Ranthambore National Park, a famous tiger reserve, is located in which Indian state?
- Madhya Pradesh
- Uttar Pradesh
- Rajasthan
- Gujarat
Answer: Rajasthan
Ranthambore is located in the Sawai Madhopur district of southeastern Rajasthan.
Environment – Easy Level – GK Questions
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Gir National Park, the only natural habitat of the Asiatic Lion, is located in the state of _____.
- Madhya Pradesh
- Rajasthan
- Gujarat
- Maharashtra
Answer: Gujarat
Gir National Park and Wildlife Sanctuary is situated in the Saurashtra region of Gujarat.
Kaziranga National Park in Assam is globally famous for hosting the largest population of:
- Royal Bengal Tiger
- Asiatic Lion
- One-horned Rhinoceros
- Snow Leopard
Answer: One-horned Rhinoceros
Kaziranga is a World Heritage Site that hosts about two-thirds of the world's great one-horned rhinoceroses.
The Earth Summit, also known as the Rio Summit, was held in Rio de Janeiro in 1992.
- True
- False
Answer: True
The United Nations Conference on Environment and Development (UNCED), or Earth Summit, was held in Rio in June 1992.
Which of the following atmospheric gases is NOT considered a greenhouse gas?
- Water vapor
- Methane
- Argon
- Carbon dioxide
Answer: Argon
Argon is a noble gas and does not absorb and emit infrared radiation, unlike greenhouse gases such as CO2, CH4, and water vapor.
The ozone layer, which protects the Earth from harmful UV radiation, is primarily located in the _____.
- Troposphere
- Stratosphere
- Mesosphere
- Thermosphere
Answer: Stratosphere
About 90% of the ozone in the atmosphere sits in the stratosphere, approximately 15 to 35 kilometers above Earth's surface.
The 'Ozone Hole' is most prominent over the Arctic region during its respective winter/spring.
- True
- False
Answer: False
The ozone hole is most severe over the Antarctic region due to the unique formation of polar stratospheric clouds and the polar vortex.
Which of the following greenhouse gases is commonly known as 'laughing gas'?
- Methane
- Nitrous oxide
- Carbon dioxide
- Chlorofluorocarbon
Answer: Nitrous oxide
Nitrous oxide (N2O) is known as laughing gas and is also a potent greenhouse gas and ozone-depleting substance.
Carbon monoxide has a much higher affinity for human hemoglobin compared to oxygen.
- True
- False
Answer: True
CO binds to hemoglobin about 200-250 times more strongly than oxygen, forming carboxyhemoglobin and causing tissue hypoxia.
The intensity of noise pollution is measured in which of the following units?
- Joules
- Decibels
- Hertz
- Watts
Answer: Decibels
Decibels (dB) is the logarithmic unit used to measure sound level or noise pollution.
The Dodo is a well-known example of an extinct bird.
- True
- False
Answer: True
The Dodo was a flightless bird endemic to Mauritius that went extinct in the late 17th century due to human activities.
The Giant Panda is the international symbol of which environmental organization?
- Greenpeace
- UNEP
- WWF
- IUCN
Answer: WWF
The World Wildlife Fund (WWF) uses the Giant Panda as its logo, inspired by a panda named Chi-Chi.
Ex-situ conservation involves protecting endangered species in their natural habitats.
- True
- False
Answer: False
Ex-situ conservation involves protecting species outside their natural habitats, such as in zoos or seed banks.
Which of the following is an example of in-situ conservation?
- Zoological Parks
- Botanical Gardens
- National Parks
- Seed Banks
Answer: National Parks
In-situ conservation involves protecting species in their natural habitats, such as national parks and wildlife sanctuaries.
Which of the following is considered an abiotic factor in an environment?
- Bacteria
- Moss
- Temperature
- Insects
Answer: Temperature
Abiotic factors are non-living chemical and physical parts of the environment, such as temperature, light, and water.
A typical food chain always starts with a primary consumer.
- True
- False
Answer: False
A food chain always begins with a producer (autotroph), such as a green plant, not a consumer.
Which of the following is an example of a biotic component of an ecosystem?
- Sunlight
- Temperature
- Fungi
- Water
Answer: Fungi
Biotic components are the living parts of an ecosystem, such as plants, animals, and fungi (decomposers).
Biosphere is the narrow zone where land, water, and air interact to support life.
- True
- False
Answer: True
The biosphere is the global ecological system integrating all living beings and their relationships with the lithosphere, hydrosphere, and atmosphere.
Which of the following is the primary producer in an ecosystem?
- Herbivores
- Carnivores
- Plants
- Decomposers
Answer: Plants
Plants are primary producers as they synthesize their own food through photosynthesis.