1.Which of the following is a biodiversity hotspot in India?
[A] Eastern Himalayas
[B] Eastern Ghats
[C] Western Rajasthan
[D] None of the above
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Explanation: India shares its territories into three biodiversity hotspots viz. Eastern Himalaya, Western Ghats and Indo-Burma. Out of them, Eastern Himalaya and Western Ghats are mostly located within India’s territory. In the Indo-Burma Biodiversity hotspot, India shares only a small part in north East India. ©navclasses
2.The Nagzira Wildlife Sanctuary (NWS) is located in which state?
[A] Maharashtra
[B] Himachal Pradesh
[C] Jammu & Kashmir
[D] Nagaland
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Explanation: The Nagzira Wildlife Sanctuary (NWS) is located between Bhandara district and Gondia district of Maharashtra and covers an area of 152.81 square kilometres. This sanctuary has a number of fish, 34 species of mammals, 166 species of birds, 36 species of reptiles and four species of amphibians. Apart from this, this sanctuary is a home of many interesting varieties of frogs and toads like Tree-frog, Bull-frog, Six-toed frog, an uncommon toad; Ramanella Montana etc. ©navclasses
3.Which one of the following committee was constituted to review environmental laws in the country?
[A] Subramanian Committee
[B] Kasturi Rangan Committee
[C] Madhav Nair Committee
[D] Ullas Karanth Committee
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Explanation: T S R Subramanian Committee was constituted to review environmental laws in India. The committee has submitted its recommendations to the government recently. ©navclasses
4.Ozone layer is found in which of the following ?
[A] Troposphere
[B] Stratosphere
[C] Exosphere
[D] Thermosphere
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Explanation: The ozone layer is a region of Earth’s stratosphere that absorbs most of the Sun’s ultraviolet (UV) radiation that may cause skin cancer. It contains high concentrations of ozone (O3) in relation to other parts of the atmosphere. Stratospheric Ozone is not harmful, but its presence on land it is harmful. ©navclasses
5.Which among the following is responsible for depletion of Ozone?
[A] Carbon monoxide
[B] Carbon dioxide
[C] Chlorofluoro carbon
[D] Mercuric oxide
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Explanation: Ozone molecules got destroyed when the chlorine and bromine atoms come into contact with ozone in the atmospheric layer of stratosphere. CFC (Chlorofluoro carbon) slowly moves upward to the stratosphere and are broken up by ultraviolet radiation, which releases chlorine atoms. ©navclasses
6.India’s first Butterfly Park was established at which among the following National Parks?
[A] Bannerghatta National Park, Karnataka
[B] Nagarhole National Park, Karnataka
[C] National Zoological Park Calcutta
[D] Kaziranga National Park, Assam
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Explanation: Bannerghatta National Park was founded in the year 1970 and it was declared as a national park in 1974. It is located near Bangalore, Karnataka. The first butterfly enclosure in India is located in this National Park. Apart from that, the park has a zoo, an animal rescue centre, a snake house, a pet corner, an aquarium, and a safari park. ©navclasses
7.To Catalyze a Transition to a Low Carbon World, Climate Neutral Network (CN Net) was launched in 2008 by which of the following ?
[A] Green Building Council
[B] United Nations Environment Programme
[C] Global Environment Facility
[D] Intergovernmental Panel on Climate Change
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Explanation: Climate Neutral Network was launched in 2008 during the meeting of United Nations Environment Programme Governing Council in Monaco. 4 countries, 4 cities and 5 companies were present in the meeting. ©navclasses
8.In which of the following state in India established the country’s first carbon dioxide measurement exchange tower ?
[A] Maharastra
[B] Gujarath
[C] Kerala
[D] Uttarakhand
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Explanation: India’s first carbon dioxide measurement exchange tower was set up in Uttarakhand (Lamachaur). It has been installed by the Indian Institute of Remote Sensing. It will help to analyse issues related to global warming and climate change. ©navclasses
9.India is one of the select mega biodiversity countries of the world. In this context, approximately what fraction of the recorded species of the world, India accounts for ….?
[A] 2-3%
[B] 7-8%
[C] 11-12%
[D] 15-16%
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Explanation: With only 2.4% of the land area, India already accounts for 7-8% of the recorded species of the world. Over 46,000 species of plants and 81,000 species of animals have been recorded in the country so far by the Botanical Survey of India, and the Zoological Survey of India, respectively. India is an acknowledged centre of crop diversity, and harbors many wild relatives and breeds of domesticated animals ©navclasses
10.Which among the following correctly described “Eutrophication”?
[A] Over fertilization leading to bloom of some water species
[B] Overfertilization that leads to death of the terrestrial plants
[C] Changes in climate that leads to over-production of Nitrogen and Phosphates
[D] All of above
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Explanation: Eutrophication is when a body of water becomes overly enriched with minerals and nutrients which impetus to excessive growth of algae. It causes oxygen depletion of the water body. Due to this problem algal bloom occurs which is the increase of phytoplankton. ©navclasses
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