Students of ICSE Class 10 should refer to Natural Vegetation ICSE Class 10 Geography previous year questions and solutions. below which have come in past board exams. You should always go through questions that have come in previous years. This will help you to understand the pattern of questions in ICSE Class 10 Geography and prepare accordingly. This will help you to get better marks in ICSE Class 10 Board Exams
ICSE Class 10 Geography Natural Vegetation Last Year Questions
Students should learn the important questions and answers given below for Chapter Natural Vegetation in Geography for ICSE Class 10. These board questions are expected to come in the upcoming exams. Students of ICSE Class 10th should go through the board exams questions and answers for ICSE Class 10 Geography which will help them to get more marks in exams.
Board Exam Questions Natural Vegetation ICSE Class 10 Geography
Very Short Answer Type Questions
Question: What is the name given to the natural vegetation found on the coastal strip of the Ganges Delta?
Name the typical tree found in this region.
Answer: It is Littoral or Mangrove or Tidal Forests. Sundari tree is found there.
Question: What is the most commercially important vegetation belt in India? In what rainfall range is it located?
Answer: Tropical Monsoon Deciduous Forests are the most commercially important vegetation belt in India.
The rainfall range is between 100 cm to 200 cm.
Question: Name the characteristic feature of Tropical Evergreen Forest.
Answer: They are dense and have a variety of trees and shrubs.
Short Answer Type Questions
Question: Name an important tree of Tropical Evergreen Forest and state its use. [Specimen Paper.
Answer: Teak. It has high oil content making it very weather resistant. It has great value as timber and is very
heavy, tough and durable. It is broadly used for making furniture, houses and also ships. The bark of the teak tree is considered to be astringent and is used to treat bronchitis.
Question: How do trees in the Tropical Desert Forests adapt themselves to the dry climate?
Answer: (i) The trees have long roots which enable them to obtain water from deep underground.
(ii) The leaves are small which minimises evaporation and the stems are succulent which helps to conserve water.
Question: Name the tree as per its characteristics given below:
(i) The wood is hard and suitable for ship building.
(ii) The stilt roots are underwater during high tide.
Answer: (i) Teak
(ii) Sundari
Question: (i) Name the forest which is commercially most important in India.
(ii) Name two trees which grow in this forest.
Answer: (i) Tropical deciduous forest
(ii) Teak / Sal / Shisham / Sandalwood
Question: (i) Name the forests which grow on the windward slope of the Western Ghats.
(ii) Why do such forests grow in this region?
Answer: (i) Tropical evergreen forest
(ii) Due to heavy rainfall of above 200 cm
Question: State the two characteristics of Tropical Deciduous Forests.
Answer: Any two of the following:
● Tropical deciduous forests have trees found in pure stands.
● Trees shed their leaves in a particular season Provide valuable timber and other forest products.
Question: State two reasons why Tropical Evergreen Forests are difficult to exploit.
Answer: Tropical evergreen forests are dense/ Heavy logs make it difficult for accessibility/ Trees are found in
mixed stands/ Dense undergrowth…
Question: Write two reasons why monsoon deciduous forests are commercially more valuable than other
types of forests.
Answer: Any two of the following :
● Provide valuable timber and other forest products.
● These forests are not as dense as the tropical evergreen forests. The wood of the trees is not so heavy as to be difficult to transport.
● These trees grow in stands and are therefore easier to exploit for commercial purposes.
Question: Mention two main characteristics of Tropical Rain Forests.
Answer: The characteristic of Tropical Rain Forests are-
(i) They are dense and have a variety of trees and shrubs.
(ii) Trees reach at a height of 60 m or above.
(iii) Due to thick canopy of trees, herbs and grasses cannot grow.
(iv) These forests do not have any fixed period of time for shedding of leave.
Question: Mention two reasons why Tropical Evergreen Forests are difficult to exploit for commercial purposes.
Answer: (i) They are dense and have a variety of trees and shrubs which makes it difficult to exploit.
(ii) Due to lack of proper transportation facilities.
Question: Give two characteristics of Tidal Forests.
Answer: (i) These forests are dense, evergreen and of varying heights.
(ii) The trees have long roots submerged under water and have pores which help them to breathe during high tide.
Question: What are ‘Tidal Forests’? Name two typical trees found there.
Answer: The forests grown along the sea coasts, in wet marshy areas, in river deltas, in tidal or other swampy areas., e.g., in the areas around the eastern coasts, in the saline swamps of Sunderbans in West Bengal, etc. Sundri and Gorjan are the two typical trees found there.
Long Answer Type Questions
Question:. (i) State two characteristic features of vegetation found in Tropical Deserts.
(ii) Give an example of the desert vegetation and its uses. [Specimen Paper,
Answer: (i) 1. Due to scanty rainfall, the forests have xerophytic vegetation.
2. The trees of the forests are stunted and have large patches of coarse grasses.
(ii) An example of desert vegetation-Babool Its uses- It has high medicinal value. It is a source of gum and used as an emulsifier. The twigs and barks are chewed to prevent Vitamin
C deficiency. Its wood is used as fire wood and charcoal and for boat building.
Question: Name the natural vegetation found in the following regions:
(i) The Western slopes of the Western Ghats.
(ii) The Nilgiris.
(iii) Western Rajasthan.
Answer: (i) Tropical Evergreen Forests.
(ii) Montane Forests.
(iii) Tropical Desert Forests.
Question: To which type of forests do the following trees belong?
(i) Hintal and Sundari
(ii) Rosewood and Ebony
(iii) Deodar and Chir Pine
Answer: (i) Mangrove / Littoral forest or Tidal forest
(ii) Tropical Evergreen forest / Tropical rain forest
(iii) Mountain forest.
Question: Identify the tree as per its characteristics mentioned below:
(i) It yields wood that is hard and scented and is usually found in high altitudes.
(ii) It is generally found in deltaic regions and is used to make boats.
(iii) The furniture made from the wood of this tree is generally the most expensive.
Answer: (i) Deodar.
(ii) Sundari.
(iii) Mahogany or Rosewood.
Question: Give one important use of each of the following types of trees:
(i) Sundri
(ii) Sandalwood
(iii) Rosewood
Answer: (i) Sundri – firewood / boat building / construction.
(ii) Sandalwood – extraction of sandalwood oil which is used in soaps and cosmetics / handicrafts /
(iii) Rosewood – furniture / floor boards / veneer / wagon parts
Question: Name the natural vegetation largely found in the following regions:
(i) The Delta of the Ganga River.
(ii) The windward side of the Western Ghats.
(iii) The Deccan Plateau.
Answer: (i) The delta of the Ganga river – mangrove forests / sundarbans / tidal forests
(ii) The windward side of the Western Ghats – tropical evergreen forests
(iii) The Deccan Plateau – monsoon deciduous forests/ thorn forests
Question: Name the tree, the timber of which could be used for the following:
(i) A soft and white timber used for making toys and match boxes.
(ii) A hard durable timber used for ship building and furniture making.
(iii) A sweet smelling timber which yields an oil, used for making handicrafts.
Answer: (i) Semul.
(ii) Mahogany.
(iii) Sandalwood.
Question: (i) Name one region in India for each of the following:
1. Tidal Forests.
2. Thorn and Scrub Forests.
(ii) Explain why Thorn and Scrub forests are found in the above mentioned regions.
Answer: (i) Tidal Forests- Sunderbans in West Bengal or Ganga Delta Region. Thorn and Scrub Forests- Rajasthan.
(ii) Thorn and scrub forests are found in this region because these forests receive less than 50 cm of rainfall.
Question: Name any three trees found in Monsoon Deciduous Forests and state one use of each of these trees.
Answer: (i) Teak- It has high oil content making it very weather resistant. It has great value as timber and is very heavy, tough and durable. It is broadly used for making furniture, houses and also ships. The bark of the teak tree is considered to be astringent and is used to treat bronchitis.
(ii) Sal- It is hard, tough and heavy wood. It is mainly used for making doors, windows, railings of bridges, beams, railway sleepers.
(iii) Sandalwood- It is widely used in the cosmetic industry. It is used as perfume and its oil is used in making aromatic substances. It is also used for making ornamental objects like statues.
Question: Name the type of forests found in the western part of Western Ghats. Give two reasons why these
forests are so named.
Answer: Tropical Evergreen Forests are found in the western part of Western Ghats.
Two reasons are-
(i) This region receives an annual rainfall of more than 200 cm.
(ii) The trees remain evergreen.
Distribution and Correlation with their Environment
Short Answer Type Questions
Question:. How do forests-
(i) have a favourable effect on the climate of the region?
(ii) act as a flood control measure?
Answer: (i) Forests control humidity, lower the temperature and can be responsible for rain.
(ii) The roots of the trees check the speed of running water which then does not overflow its banks and also because the roots take in some of the water.
Question: Briefly explain two reasons for forests being an important natural resource.
Answer: (i) Forest plays an important role in modifying climate and weather.
(ii) They also play an important role in controlling soil erosion by wind and water.
Forest Conservation
Short Answer Type Question
Question: Distinguish between Agro Forestry and Social Forestry.
Answer:
Long Answer Type Questions
Question: Explain why the forest cover in India is shrinking?
OR
Give three reasons for rapid depletion of forest resources in India in the past.
Answer: The reasons are as follows :
(i) Land was cleared for cultivation, industrialisation and urbanisation.
(ii) Shifting agriculture was practised.
(iii) Forest was cut recklessly for raw material.
Question: Differentiate between Afforestation and Deforestation. State a disadvantage of deforestation.
Answer:
Question Give three reasons why forests must be conserved.
Answer: (i) To maintain the environmental stability
(ii) To preserve natural forests through wide variety of flora and fauna.
(iii) To checksoil erosion.
Question Mention three methods for the conservation and development of forests in India.
Answer: Three methods for the Conservation and Development of Forests-
(i) To plant trees or Afforestation.
(ii) Banning the practice of shifting cultivation prevalent amongst the tribals.
(iii) To discourage cutting of trees and ensure to plant ten saplings in lieu of felling one tree.
Question. What is agro-forestry?
Answer: (i) Agro-forestry is a part of social forestry and represents the intermediate stage between forestry and agriculture.
(ii) Agro-forestry refers to “the sustainable system of managing a piece of land through combined production of agricultural crops and forest crops and animal rearing, to ensure the most efficient land use under a management system in accordance with socio-cultural practices of the local people.”
Question. Give the economical value of Tropical Evergreen forests.
Answer: Tropical Evergreen forests produce various plant species of high economic value. The timber produced is hard, durable and fine grained.
Question. Why are Thorn and Scrub forests largely found in the northwestern part of India?
Answer: Certain part of north western India have arid conditions with scanty rainfall. Therefore these regions have thorn and scrub forests.
Question. List any four points of co-relation of forests with environment.
Answer: (i) Forests moderate the climate of the region by affecting the humidity, temperature and precipitation in the region.
(ii) Meeting the recreational needs of the people.
(iii) Improving the natural beauty of the region.
(iv) Improving our environment and controlling global warming and thereby minimizing the problem of climate change.
Question. Why are the Western Ghats covered with thick evergreen forests while the Eastern Ghats are covered by deciduous forests?
Answer: Western Ghats are covered by that evergreen forest as it receives heavy rainfall but the rainfall decreases in the Eastern Ghats so the forest found here are deciduous forest.
Question. What are the climatic conditions under which dry deciduous develop ?
Answer: Dry deciduous forests are found in areas having a mean annual temperature of 23ºC to 27ºC, annual rainfall between 70 cm to 100 cm and humidity between 51 to 58 per cent.
Question. What is the difference between agro-forestry and traditional forestry?
Answer: (i) Agro-Forestry is different from the traditional forestry in the sense that it is not vulnerable to population stresses. It is created in accordance with the socio-cultural practices of the population.
(ii) In fact, agro-forestry co-ordinates with local population and reduces the pressure of population on traditional forestry.
Question. ‘Forest are called handmaid of agriculture.’ Give reason.
Answer: (i) Forests are useful in agriculture in various ways both directly and indirectly.
(ii) Directly they supply wood for making agricultural implements.
(iii) Indirectly they help in keeping climate moderate and helps in creating favourable conditions for rain. They are helpful in checking floods and preventing soil erosion.
Question. Mention two reasons why Tropical Evergreen Forests are difficult to exploit for commercial purposes.
Answer: (i) Tropical Evergreen Forests have tangled mass of canes, palms, bamboos, ferns and climbers and are thus inaccessible.
(ii) These forests lack means of transportation and are thus not fully exploited.
Question. What are the characteristic features of deciduous forests?
Answer: The main characteristic features of deciduous forests are:
(i) The trees in these forests shed their leaves from six to eight weeks during spring and early summer when the storage of water is acute. Further, the sub-soil water is not enough for the trees to keep their leaves all the year around.
(ii) A particular species can be found over a large area.
(iii) They are commercially most exploited forests of India.
Question. Why are the Sunderbans so called?
Answer: Littoral or tidal forests have Sundari trees, after the name of which these forests are known as ‘Sunderbans’ in the Ganga Delta.
Question. Identify the tree as per its characteristics mentioned below:
(i) It yields wood that is hard and scented and is usually found in high altitudes.
(ii) It is generally found in the deltaic region and is used to make boats.
Answer: (i) Sandalwood
(ii) Sundari
Question. Name the important trees found in deciduous forests and mention their economical value.
Answer: The important trees of deciduous forests are teak, sal, shisham, sandalwood, mulberry etc.
Economical value of Important Trees
(i) Teak : Used for ship building and construction purpose.
(ii) Sal : Used for making beams, planking and railing of bridges, doors, window posts of house, sleepers.
(iii) Shisham : Making furniture and construction purpose.
(iv) Sandalwood : Used for statue making and ornamental objects.
(v) Mulberry : Used for manufacturing sports goods like hockey sticks, cricket stumps etc.
Question. What are the characteristic features of Tropical Desert vegetation?
Answer: The main characteristic features of Tropical Desert Vegetation forests are:
(i) These forests have Xerophytic vegetation. Due to paucity of rainfall, the trees are stunted with large patches of coarse grasses.
(ii) In these forests, plants remain leafless for most part of the year and look like scrub vegetation.
Question. Name the area where tropical rain forests are found.
Answer: The area where tropical rain forests found are western slopes of Western Ghats, hills of north eastern region and the island groups of Lakshdweep,
the Andaman and Nicobar and Tamil Nadu coast.
Question. What are the various functions of forests (Importance) ?
Answer: The following are the basic functions of forests :
(i) Productive Functions : It provides various forest products such as flowers, fruits, timber, cane, oils, edible plants etc. It also provides with various types of livelihood to a large population.
(ii) Protective Functions : Protect soil from erosion. Thick humus layer prevent the evaporation of water.
(iii) Regulatory Functions : They can regulate the atmospheric temperature from controlling CO2 in the atmosphere. Forests also enable the occurrence of rain.
(iv) Accessory Functions : Provide habitat for wildlife and recreation to human beings in the form of wildlife sanctuaries, national parks, biosphere reserves etc.
Question. Mention three reasons for decrease in forests area.
Answer: (i) Due to rapid population growth and the demand for more food, forests have been cleared to convert them into agricultural land.
(ii) Forests have been converted into pasture land for expanding dairy farming and cattle ranching.
(iii) Overgrazing in the forests by animals in the tropical and sub-tropical regions has resulted into large-scale degradation of natural vegetation.
Question. What are ‘Tidal forests’? Name two typical trees found there.
Answer: (i) Littoral or swampy forests are also known as Tidal forests.
(ii) These forests are found in and around the deltas, estuaries and creeks prone to tidal influence and as such are also known as delta or swampy forests.
(iii) The trees found here are Sundri, Keora, Amur etc.
Question. Why are the forests grown around the cities having the Iron and Steel Industries?
Answer: (i) The level of pollution is much higher in areas where Iron and Steel industries are located.
(ii) This is because during the manufacture of steel, gas emissions from the manufacturing plants emit particulate matter, sulphur oxides, nitrogen oxides, hydrocarbons and hydrogen fluoride which pollute the air.
(iii) Besides, these steel plants emit significant dust levels of about 20 kilograms per metric ton of steel. To prevent pollution, trees are planted around the cities having Iron and Steel Industries. These trees act as a barrier for the dust and purify the air.
