Environmental Science MCQs for Competitive Examination
Q. 31
Among the marine ecosystems, the most species rich ecosystem is
(A) Mangrove
(B) Coral reefs
(C) Open water
(D) None of the above
Answer: (B) Coral reefs
Explanation: N/A
Q. 32
Biodiversity hot spots are among the richest and most important ecosystems in the world. How many such hot spots are presently there in the world?
(A) 25
(B) 34
(C) 36
(D) 42
Answer: (C) 36
Explanation: N/A
Q. 33
Which among the following is the chief constituent of biogas?
(A) Carbon dioxide
(B) Hydrogen
(C) Ethane
(D) Methane
Answer: (D) Methane
Explanation: N/A
Q. 34
How many biodiversity hotspots are there in India?
(A) 2
(B) 4
(C) 3
(D) 5
Answer: (B) 4
Explanation: N/A
Q. 35
When was ‘The Wildlife Conservation Act’ implemented in India?
(A) 1972
(B) 1976
(C) 1978
(D) 1980
Answer: (A) 1972
Explanation: N/A
Q. 36
Convention of Biological Diversity (CBD) Act was passed in the year
(A) 1976
(B) 2002
(C) 1980
(D) 1993
Answer: (B) 2002
Explanation: N/A
Q. 37
Where is the headquarters of World Wide Fund for Nature located?
(A) Geneva
(B) Gland
(C) Bern
(D) Munich
Answer: (B) Gland
Explanation: N/A
Q. 38
Which of the following measures is useful to prevent land degradation?
(A) Use of pesticides
(B) Biofertilisers
(C) Jhoom Cultivation
(D) Deforestation
Answer: (B) Biofertilisers
Explanation: N/A
Q. 39
Which of the following farming method involves planting the main crops in widely spaced rows and filling in the spaces in between with another crop?
(A) Strip farming
(B) Terracing
(C) Polyvarietal farming
(D) Jhum Cultivation
Answer: (A) Strip farming
Explanation: N/A
Q. 40
The Ramsar Convention is associated with
(A) Conservation of wild life
(B) Conservation of wetlands
(C) Conservation of aquatic animals
(D) Conservation of world heritage sites
Answer: (B) Conservation of wetlands
Explanation: N/A
Q. 41
World Meteorological Organization is an inter-governmental organization headquartered at
(A) Geneva
(B) Bern
(C) Zurich
(D) Gland
Answer: (A) Geneva
Explanation: N/A
Q. 42
Bonn Convention is associated with
(A) Conservation of migratory species of wild animals
(B) Conservation of wetlands
(C) Conservation of endangered species
(D) Conservation of rainforest
Answer: (A) Conservation of migratory species of wild animals
Explanation: N/A
Q. 43
Montreal Protocol is associated with which of the followings?
(A) Deforestation
(B) Global Warming
(C) Ozone layer depletion
(D) Climate change
Answer: (C) Ozone layer depletion
Explanation: N/A
Q. 44
The Paris Agreement of the UN Framework Convention on Climate Change is to limit global warming well below (benchmark of pre industrial level)
(A) 1.0° C
(B) 2.0° C
(C) 2.5° C
(D) 3.0° C
Answer: (B) 2.0° C
Explanation: N/A
Q. 45
Kyoto Protocol is an international treaty on _______________.
(A) Climate Change
(B) Ozone Layer depletion
(C) Radioactive Pollution
(D) Sulphur emissions
Answer: (A) Climate Change
Explanation: N/A
Q. 46
Earth Hour is a campaign initiated by
(A) IUCN
(B) WWF
(C) UNEP
(D) UNESCO
Answer: (B) WWF
Explanation: N/A
Q. 47
Which of the following is India’s first National Marine Park?
(A) Mahatma Gandhi Marine National Park, Andaman & Nicobar Islands
(B) Marine National Park, Gujarat
(C) Gulf of Mannar, Tamilnadu
(D) Rani Jhansi Marine National Park, Andaman & Nicobar Islands
Answer: (A) Climate Change
Explanation: N/A
Q. 48
Which of the following elements causes Itai Itai disease?
(A) Mercury
(B) Cadmium
(C) Lead
(D) Uranium
Answer: (B) Cadmium
Explanation: N/A
Q. 49
Appiko movement is a campaign against deforestation in Southern India led by
(A) Medha Patekar
(B) Sunderlal Bahuguna
(C) Pandurang Hegde
(D) None of the above
Answer: (C) Pandurang Hegde
Explanation: N/A
Q. 50
When was ‘The Water (Prevention and Control of Pollution) Act passed in India?
(A) 1974
(B) 1986
(C) 1981
(D) 1991
Answer: (A) 1974
Explanation: N/A
Q. 51
The National Green Tribunal was established in the year
(A) 2010
(B) 2001
(C) 2003
(D) 2007
Answer: (A) 2010
Explanation: N/A
Q. 52
Under which act, the National Green Tribunal was established in India?
(A) Environment Protection Act, 1986
(B) National Green Tribunal Act, 2010
(C) Pollution Act, 1981
(D) None of the above
Answer: (C) Adrenaline
Explanation: N/A
Q. 53
The Central Pollution Control Board (CPCB) was constituted under which of the following act?
(A) The Water (Prevention and Control of Pollution) Act, 1974
(B) Air Pollution Act, 1981
(C) Environment Protection Act 1986
(D) National Environmental Appellate Authority Act 1997
Answer: (A) The Water (Prevention and Control of Pollution) Act, 1974
Explanation: Anthrax is caused by Bacteria
Q. 54
The Central Pollution Control Board comes under which ministry of India?
(A) Ministry of Commerce and Industry
(B) Ministry of Social Justice
(C) Ministry of Environment and Forest
(D) Ministry of Home Affairs
Answer: (C) Ministry of Environment and Forest
Explanation: N/A
Q. 55
Which of the following is the primary source of ozone depletion?
(A) Carbon dioxide
(B) Carbon monoxide
(C) Sulfur dioxide
(D) Chlorofluoro carbon
Answer: (D) Chlorofluoro carbon
Explanation: N/A
Q. 56
Where is the headquarters of International Maritime Organization?
(A) London
(B) Ontario
(C) Geneva
(D) Montreal
Answer: (D) Montreal
Explanation: N/A
Q. 57
Which layer of atmosphere is dry and ozone-rich?
(A) Troposphere
(B) Stratosphere
(C) Mesosphere
(D) Ionosphere
Answer: (B) Stratosphere
Explanation: N/A
Q. 58
Which instrument is used for measuring humidity in air?
(A) Hydrometer
(B) Anemometer
(C) Thermometer
(D) Hygrometer
Answer: (D) Hygrometer
Explanation: N/A
Q. 59
The scale used for measuring wind velocity is called
(A) Newtonian scale
(B) Richter scale
(C) Beaufort scale
(D) Kilometer scale
Answer: (C) Beaufort scale
Explanation: N/A
Q. 60
The sound level of normal conversation is
(A) 90 db
(B) 80 db
(C) 70 db
(D) 60 db
Answer: (D) 60 db
Explanation: N/A
