8 Class.Geography.CW/HW.Chapter1.Resources : Utilisation and Development.

Class : 8

CW/HW.Geography Sheet.
Chapter 1 .Geography.Resources : Utilisation and Development.

Something to know 
A. Tick the correct option 

1 Future generations will depend on solar energy because it is 

(a) biotic 

(b) man - made 

(c) inexhaustible 

(d) non - renewable 

2. Which one of the following resources can be  recycled 

(a) gold 

(b) coal 

(c) land 

(d) naturals 

3. All the abiotic resources include 

(a) living beings 

(b) non-living things 

(c) inexhaustible resources 

(d) renewable resources 

4.Available resources which are not being tapped fully for the time being are called 

(a) actual resources 

(b) man - made resources 

(c) biotic resources 

(d) potential resources 

5 Which one does not promote conservation of resources?  

(a) use resources more efficiently 

(b) optimum utilization of resources. 

(c) uses more resources as required.  

(d) reduce wastage of resources.  

B. Fill in the blanks, 

1. Renewable  can be used again and again after processing 

2  on the basis of implications, resources are classified into two categories - natural and manmade 

3. With advancement of technology availability of capital and skilled labour made labor are necessary for resource utilization. 

4. Developed countries are economically  self - sufficient and techechnologicaly advanced 

5. The antual resources need a detailed survey for estimating their quantity and quality,

C. Write a technical term or an appropriate word for each of the following statements, 

1 Any material which is used to satisfy human needs Resorces. 

2 Resources which cannot be renewed,  Nonrenewable.

3.Resources which are created by human being Manmade 

4.The resources which are surveyed  and developed Actual Resources 

5 Sustainable and optimum utilization of resources Conservation. 

D. Answer the following questions in brief.  

1 Utility and value of a resource vary from time to time and place to place. Give any three examples to support the statement 

2 Why are human beings considered the most important resource for development?  

3 Differentiate between biotic and abiotic resources.  Give examples for each.  

4 Why is there a need for resource planning?  Give any three reasons, 

5. Mention any six factors on which the utilization of resources depend.  

E. Answer the following questions 

1 Human needs and wants are neither uniform in all parts of the world nor static over the years.  Explain the statement elving suitable examples.  

2 Distinguish between renewable and non-renewable resources.  Which one of the two would you prefer to use and why?  

3 What is meant by sustainable development?  Why is sustainable development the need of the hour?  

4.Describe the various basis of classification of resources with the help of examples.

Value based question 

Gandhi said 'there is enough for everybody need and not for anybody greed "earlier humans adoptad simple lifestyle by consuming minimum resources from nature. With the advancement in technology our resource consumption has  increased manifold It created a vold in nature. At present resources are depleting at a fast rate resulting in climate change loss of biodiversity and dearth of resources. There is a tremendous consumption of water, enersy, food and minerals. For a sustainable society, we all  have to

change our lifestyle.  Increasing, the youth has to reduce consumption of resources so that production can be controlled.  Minimize the wasteful consumption of resources for a better tomorrow.  Adopt sustainable consumption pattern.  We have only habitable planet. Care for it.  

1. Technological advancement is a boon as well as a bane to human civilisation.  Give one example each to support the statement.  

2. Highlight any two advantages of sustainable lifestyle.  

3. As a young Indian how can you contribute in reversing the adverse effect of human interference on environment?  

Map Skill On an outline political map of the world, show any three developed and developing countries each.  

Something To Do 

1.  Prepare a pictorial chart showing the classification of resources giving at least a suitable example of each category or resource 

2. Suggest any five ways to reduce the wastage of resources 

3. Look around your home and neighborhood, and list the ways in which water wastage can  be stopped. 

Chaper 2.8.Geography

The rain water can be impounded by making dams across the rivers • Water can be conserved by installing water foxtures, such as sensor taps in public places • Maintenance of lakes and ponds also helps in increasing the aquifer: (water table) of underground water water  can be conserved by educating and sensitizing people towards the urgent need to conserve water and not to waste fresh water.  Water conserve Keywords.  altitude height above the mean sea level.  • ecosystem: interdependency or inter - relationship of bidcal elements of the environment on their physical environment.  deforestation: cutting down of large number of trees in an area or dearing of the forest correr drip irrigation: it is a form of irrigation in which water drips in small quantity on roots of the plants • glacier moving, mass of ice like a river precipitation  process in which water vapors fall on the ground in the form of rain, snow, hailand sleet.  Sprinider method: an irrigation technique of spraying water on the plants like rain • topography: physical features, relief or landforms like mountains, plateaus, plains, etc.  water harvesting storing the rainwater through various methods.  water tables the level below which the ground is completely saturated with water.  • The weathering process of disintegration of rocks into smaller pleces till it gets converted into soil.  .  .

Something To Know A. Tiek IM the correct option, 1.  Which type of erosion leads to desertification?  (a) soil erosion (b) wind erosion (c) woter erosion (d) wave erosion Which one of the following is suitable for restoring coll fertility?  (6) terrace farming (b) contour ploughing (c) shifting agriculture along the hill (d) rotation of crops slopes 3. Which of the following is not in favor of multipurpose river valley projects?  (a) control floods (b) generate hydroelectricity (c) forge scale displacement of people (d) provide water for irrigation maintenance of lakes and pondo is essential for (a) increasing surface water runoff (b) increasing water table (increasing coll fertility  (d) recycling of water 5 Which factor is more responsible for the quick formation of soil in Rajasthan? (o) soluble rocks (b) vegetation cover () extreme difference in day and night (d) rainfall temperature B. Fill in the blanks  .Water - and land 1 Earth's surface is divided into zones 2 To maintain ecological balance, 32% of the land should be under forest 3. Planting of troos is commonly known as _o The main source of fresh water Horn Larth is known as bebe 5  planet due to the presence of water on it 1lterende

Pohead c.  wilte a technical term or an appropriate word for each of the following matamento, 1. It is formed by decomposed parts of plants and animale 2 The original rock from which the soil is formed.  It is formed as a result of long continued weathering proces of rocko A project which serves various purposes at the same time.  5. The process in which the top layer of the soil is removed by the natural and human activities Sail 4 D. Answer the following questions in brief.  1. Why is soll considered an important resource?  Give any three reasons, 2. Highlight any three causes of soil erosion.  3. Explain hydrological cycle with the help of a diagram.  4.  How does river water get polluted?  Explain.  5. Identify any three ecological problems caused by building large dams, E. Answer the following questions, 1.  Explain any five factors responsible for the formation of soil, 2 What is meant by land use pattern?  Why is it important to study the land use pattern?  List the influencing the utilisation of land, 3.  What are Multipurpose River Valley Projects?  Name any two such projects.  List the main obje multipurpose river valley project.  4. Suggest any five steps to conserve soil.  5. Suggest any five methods for the conservation of water.  Value Based Question Ganga - A Living Entity The Honourable High Court of Uttrakhand has given 'living entity' status to River Ganga.  It mes onwards Ganga has to be treated as a living person with all related rights, duties of a In order to conserve Ganga river system,

Inste will lives by various wavernmental and non wovernmentale, www wide range will abused sporte.  The river is pellend w dameum, wala and indian cine.  This is wilem is a lifeline of northern India.  There wiw he health has to be restored for the benefit of people Wiwhes River Ganga boon esited the lifeline of the pronte 2. Bundeslany three immediate steps to restore the health of River Calvin Map Bill On an outline political map of the world, show the following  multipurpow river ville project (a) Awwandaminave (0) Hoover dam in USA (d) Damodar River Valley Project in India (d) Mirakud dam in India Homething To Do 1.  Collect information about some Multipurpose River Valley Projects of India and then complete the following table Name of the Project River Monotidary states 2. Find out the causes of water pollution in the River Yamuna or a river of your state.  20

Chapter 3

Something To Know A. Tick the correct option.  1. Which term is used for the plant community which grows without human interference?  (b) natural vegetation (a) plantation (c) agriculture (d) gardening 2. Which vegetation grows in hot and humid regions of the world?  (a) Tropical Evergreen Forests (b) Tropical Deciduous Forests (c) Mediterranean Forests (d) Temperate Softwood Forests 3.  The most common trees of Tropical Deciduous Forests are (a) ebony and mahogany (by sal and teak (c) cork and olive (d) oak and chestnut 4. Trees of Mediterranean Forests are (a) broad leaves (b) needle shaped  leaves (c) spiny and waxy leaves (d) small size leaves 5 The area under forests is depleting due to (a) natural calamity (b) human interference (c) climatic change (d) water shortage B. Fill in the blanks.  1 2 wady of the soil. The assemblage of plant species in an environment is known as nalural vegelotion vand sunlight are two important factors for the plant growth. 3. Humus helps to maintain fasetlity hardwood trees have broad leaves to permition of surplus moisture. Teak  is the commercially important tree of the pasiduous forests, 4. 5. (28) 3472

C Wir fecull term of a propriate word for each of the following territs The toreas which do not owo will thank lewenis at the same titra.  2. m this fort, summen we dey and modesta vain falle im wieder 3 con chapad troos me common in these foreste the motor process of creating new forests tw luiting saplings, 6. The temperate Schwed bonests found in the Unithorn slopes of Himatnya.  0 Anwer the following questions in tried, 1 Wiw we the Tropical Rainforests known as evergreen forenc?  2 Why do the Tropical Deciduou foreus shed their leaves during the summer nuant Naane two such 8 Wine any three characteristic features of the trees found in the Mediterranean fenests A Distinguish between a national park and a wildlife Sanctuary 5. Sest mw the important measures for the  protection of forests.  1 Answer the following questions, 1. What is meant by natural vegetation?  How do temperature and rainfall affect its distribution?  Explain With Examples 2 Highlight any five points of distinction between Tropical Deciduous Forests and Coniferous Forests.  3 Forests are essential for carrying an ecological balance justify the statement with suitable arguments * Explain the importance of wildlife, 5. How are human beings responsible for the depletion of vegetation and wildlife?  Value Based Ouestion Chipko Movement The Chipre Movement was based on the Gandhian philosophy of novense and aimed at the protection and conservation of forests from destruction.  This aptation Inspired the women.  Thay huwend the trees and said of the trees were to be cut, they would have to first kill the worven embracing them

Women were the worst affected by this deforestation as it was causing water shortage, landslide, shortage of firewood and fodder.  They believed in traditional relationship of forest and humans.  For them it was the right for survival 1 Why is the Chinka Movement called a light for survival?  2. Mention any three lessons which all of us learn from this movement.  Map Skill on an outline political map of the world, mark and name the following (a) Yellowstone National Park in USA (b) Bandhavparh National Park of India (c) Kaziranga National Park of India (d) Ecrins National Park of France (e)  ) Charles Darwin National Park of Australia Something to Do 1 Prepare a tabular chorton National Parks of Indio, giving information under the following columns Name of the National Park Location (State) Bird / Animal which is protected 2 Paste pictures of trees / plants having medicinal  Value in your scrapbook, Which of these plants have you grown in your school or plan to Brow?  3.  Collect some specimen of leaves from the neighborhood and classify them on the basis of their texture, size and broadness.  Paste them in your scrapbook 301