Consume other organisms
- C) Produce energy through photosynthesis
- D) Provide shelter
Which of the following is a major greenhouse gas?
- A) Helium
- B) Methane
- C) Argon
- D) Neon
What is the primary goal of conservation biology?
- A) To promote industrial growth
- B) To protect endangered species and habitats
- C) To increase agricultural output
- D) To develop new technologies
Which of the following is an example of sustainable development?
- A) Deforestation for agriculture
- B) Fishing without limits
- C) Solar energy production
- D) Urban sprawl
Which organization is responsible for monitoring the world’s biodiversity?
- A) World Health Organization (WHO)
- B) International Union for Conservation of Nature (IUCN)
- C) United Nations Environment Programme (UNEP)
- D) World Wildlife Fund (WWF)
What is the term for species that are at risk of extinction?
- A) Vulnerable
- B) Endangered
- C) Threatened
- D) All of the above
Which habitat is characterized by very low temperatures and low precipitation?
- A) Desert
- B) Tundra
- C) Rainforest
- D) Savanna
What percentage of the Earth’s surface is covered by forests?
- A) 10%
- B) 25%
- C) 30%
- D) 50%
Which of the following is a non-renewable resource?
- A) Wind Energy
- B) Natural Gas
- C) Solar Energy
- D) Biomass
What is the primary cause of loss of biodiversity?
- A) Habitat destruction
- B) Pollution
- C) Overexploitation
- D) Climate change
Which of the following practices is most effective in conserving water?
- A) Rainwater harvesting
- B) Water-intensive agriculture
- C) Urbanization
- D) Deforestation
What is the main objective of the Convention on Biological Diversity (CBD)?
- A) Promote economic growth
- B) Conserve biological diversity
- C) Control pollution
- D) Regulate international trade