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Is pollution of water.77. Habitat destruction is the main cause of species extinction. 78. Industries can decrease their impact on habitats if they:
79. Biological diversity does NOT include:
80. Species diversity is higher In tropics.
81. The number of the world described species is Mln.
82. The number of the world endangered plants (flowering) species is Species of plants.
83. The number of the world endangered animals (vertebrates) species is Species of animals.
84. Boreal forests refer to: Taiga
85. The percent of the earth surface covered by water versus to land is 70%.
86. The average renewal rate of lakes is Years.
87. The average renewal rate of underground waters is Years.
88. Eutrophic lakes are Rich in organic matter and vegetation, making the waters relatively murky.
89. Oligotrophic lakes are contain little organic matter. 90. Biological needs of water by a person per day are Liters. 91. Real consumption of water by a person per day is 1500-2000 L/day. 92. Domestic use of water includes Cooking and cleaning
93. Industrial use of water includes otvet doljen byt’ so slovom PAPER
94. Industries contribute to water pollution if they:
95. The main air pollutants in Kazakhstan are Ammonia, dust, phenols, formaldehyde, lead.
96. The water level of Aral Sea from 1960s to 2000 year fell to Meters and 16-18 meters.
97. The salt concentration of Aral Sea water in 1960s to 2000 year increased To 3-5 times. 98. The surface area of Aral Sea from 1960s to 2000 year decreased to 50-75 %
99. A special protected territory that is partially permitted for an economical activity is zapovednik.
100. Ex-situ conservation of species means protection of components of biodiversity Outside their habitats (Botanical gardens, nursery gardens, seeds storehouses).
101. In-situ conservation of species means protection of components of biodiversity National parks, reserves, refuges, zapovedniks.
102. The numbers of national parks and reserves in Kazakhstan are And 10.
103. Which of the following will result in the decrease of the population size:
104. Survival rate is a number of individuals survived over specific period of time.
105. In his essay on population Thomas Malthus argued that human population would double every 25 years if natural resources were unlimited. 106. The biotic potential of a population existing in nature is the maximum rate at which a population could increase under ideal conditions – an environment with unlimited resources. The biotic potential is rarely achieved by population in natural environment.
107. The maximum number of individuals in a population located in a stable environment tends to: Carrying capacity 108. In the year 1650 the human population Mln people.
109. The population of a country will neither shrink nor grow when, on average, each family has 2.1.
110. The first stage in demographic transition is preindustrial.
111. Many developing countries are in the second or third stage of demographic transition, and tend to have: Low level of death rate and high level of birth rate
112. Countries with low fertility rate have Female literacy.
113. Availability of space, susceptibility to disease, and number of predation are all Date: 2016-01-03; view: 2210
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