Q7. - DPS GUWAHATI



CLASS VIWeek 14 - 4th to 9thAugust 2020Name of the Chapter: 5 MAJOR DOMAINS OF THE EARTH(Pg-30-32)TIMING: 35 mins (2 periods)Period 1Period 2Period 3Test time - 25 minutes Marks - 10Step -I:Study the following topic from the textbookPg-30-31Introduction to major domains of the Earth- Lithosphere, Atmosphere, Hydrosphere and BiosphereStep – II:Study the same topic in the following part of Extra mark appCh–Major domains of the Earth- Detailed learning – Understanding concept Step – IIIIf you have any doubts clear them with your subject teacher (Please check name and number of the subject teacher from the school website)Step – IVRevise using following bullet points:1. Human beings can live on earth because of the presence of life sustaining elements such as land, water and air.2. The solid portion of the Earth on which we live in is called lithosphere.3. The gaseous layer that surrounds the Earth is the atmosphere.4. Hydrosphere comprises water in all its forms, that is, ice, water and water vapour.5. Biosphere is the narrow zone of contact between the land, water and air where all the life form on the earth exists.6. Lithosphere comprises the rocks of the Earth’s crust and the thin layers of soil that contain nutrient elements which sustain organisms.Step- V-Map skill-1. On an outline political map of the world, locate and label the seven continents.Solve the questions as below: (to be written in the geography notebook)Q1. What are the four major domains of the earth?Ans-The four major domains of the earth-1.Lithosphere2.Atmosphere3.Hydrosphere4.BiosphereQ2.Define-Lithosphere,atmosphere,hydrosphere and biosphereAns-Lithosphere: The solid portion of the earth is Lithosphere. In Greek Litho means stone or rock. It means the sphere made of rocks is termed as Lithosphere.Atmosphere: The gaseous envelope surrounding the earth is Atmosphere. In Greek ‘atmo’ means air. The sphere made of air is atmosphere.Hydrosphere: The area containing water is called Hydrosphere. Word-Hydrosphere has been derived from the Greek word ‘Hydro’ which means water. Hydrosphere contains water in all its forms.Biosphere has been derived from the Greek word ‘Bio’. It is the narrow zone of contact of land, water and air where all forms of life are found. END OF PERIOD Step -I:Study the following topic from the textbookPg-32Lithosphere-Continents and Ocean basinsConcept of sea levelMajor continents-Asia, Europe, Africa and North AmericaStep – II:Study the same topic in the following part of Extramark app.Ch- Major domains of the Earth– Detailed learning – Understanding concept.Step – IIIIf you have any doubts clear them with your subject teacher (Please check name and number of the subject teacher from the school website)Step – IVRevise using following bullet points:7.The two main divisions of the earth’s surface are:Continents: The large landmasses.Ocean basins: The huge water bodies.8. The level of sea water remains the same everywhere. Elevation of land is measured from the level of the sea, which is taken as zero.9. The highest mountain peak Mt. Everest is 8,848m above mean sea level. 10.The greatest depth of 11,022m is recorded at Mariana Trench in the Pacific Ocean.11.There are seven major continents: Asia, Europe, Africa, North America, South America, Australia and Antarctica.12. Asia:Largest continent which covers about one third of the total land area of the earth.Asia is separated from Europe by Ural Mountains.The combined landmass of Europe and Asia is called Eurasia.13. Europe is bounded by water bodies on three sides.14. Africa: The Tropic of Cancer, the Equator and the Tropic of Capricorn pass through this continent.The Sahara Desert, world’s largest hot desert, is located in Africa.The world’s longest river, the Nile, flows through Africa15. North America: It is linked to South America by a narrow strip of land called the Isthmus of Panama.Pacific Ocean, Atlantic Ocean and Arctic Ocean are the three oceans that surround North America..Step- VSolve the questions as below: (to be written in the geography notebook)?Q2.Name the major continents of the earth.Ans-Asia, Europe, Africa, North America, South America, Australia and Antarctica.?Q3.Why is the Northern Hemisphere called the land Hemisphere??Ans-The greater part of the landmass lies in the Northern Hemisphere. Hence, it is called land Hemisphere.END OF PERIOD 2Step -I: Revise the bullet points for 10 minsStep-II: Answer the following questions-MCQ- 1x3=3Q1.Which of the following component of the earth consists of the solid portion?(a) The Atmosphere(b) Hydrosphere(c) The Lithosphere(d) All of theseQ2.Which is the largest continent?(a) Asia(b) Africa(c) Australia(d) None of theseQ3.Which of the following is the smallest continent?(a) Africa(b) Asia(c) Australia(d) AntarcticaQ4.Fill in the blanks- 1x3=31. The highest mountain peak on earth is…………….2. The deepest point on the earth is ……….. in the Pacific Ocean.3. Life exists in the ………………Q5. The level of seawater remains the same everywhere.(True or false) 1?Q6.What is the height of the Mt. Everest? 1Q7. State the percentage of the earth which is covered with water. 1Q8.Define-Biosphere 1 END OF PERIOD 3 ................
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