81. What is the
difference between the antelopes Oryx and Chiry?
(a) Oryx is adapted to live in hot and arid areas whereas
Chiru is adapted to live in steppes and
semi-desert areas of cold highmountains.
(b) Oryx is poached
for its antlers whereas Chiru is poached for its musk.
(c) Oryx exists in north-east India only.
(d)None of the statements (a), (b) and (c) given above is
correct.
82. Which of the
following can be threats to the biodiversity of geographical area?
1. Global warming
2. Fragmentation of alien species
3. Invasion of alien species
4. Promotion of vegetarianism
Select the correct answer using the codes given below.
(a)
1, 2 and 3 only (b) 2 and 3 only
(c)2 and 4 only (d) 1, 2, 3 and 4 only
83. Consider the following:
1. Black-necked crane
2. cheetah
3. flying squirrel
4. Snow leopard
Which of the above are naturally found in India?
(a)
1, 2 and 3 only (b) 1, 3 and 4 only
(c) 2 and 4 only (d) 1, 2, 3 and 4 only
84. What would happen
if phytoplankton of an ocean is completely destroyed for some reason?
1. The ocean as a carbon sink would be adversely affected.
2. The food chains in the ocean would be adversely affected.
3. The density of ocean water would drastically decrease.
Select the correct answer using the codes given below.
(a)
1 and 2 only (b)2 only
(c) 3 only (d) 1, 2 and 3
85. Vultures which
used to be very common in Indian country side some years ago are rarely seen
now –a-days. This sis attributed to
(a) the destruction of their nesting sites by new invasive species
(b) A drug used by cattle owners for treating their diseased
cattle.
(c) Scarcity of food available to them
(d) A widespread, persistent and fatal disease among them.
86. How does National Biodiversity Authority (NBA) help in
protecting the Indian agriculture?
1. NBA checks
biopiracy and protects the indigenous and traditional genetic resources.
2. NBA directly monitors and supervises the scientific,
research on genetic modification of crop plants.
3. Application for Intellectual Property rights related to
genetic/biological resources canot be made without the approval of NBA.
Which of the statements given above is/are correct?
(a)
1 only
( b) 2 and 3 only
(c) 1 and 3 only (d)
1, 2 and 3
87. The National Green Tribunal act, 2010 was enacted in
consonance with which of the following provisions of the constitution of India?
1. Right to Healthy environment,
construed as a part of right to Life under Article 21.
2. Provision of grants for raising
the level of administration in the Scheduled Areas for the welfare of Scheduled
Tribes under article 275 (1).
3. Powers and functions of Gram
Sabha as mentioned under Article 243 (A0.
Select the correct answer using
the codes given below.
(a)
1 only (b) 2 and 3 only
(c) 1 and 3 only (d)
1, 2 and 3
88. Consider the following kinds of organisms
1. Bacteria 2 fungi
3. Flowering Plants
Selected species of which of the above kinds
of organisms are employed as biopesticides?
(a) 1 only (b) 2 and 3 only
(c)1 and 3 only (d) 1, 2 and 3
89. The government of India encourages the cultivation of
‘sea buckthorn ‘. What is the importance of this plant?
1. It helps in controlling soil
erosion and in preventing desertification.
2. It is a rich source of
biodiesel.
3. It has nutritional value and is
well –adapted to live in cold areas of high altitudes.
4. Its timber is of great
commercial value
Which of the statements given
above is/are correct?
(a)
1 only
(b) 2, 3 and 4 only
(c) 1 and 3 only (d) 1, 2, 3 and 4
90. Consider the following crops of India:
1. Cowpea 2. Green grain
3. Pigeon pea
Which of the above is /are used as
pulse, fodder and green manure?
(a)
1 and 2 only (b) 2 only
(c) 1 and 3 only (d) 1, 2 and 3
answers :
81. (a)
82. (a)
83. (b)
84. (a)
85. (b)
86. (d)
87. (a)
88. (d)
89. (c)
90. (d)
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