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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: 196


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