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NEET Biology MCQ
Biodiversity And Its Conservation Mcq
Quiz 4
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Q.1
Which endangered animals is the source of world’s finest, lightest, warmest and most expensive wool - the shahtoosh .... .... [ C.B.S.E. 2003]
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a) Nilgai
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b) Cheetah
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c) Kashmiri Goat
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d) Chiru
Explanation
Shahtoosh refers to the fine wool made from the undercoat of the Tibetan antelope. Also known as Chiru goat, the Tibetan antelope is considered an endangered species under CITES. Answer : (d)
Q.2
The fruit of which plant is capable of producing biodiesel .... ..... [Chd C.E.T 2012]
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a) Ficus
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b) Zizyphus
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c) Pongamia
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d) Jatropha
Explanation
Jatropha oil is produced from the seeds of the Jatropha curcas, a plant that can grow in wastelands across India, and the oil is considered to be an excellent source of bio-diesel. Answer:(d)
Q.3
India now has ..... ..... [H.P.P.M.T. 2011]
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a) 10 Biosphere reserves, 50 National Park and 400 wildlife sanctuaries
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b) 14 Biosphere reserves, 50 National Park and 400 wildlife sanctuaries
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c) 10 Biosphere reserves, 90 National Park and 448 wildlife sanctuaries
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d) 14 Biosphere reserves, 90 National Park and 448 wildlife sanctuaries
Explanation
Answer : (d)
Q.4
Exotic species introduced in India are .... .... [C.B.S.E. 2007]
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a) Lantana camara, Western Hyacinth
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b) Water Hyacinth, Prosopis camara
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c) Nile Perch, Ficus Religiosa
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d) Ficus religiosa, Lantana camara
Explanation
An exotic species is known as a species which is living outside its range and was transported to another area by humans. These species are also known as introduced species. Two examples of such species in India are Lantana camara, Water hyacinth. Answer : (a)
Q.5
Which is most effective way to conserve plants diversity of an area ... .... [C.B.S.E. 2004]
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a) Tissue culture
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b) Botanical garden
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c) Biosphere reserves
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d) Seed banks
Explanation
Ecologically unique and biodiversity-rich regions are legally protected as biosphere reserves, national parks and sanctuaries. These are example of In-situ conservation. in situ conservation, the endangered species are protected in their natural habitat so that the entire ecosystem is protected. Above options except option (c) are all example of Ex- situ conservation. Answer : (c)
Q.6
Reserpine is obtained from .... .... [M.P.P.M.T. 2011]
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a) Ricinus
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b) Cinchona
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c) Root of Rauwolfia serpentina
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d) Stem of Rauwolfia serpentina
Explanation
Rauvolfia serpentina, the Indian snakeroot, devil pepper, or serpentine wood, is the source of the phytochemical, reserpine, which has been used in the treatment of systolic hypertension. Reserpine is one of the major alkaloids of the plant. The reserpine content has been found to be highest in the root and lower in the stems and leaves. Answer : (c)
Q.7
Western Ghats have come under the category of hotspot because of .... .... [C.O.M.E.D.-K’s 2007]
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a) High endemism
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b) High elevation
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c) Tropical climate
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d) Evergreen forest
Explanation
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation. There are two main criteria for identifying hotspots. They are (i) high level of species richness and (ii) high degree of endemism (that is, species confined to that region and not found anywhere else). Answer : (a)
Q.8
ASSERTION: There are 34 biodiversity hot spots in the world REASON: High level of species richness is criterion for selection of a biodiversity hot spots .... ..... [A.I.I.M.S. 2012]
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a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
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b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
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c) Assertion is true but, Reason is false
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d) Assertion is false but, Reason is true
Explanation
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation. There are two main criteria for identifying hotspots. They are (i) high level of species richness and (ii) high degree of endemism (that is, species confined to that region and not found anywhere else). There are 34 biodiversity hotspot in the world. Three of these hotspots – Western Ghats and Sri Lanka, Indo-Burma and Himalaya – cover India’s exceptionally high biodiversity regions. Answer : (b)
Q.9
Endangered plant species are conserved through .... .... [A.F.M.C. 2007]
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a) Herbarium
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b) Aune library
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c) Gene bank
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d) Reducing pollution
Explanation
In recent years ex situ conservation has advanced beyond keeping threatened species in enclosures. Now gametes of threatened species can be preserved in viable and fertile condition for long periods using cryopreservation techniques, eggs can be fertilised in vitro, and plants can be propagated using tissue culture methods. Seeds of different genetic strains of commercially important plants can be kept for long periods in seed banks. Answer : (c)
Q.10
Which is not a wildlife conservation project .... ..... [K.C.E.T. 2012]
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a) Project Indian Bustard
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b) Project Tiger
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c) Project Hangul
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d) Project Dodo
Explanation
The great Indian Bustard, Tiger and Hangul are endangered species whereas Dodo is extinct species. Answer:(d)
Q.11
In which zone is limited human activity permitted ..... ..... [A.F.M.C. 2002]
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a) Core zone
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b) Buffer zone
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c) Manipulation zone
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d) Restoration zone
Explanation
ZONES OF BIOSPHERE RESERVE: 1.core zone- no human activity is permitted. 2.buffer zone- limited human activities are permitted. 3.manipulation zone or transition zone- large human activities are going on. Answer : (b)
Q.12
Which of the following has high extinction prospects? .... .... [Pb.P.M.T.1998]
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a) Himalayan Bear and Musk Deer
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b) Lion and Leopard
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c) Tiger and Bustard
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d) Crocodile and Elephant
Explanation
The Himalayan brown bear is critically endangered. The Kashmir musk deer, which is one of seven similar species found throughout Asia, is endangered due to habitat loss and also because of poachers hunting the animal for its prized scent glands. Answer : (a)
Q.13
In a National Park protection is provided to .... ..... [B.HU.2000]
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a) Entire ecosystem
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b) Flora and Fauna
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c) Fauna only
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d) Flora only
Explanation
A park in use for conservation purposes is known as a National park. It is basically a reserve of natural, semi-natural, or developed land that a sovereign state declares or owns. Flora and fauna are provided immense protection in such areas. Answer : (b)
Q.14
Select correct statements about biodiversity .... .... [C.B.S.E 2012]
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a) Desert areas of Rajasthan and Gujarat have a very high level of desert animal species as well as rare animals
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b) Western Ghats have a very high degree of species richness and endemics
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c) Conservation of biodiversity is a fad pursued by developed countries
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d) Large scale planting of Bt cotton has no adverse effect on biodiversity
Explanation
Western ghats are one of the hotsopts due to high level of species richness and high degree of endemism. Conservation of biodiversity is pursued by all the countries, espcially biodiveristy rich countries. Large scale planting GMO Bt cotton will wipe out natural cotton crop thus having adverse effect on biodiversity. Answer : (b)
Q.15
Which of the following will help most conservation of wildlife? .... .... [Pb P.M.T. 1998]
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a) Mankind stringent laws
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b) Making numerous zoos
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c) Making numerous sanctuaries
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d) ALL
Explanation
In in situ conservation, the endangered species are protected in their natural habitat so that the entire ecosystem is protected. Sanctuaries, national park and biosphere reserves can help in conservation of wildfire. Answer : (c)
Q.16
First National Park of India is ..... .... [A.F.M.C. 2009]
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a) Kanha N.P
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b) Periyar N.P
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c) Corbett N.P
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d) Bandipur N.P
Explanation
Corbett National Park: It is part of the larger Corbett Tiger Reserve, which includes adjacent protected areas and has a total area of 497 square miles (1,288 square km). It is India's oldest national park. Answer : (c)
Q.17
Germplasm conservation at liquid nitrogen temperature is .... .... [Odisha 2006]
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a) Stratification
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b) Scarification
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c) Cryopreservation
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d) None
Explanation
Answer : (c)
Q.18
Indian share in global species diversity is about .... ..... [A.M.U. 2010]
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a) 8%
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b) 6%
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c) 4%
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d) 2%
Explanation
Answer : (a)
Q.19
Largest living lemur idri idri occurs in .... .... [C.B.S.E 2000]
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a) India
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b) Mauritius
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c) Fiji
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d) Madagascar
Explanation
Answer : (d)
Q.20
The only floating National Park in the world is .... ..... [C.E.T. Chd 2011]
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a) Keibul Lamjao National Park
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b) Keoladeo Ghana National Park
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c) Chilka Lake Sanctuary
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d) Na1 Sarovar Sanctuary
Explanation
Answer : (a)
Q.21
Which animal has become extinct from India ? .... .... [Odisha 2010]
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a) Snow leopard
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b) Hippopotamus
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c) Wolf
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d) Cheetah
Explanation
Answer : (d)
Q.22
Pick up zone of our country considered as hot spot of biodiversity and regarded as "Cradle of speciation" .... .... [KC.E.T. 2008]
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a) North East
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b) Deccan Plateau
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c) Himalayan base
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d) Western Ghats
Explanation
Answer : (d)
Q.23
Kanha National Park is famous for .... .... [M.P.P.M.T.1995]
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a) Rhinoceros
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b) Tiger
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c) Birds
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d) Crocodiles
Explanation
Answer : (b)
Q.24
Quinine is obtained from .... .... [R.P.M.T. 2011]
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a) Cinchona root
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b) Bark of Cinchona stem
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c) Cinchona stem
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d) None
Explanation
Answer : (b)
Q.25
Core zone, buffer zone and manipulation zone .... .... [M.P.P.M.T. 2009]
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a) Tiger reserve
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b) Biosphere reserve
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c) National Park
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d) Sanctuary
Explanation
Answer : (b)
Q.26
Cetacean stranding, commonly known as beaching, is a phenomenon in which whales and dolphins strand themselves on land, usually on a beach. Beached whales often die due to dehydration, collapsing under their own weight, or drowning when high tide covers the blowhole ..... ..... [A.I.I.M.S.1993]
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a) Increase in body temperature
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b) Incapability to breathe
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c) Crushing of under body weight
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d) Cracking skin
Explanation
Cetacean stranding, commonly known as beaching, is a phenomenon in which whales and dolphins strand themselves on land, usually on a beach. Beached whales often die due to dehydration, collapsing under their own weight( in water buoyant force is present), or drowning when high tide covers the blowhole Answer : (c)
Q.27
One of the ex situ conservation methods for endangered species is .... .... [C.B.S.E. 2010]
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a) Wildlife sanctuaries
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b) Biosphere reserves
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c) Cryopreservation bank
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d) National Park
Explanation
Answer : (c)
Q.28
Tiger is not a resident in which of the following National Park .... .... [C.B.S.E. 2009]
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a) Rathambore
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b) Sunderbans
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c) Gir
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d) Gim Corbett
Explanation
Answer:(c)
Q.29
Which one is a hot spot of biodiversity .... .... [C.B.S.E. 2006]
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a) Aravalli Hills
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b) Western Ghats
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c) Indo Gangetic plain
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d) Eastern Ghats
Explanation
Answer : (b)
Q.30
World biodiversity day is ..... .... [K.C.E.T. 2006]
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a) 22nd May
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b) 16th September
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c) 5th June
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d) 29th December
Explanation
The Convention on Biological Diversity came into force on December 29, 1993, and each anniversary of this date was designated the International Day for Biological Diversity. From 2001 onwards the date of this celebration was moved to May 22 due to the number of holidays that fell in late December. Answer submitted by Reshma devi .G Answer : (a)
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