51. Common type of forest
in India is
(A) Tropical moist deciduous
(B) Temperate forest
(C) Scrub jungle
(D) Tropical dry deciduous
52. Which of the
following group is the component of bio fertilizer ?
(A) Mushrooms
(B) Diatoms
(C) Cyanobacteria
(D) Coliforms
53. The scheme ECOMARK initiated in 1991 for
(A) Ecologically sensitive areas
(B) Eco-tourism development
(C) Environmental Education
(D) Labelling ecofriendly products
54. The Scientific
Committee On Problems of the Environment (SCOPE) was
constituted by
(A) United Nations Environment
Programme
(B) Ministry of Environment and
Forests
(C) International Council of
Scientific Unions
(D) Council of Scientific and
Industrial Research
55. Identify the correct
sequence of nitrogen mineralization from the
following :
(A) Ammonification →Nitrosification → Nitrification →Denitrification
(B) Denitrification → Ammonification → Nitrosification → Nitrification
(C) Nitrosification → Nitrification →Denitrification → Ammonification
(D) Nitrification → Denitrification → Ammonification → Nitrosification
56. Which of the
following is an obligate symbiont ?
(A) Rhizobium
(B) Arbuscular mycorrhizae
(C) Rickettsiae
(D) Frankia
57. Hydrosphere contains
how much of freshwater ?
(A) 3%
(B) 10%
(C) 17%
(D) 25%
58. Humus is important
for plant-growth promotion because
(A) it consists of dead organic matter
(B) it is derived from leef litter
(C) it is partially degraded
(D) it is rich in nutrients and possess high water holding capacity
59. Choose the correct
sequence of atmospheric layers from bottom to upwards
a) Exosphere
b) Thermosphere
c) Mesosphere
d) Trophosphere
e) Stratosphere
Identity the correct code :
Codes :
(A) (B) (C) (D)
abcde
decab
acdeb
bcdea
60. Flora and fauna can
be protected in situ
(A) Sanctuaries
(B) Zoos
(C) Botanical gardens
(D) National parks
61. Test of significance
is performed by
(A) Chi-square test
(B) F-test
(C) Probability test
(D) Null hypothesis
62. What is the
permissible limit of coliforms in drinking water ?
(A) ≤ 10 / 100 ml
(B) 20/100 ml
(C) 50/100 ml
(D) 75/100 ml
63. From which of the
following monsoon India receives maximum precipitation
(A) North-east monsoon
(B) South-east monsoon
(C) South-west monsoon
(D) North-west monsoon
64. Exsitu conservation
of Biodiversity can be done by
(A) National Parks
(B) Biosphere Reserves
(C) Gene Banks
(D) Wild Life Sanctuaries
65. The percentage of
nitrogen in air is
(A) 70%
(B) 74%
(C) 78%
(D) 82%
66. Name of Scientist who
detected acid in
rain water for the first time
(A) Robert Angus Smith
(B) Ravish Malhotra
(C) Henry Becquerel
(D) Yuri Gagarin
67. Following group of
algae fixes atmospheric nitrogen
(A) Blue-green algae
(B) Brown algae
(C) Yellow algae
(D) Yellow-green algae
68. Length of Coast in
India is about
(A) 7,000 km
(B) 3,000 km
(C) 2,000 km
(D) 17,000 km
69. According to Tbilisi
Declaration, the goals of environmental education is /are
a) awareness and concern about economic, social, political and ecological interdependence
b) to provide opportunities to acquire the knowledge, values, attitude, commitment and skills
c) to create new patterns of behaviours of individual groups and society as a whole Identify the correct code :
Codes :
(A) (a) is the correct answer
(B) (a) and (b) are the correct
answers
(C) (b) is the correct answer
(D) (a), (b) and (c) are the correct answers
70. WWF stands for
(A) World Wild Life Fund
(B) World Wide Fund for Nature
(C) World Wide Forestry
(D) Word Wide Food Security
71. The regions between
20° and
40° latitude
are known as
(A) Arctic
(B) Temperate
(C) Sub-tropical
(D) Tropical
72. The practice of cultivating agricultural crops between rows of planted trees is called
(A) Zoom cultivation
(B) Agri-horti cultivation
(C) Shift irrigation
(D) Farm forestry
73. Which of the
following is the ore mineral of zinc ?
(A) Galena
(B) Sphalerite
(C) Pyrite
(D) Siderate
74. Common energy source
in Indian villages is/are
(A) Coal
(B) Wood and animal dung
(C) Electricity
(D) Solar
75. Which of the soil
horizon is rich in organic content ?
(A) Top soil
(B) Sub soil
(C) Hard pan
(D) Weathered zone