Environment & Biodiversity MCQs
Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations.
1. The Orang National Park (ONP) is located in which state?
[A] Manipur
[B] Mizoram
[C] Tripura
[D] Assam
Show Answer
Correct Answer: D [Assam ]
Notes:
The Orang National Park (ONP) is located on the north bank of the Brahmaputra River in the Darrang and Sonitpur districts of Assam and covers an area of 78.81 square kilometers. The park has a rich flora and fauna, including great Indian one-horned rhinoceros, pigmy hog, elephants, wild buffalo and tigers. It is the only stronghold of rhinoceros on the north bank of the Brahmaputra river.
2. Othalanga (Cerbera odollam), commonly known as the Suicide tree is found in which state of India?
[A] Kerala
[B] Meghalaya
[C] Karnataka
[D] Sikkim
Show Answer
Correct Answer: A [ Kerala ]
Notes:
Cerbera odollam, commonly known as the Suicide tree, Pong-pong, and Othalanga. It is a species of tree native to India and other parts of southern Asia. It grows wild along the coast in many parts of Kerala. It yields a potent poison, often used for suicide or murder. The kernels of C. Odollam contain cerberin, a potent cardenolide glycoside belonging to the cardiac glycoside family of toxins that includes digoxin. The poison blocks the calcium ion channels in heart muscle, causing disruption of the heart beat. This is most often fatal. Cerberin is difficult to detect in autopsies and its taste can be masked with strong spices. Therefore it is often used in homicide and suicide in India.
3. Which among the following country is considered to have the world’s first sustainable biofuels economy?
[A] Mexico
[B] Indonesia
[C] Brazil
[D] China
Show Answer
Correct Answer: C [Brazil]
Notes:
Brazil is known as the leader of the biofuel industry and the world’s first sustainable biofuels economy. In the year 2009, Brazil adopted new sustainability policies for sugarcane ethanol.
4. In which year Ecological Task Forces (ETFs) scheme was initiated?
[A] 1980
[B] 1982
[C] 1983
[D] 1985
Show Answer
Correct Answer: B [1982]
Notes:
Eco-Development Forces (EDF) Scheme was launched in 1980s under Ministry of Defence. Under this scheme, Eco Task Force (ETF) Battalions are set up which are though under Ministry of Defence, yet the operational expenditure of it is borne by Ministry of Environment. The first Ecological Task Force (also known as Ecological Battalion) was set up in 1982, after Indira Gandhi received inputs that the problem of unemployment among retired Jawans and of the need to check deforestation and soil erosion could be solved in a single stroke.
5. Asiatic lion is the state animal of which of the following states?
[A] Rajasthan
[B] Haryana
[C] Punjab
[D] Gujarat
Show Answer
Correct Answer: D [Gujarat]
Notes:
The Asiatic lion is restricted to the Gir National Park and environs in the Indian state of Gujarat. In 1826, the first scientific description of the Asiatic lion was published. It is listed as Panthera leo persica, on the IUCN Red List.
6. Which among the following National Park in India is also called the last house of White winged Wood Duck?
[A] Salim Ali National Park , Jammu & Kashmi
[B] Nameri National Park , Assam
[C] Ghana National Park, Rajastha
[D] Sultanpur Bird Sanctuary, Haryana
Show Answer
Correct Answer: B [Nameri National Park , Assam]
Notes:
Nameri National Park is located in the Sonitpur District of Assam. It was declared as Tiger Reserve in the year 1999-2000 and became a sanctuary in 1985.
7. The highest per capita emitter of Carbon dioxide in the world is :
[A] USA
[B] China
[C] Qatar
[D] Saudi Arabia
Show Answer
Correct Answer: C [Qatar]
Notes:
The world’s largest CO2 emitter country is China and per capita emission is highest in Qatar with 49 tonnes per person. Qatar is followed by Tobago, Kuwait, UAE.
8. Which among the following national park is not present in Madhya Pradesh?
[A] Madhav National park
[B] Satpura national park
[C] Pench national park
[D] Valmiki national park
Show Answer
Correct Answer: D [Valmiki national park ]
Notes:
Valmiki national park is in Bihar.
Other three are in Madhya Pradesh with Madhav NP in Shivpuri district,Satpura NP in Hoshangabad district and Pench in Seoni and Chindwara district.
9. The rate of water erosion can increase if there is :
[A] a decrease in precipitation
[B] an increase in rock particle size
[C] an increase in vegetative cover
[D] an increase in livestock grazing
Show Answer
Correct Answer: D [ an increase in livestock grazing]
Notes:
Negative effects of grazing (or more usually over-grazing) include increased soil erosion, adverse water quality impacts from increased runoff and loss of biodiversity.
10. Which among the following is the major cause of acid rain?
[A] Carbon monoxide
[B] Carbon dioxide
[C] Nitrogen dioxide
[D] Oxygen
Show Answer
Correct Answer: C [Nitrogen dioxide]
Notes:
Sulfur dioxide and nitrogen oxides can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.
