REVISION X SOCIAL SCIENCE

1. STUDY THE GRAPH AND ANSWER THE GIVEN QUESTIONS .

1. why has the share of primary sector decreased and the share of tertiary sector gone up in the four decades ?

2. how does the growth of secondary sector facilitate the growth of tertiary sector .

3. what will happen to primary sector if not supported by secondary and tertiary sector ?

India is having a GDP as big as France but still why is France richer than India.

1. Does having a khadin benefit the shallow dugwell ?

2. Soil below should have have

a. Permeable rock to make khadin more effective

b. Should have impermeable rock to make it more effective .

c. It does not make difference .

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WATER HARVESTING

1. WHAT DO YO CALL THE ABOVE TRADITIONAL RAINWATER HARVESTING STRUCTURES IN THE URBAN AREAS OF NORTHERN INDIA ? 2. THE ABOVE TWO IMAGES ARE RAINWATER HARVESTING STRUCTURES IN PATAN , GUJARAT WHICH IS A WORLD HERITAGE SITE . CAN YOU NAME THIS STRUCTURE? 3. THE BELOW IS A PROFILE PICTURE OF A TRADITIONAL RAINWATER HARVESTING STRUCTURE IN THE SEMI ARID REGIONS CALLED KAREZ. CAN YOU TELL ME IN WHICH COUNTRIES YOU WILL FIND THIS WATER HARVESTING STRUCTURE . THIS IS A SERIES OF HORIZONTAL AND VERTICAL WELLS. THIS IS AN EXAMPLE OF APPLICATION OF TRADITIONAL KNOWLEDGE AND SKILL . 4. THIS METHOD OF IRRIGATION IS TRADITIONALLY USED IN TAMILNADU AND ANDHRA PRADESH . DURING ANCIENT TIMES THE CHOLA AND PALLAVA KINGDOMS FARMERS SPEND BETWEEN 6 TO 8% OF THEIR INCOME IN MAINATAINING THIS IRRIGATION SYSTEM . THE KINGS BELIEVED THAT FOOD SECURITY LEADS TO NATIONAL SECURITY 5. THIS IS A TRADITIONAL METHOD OF RAINWATER HARVESTING SEEN...

TRANSPORTATION MARVELS QUIZ

1. LOOK AT THE MAP OF AUSTRALIA SEE IF THE RAIL NETWORK IS DENSE OR NOT IN AUSTRALIA. WHY TRUCKS WITH MULTIPLE TRAILERS ARE POPULAR IN AUSTRALIA ? https://www.youtube.com/watch?v=yb5d6ISHoMU 2.WHERE WILL YOU FIND SHIPS TRAVELING THROUGH FRESH WATER LAKE IN A RAIN FOREST ? https://www.youtube.com/watch?v=shWrzvNGLdw 3. WHICH AIRPORT IN INDIA ARE YOU ABOUT TO LAND ?

biology homework(8)

1. For which agricultural operation the following machinery are used ? 2. If you are a farmer is this of any use to you ?discuss how? 3. This is an innovation by an Indian farmer can you tell me in what way this innovation is helpful? 4. YUVRAJ the most expensive cattle in the world . Can you guess why? 5. Name the four oilseeds 6. Can you identify the three beverage crops ? A, B and C from top to bottom? 7. SEE THE ABOVE THREE PICTURE AND READ ALL THAT IS WRITTEN INTHE THIRD PICTURE TITLED ALL ABOUT EARTHWORMS YOU WILL BE ABLE TO CONNECT.... A. why is this place where the earthworms are reared covered ? B. This dark coloured soil you find in the bottom image is considered to be very fertile . How is this soil made fertile ? 8. A. why is the weed problem and chances of disease and pest less in drip irrigation? B. Why is fertilizer use efficiency higher in drip irrigation? C. How water ...

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