in this video we are studying class 9 science chapter 12 improvement in food resources, in this chapter we have to study how we can increase production of food resources, here we will study topics like improvement in crop production and improvement in animal husbandry and many sub topics.

Improvement in food resources - Class 9 science chapter 12 [Full Chapter]
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Class 9 Science all 12 chapters के notes एक साथ खरीदने के लिए 8987813994 पर Whatsapp करें |
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कक्षा 9 Science all chapter Notes को खरीदने के लिए नीचे दिए गए डाउनलोड लिंक पर क्लिक करें-

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