Tumahre Liye

7 Class. Geography. CW/HW.Chapter6.Life on the Earth. Keywords  estate the process of carrying a forest especially on land not  previously forested or land clear earlier due  to deforestation  biosphere reserve: an  area of ​​land or water that is protected by law in order to support the conservation and eco systems as well as  the sustainable coexistence of man with nature. deciduous trees : trees that shed their leaves in the same see every year  ecological balance : a term described how ecosystems  are  organised  in a state of stabality  where species coexist with other species and their environment.  habitats : the part of environment that offers the conditions of  favorable for a plant and  animal to exist.  National park : large areas of pullic land set aide for protection of their natural beauty, native plants, animals and habiitats in which they live.  Generally national  p...

Class 7.CW/HW/Assignment.Sheet. Geography. Chapter 5. Name of the Chapter : Water around us. Q.Vocabs :  a.Know and parse the words. b.Short them and write the meaning of these hard words in English to English and English to Hindi. Q.Keywords :  Write the meanings of these words. a.Fishing ground :    b.Plankton :  c.Stream flow :  c.Surface run off :  d.Transpiration :  d.More you search and frame … . Something to Know A. Tick ( ) the correct option.   1. The water cycle is  – (a) the continuous movement of water.   (b) passage of water through a house.   (c) the life of an organism in water.   (d) a static system 2. The three states of water are (a) cloud, rain, river (b) solid, liquid, gas (c) salt water, fresh water, rain water (d) waves, tides, currents 3    What turns water on the earth into vapours in the water cycle?   (a) the core of the earth ...

7 Class.Geography.CW/HW. Chapter4.Air Around Us.    Keywords  Global Warming : a gradual increase in the overall temperature of the earth's atmosphere.   Immunity : amount of water vapors in the atmosphere monsoons : seasonal reversal of the wind direction according to the change in the season  photosynthesis : plants observes Co2 in the presence of sunlight and turn that  energy into food  Something to Know  Tick  the correct options  1.in the normal lapse rate  temperature decreases at the rate of 1 degree with every  (a) 165  m ascend  (b) 175 m  ascend  (c) 185 m ascend (d) 195 m ascend   2. Which layer is safe for flying air crafts  (a) troposphere  (b) stratosphere  (c)  mesosphere   (d)  thermosphere 3. The role of nonparticles in the atmosphere is to   (e) absorb ultraviolet rays  (b) enable wireless communication  (c) burn metors...

Chapter3 7 Class. Geography. CW/HW.Chapter3. The Surfaces and Interior of the Earth. keywords  geologist : a scientist who studies geology study of earth  mean sea level:  the level of the ocean surface between the level of mean high tide and low tide.   mineral :  a solid inorganic substance of natural occurrence  seismic waves  a wave  of energy generated by an earthquake or other earth vibrations that travel the earth or along its surface. Something to know A.  Tick the correct option.  1 Living organisms do not survive inside the earth due to  (a) high temperature  (b) cool temperature  (c) presence of gases  (d) excessive water  2 Earthquakes and volcanoes are caused by   (a) internal disturbance  (b) external disturbance  (c) over - population  (d) gradation  3. Respective layers of the earth from top to bottom are  (a) crust, core, mantle  (b) crust, mantle, co...

Chapter 2 7 Class. Geography.CW/HW. Chapter2.The Earth and the Changes on it. Something to know A. Tick the correct option, 1. Which one of the following is not a human activity?   (a) diverse land use  (b) cleaning of forests  (c) new human settlements  (d) formation of mountains  2. Which one is a continental glacier?   (a) Siachin  (b) Antarctica  (c) Gangotri  (d) Yamunotri  3. Which of the following features are formed by a river?   (a) 'V' shaped valley, meander and delta  (b) 'U' shaped valley, meander and delta  (c) l 'shaped valley, cliff and delta  (d)' V 'shaped valley, meander and sand dunes  4 Which  layer of the soil contains humus?    (a) bed rock  (b) weathered rock  (c) sub soil  (d) top soil  5. Which soil type is capable of retaining moisture and becomes sticky when wet?   (a) alluvial soil  (b) black soll  (c) red soll...

7 Class. Geography.CW/HW. Chapter1.Components of Environments  Keywords  biodiversity : it is a variety of life on earth comprising of plants, animals and micro-organisms.   microbes : very small organisms. national park : a well demarcated reserved area for the protection of wildlife.  It does not allow any human activity  ocean: vast expense of saline water on the earth's surface.   wildlife sanctuary : a geographical area meant for the conservation of biodiversity limited human activities are permitted. Something To Know   A. Tick (v) the correct option   1.  Which one is not a part of biological environment?   (a) plants  (b) water  (c) animais (d) human beings   2.  Volcanoes erupt due  (a) Internal disturbance of the earth. (b) external disturbance of the earth     (c) climate change  (d) man - made changes on the earth.   3. Which one brings a sudden chang...