2019 Neco Obj, practical & Physical Geography Questions And Answers.
Length of the main road
=22/1 * 5/10 =2
the drainage pattern of the mapped area is the south east direction of the rivers
(i)lumbering- because of high trees
(ii)fishing- because of rivers
(i) The Intermontane plateau: is when a plateau is surrounded by mountains on all sides, it is refers to an Intermontane plateau. Some examples of the Intermontane plateau include the Tibetan plateau and the Bolivian plateaus.
(ii) The Piedmont plateau: a Piedmont plateau is located close to a mountain on one side. Some good examples of
Piedmont plateaus are the Malwa plateau in India, the Patagonian plateau in Argentina and the Piedmont plateau in America.
(iii) The Continental plateaus- when a plateau is surrounded by oceans or plains, it is refers to as continental plateau. Examples of continental plateaus include the plateaus of Western Australia and Africa.
(iv)Dissected plateaus : These plateau are highly eroded plateaus cut by rivers and broken by deep narrow valleys.
(i)Plateaus are very good sources of minerals such as Iron, copper, gold, diamonds, Manganese, coal, etc.
(ii) Areas that have plateau also have waterfalls as river falls from a great height of the plateau
(iii) Although plateaus are not very good for agricultural activities due to hard rock formation, hence, agricultural activities can be carried out at the base of the plateau where lava soils have deposited.
(iv) Plateaus that are formed from the lava of volcanoes have very fertile soil, making them useful for agricultural activities
(i) Arcuate Delta e.g Nile delta
(ii) Bird-foot delta e.g mississippi delta
(i) The river must have a larger load so it must originate from an area with high erosive power.
(ii) The course of the river should be free from obstacles which act as filters.
(iii) The river should be slow flowing on entering into the sea to prevent washing of sediments into the sea.
(i) They are major agricultural production centers and population centers
(ii) They serve as Tourist centre.
(iii) They can provide coastline defense and can impact drinking water supply
Environmental Hazard is a disaster caused by nature or man which pose a serious danger or risk to lives and properties of people.
(i) Volcanic eruptions
(iii) desert encroanhment
(i) Overgrazing: Animal grazing is a huge problem for many areas that are starting to become desert biomes. If there are too many animals that are overgrazing in certain spots, it makes it difficult for the plants to grow back, which hurts the biome and makes it lose its former green glory.
(ii) Deforestation: When people are looking to move into an area, or they need trees in order to make houses and do other tasks, then they are contributing to the problems related to desertification. Without the plants (especially the trees) around, the rest of the biome cannot thrive.
(iii) Farming Practices: Some farmers do not know how to use the land effectively. They may essentially strip the land of everything that it has before moving on to another plot of land.
(i) By enforcement of law against overgrazing .
(iii) Environmental management