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Ethnic boundaries between states is an example of cultural boundaries that coincide with 

... .

(1) biogeographical features such as deserts

(2) differences in language and religion

(3) frontier zones where no state exercises complete control

(4) water features such as rivers, lakes and the oceans

(5) topographic features such as mountain ranges


12 Which one of the following statements about international migration is false?

(1) International migration is increasing as the economic disparities between wealthy and 

poor regions are growing.

2) At a global scale, Asia has -a net in-migration, while Europe has a net out-migration.

(3) A large percentage of international migrants are workers looking for jobs, who 

therefore seek countries with growing economies.

(4) A combination of push and pull factors influence migration decisions.

(5) In recent decades, better communications technologies have accelerated migration 

due to economic reasons.

The global cultural mosaic

13. A lingua franca such as English achieved widespread distribution through ... diffusion, 

driven mainly by migration and conquests.

(1) hierarchical

(2) contagious

(3) stimulus

(4) relocation

(5) expansion




Soil lies at the interface between the biosphere and the


In southwest monsoons In India why does the wind travel from south-east instead from south-west in mumbai?




Which of the following statements about acidification is false?   (1) Conifer plantations frequently result in soil acidification. (2) The smelting of metals is not associated with acid rain.  (3) Most lichens are very sensitive to atmospheric pollution by sulphur dioxide. (4) Acid mist has been associated with forest dieback in Germany. 


Which of the following describe the long-term variations in the Earth's orbit that can lead to climatic change as calculated by Milankovitch?  (1) Orbital eccentricity with a periodicity of 100,000 years (2) Axial tilt or obliquity with a periodicity of 41,000 years  (3) Precession of the equinoxes with a periodicity of about 21,000 years (4) All of the above.


Which of the following countries has uncoupled economic growth from growing fossil fuel consumption over the last few decades?   (1) Denmark   (2) USA (3) Qatar (4) China


Global agreement to reduce the release of ozone depleting substances was made in the …  (1) Montreal Protocol.  (2) Kyoto Protocol. (3) Basel Convention. (4) Rio Convention


Which one of the following options gives the correct explanation for the deterioration of the Aral Sea in Central Asia since the 1960s? (1)The large scale use of the rivers for the irrigation of crops  (2)The sharp increase in population density around the sea (3)Pollution of the water by factories (4)A decrease in rainfall as a result of global warming


According to economists, environmental degradation occurs because …  (1) information about this phenomenon is not generally available. (2) environmental resources are becoming scarcer. (3) technology could not develop fast enough to be able to solve problems. (4) many aspects of the environment are not properly valued in economic terms.