Secondary Economic Activities — Geography STD 12 Commerce / Arts — Question

Important stations of Trans-Siberian railway

The following economic factors are essential for agriculture.

A – In Africa and South America, construction of roads and railways of long distance is difficult.
R – Generally, it is easier to build roads and railways where relief is not rugged.

Sometimes factor is responsible to the fragmentation of settlement.

A – Fishing on the coastal areas of Japan is well developed.
R – Presence of cold and warm ocean water currents.

A – Increase in the dependency ratio will affect the economy.
R – Medical costs are high when there are more elderly in the population.

A – In population pyramid, a broad base indicates high number of children in a country.
R – Broad apex is an indicator of high number of elderly people in a country.

………………. settlement grows around a central object.

Agro-based industries

Suburbs of Mumbai.