Page 152 - ICSE GEOGRAPHY
P. 152

Perennial: Lasting or existing for a long or apparently   Alps: A large mountain range in Europe
                  infi nite time                                        Altitude: The height of an object or point in relation
                 R                                                      to sea level or ground level
                                                                        Amenity: A desirable or useful feature or facility of a
                  Radial: Diverging in lines from a common centre
                                                                        building or place
                  Rearing: Breed and raise animals
                                                                        Ancient civilisations:   The fi rst settled and stable
                  Relief: Diff erence in height from the surrounding
                                                                        communities that became the basis for later states,
                  terrain
                                                                        nations and empires
                  Ridge: A long, narrow hilltop or mountain range
                                                                        Andes: A major mountain system of South America,
                 S                                                      extending for about 7250 kilometres
                                                                        Apex: The top or highest part of something
                  Saddle: A low part of a ridge between two higher
                  points or peaks                                       Attribute: A quality or feature regarded as a
                                                                        characteristic or inherent part of someone or
                  Sea level:  The height of the sea surface averaged over
                  all stages of the tide over a long period of time     something
                  Slope:  The increase in elevation in some unit of    B
                  measure over the horizontal distance measured in
                                                                        Basic amenities:  Things that should be provided
                  the same units
                                                                        by the government as they are considered to be
                  South Col: A sharp-edged col between Mount
                                                                        essential to make life easier and more pleasant for the
                  Everest and Lhotse, the highest and fourth highest
                                                                        common people
                  mountains in the world, respectively
                                                                        Biodiversity: The variety of plant and animal life in the
                  T                                                     world or in a particular habitat, a high level of which
                                                                        is usually considered to be important and desirable
                  Topography:  The arrangement of the natural and
                  artifi cial physical features of an area              Birth rate: The number of live births per thousand of
                                                                        population per year
                  Trail map: A map used to aid in navigation and can
                  symbolize an assorted amount of information of a     C
                  particular area or contain only a single representation
                                                                        Census: An offi  cial count or survey, especially of a
                  of the data it represents
                                                                        population
                  Tributary: A river or stream fl owing into a larger river
                                                                        Civic amenities:  The facilities provided by the
                  or lake
                                                                        governments and municipal corporations for the
                 U                                                      benefi t of the common people

                  Upstream: In the opposite direction from that in      Congestion: The state of being congested
                  which a stream or river fl ows
                                                                       D
                  Chapter 2 - Population Dynamics                       Death rate: The ratio of deaths to the population of a
                                                                        particular area or during a particular period of time,
                 A                                                      usually calculated as the number of deaths per one
                                                                        thousand people per year
                  Age composition:   The proportionate numbers of
                  persons in successive age categories in a given       Dependent: A person who relies on another, especially
                  population                                            a family member, for fi nancial support
                  AIDS: A disease in which there is a severe loss of    Developing country: A poor agricultural country that
                  the body’s cellular immunity, greatly lowering the    is seeking to become more advanced economically
                  resistance to infection and malignancy                and socially



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