Question

Deleted topic of class 9 science chapter Natural resources.....no spam​

Answer 1

Answer:

As during the current Covid-19 situation, schools and students got a major hit in their education, the level of study and the mode of study. CBSE considered all this and decided to reduce the syllabus for each class by 30% accordingly. For this examination year, the reduced syllabus will be used for preparing board examinations this academic year. Here, you will see the standard weightage of marks for each unit and the deleted topics from each unit.

Answer 2

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The following topics are been deleted in the natural resources section of Class 9.

Natural Resources.

Unit IV: Our Environment

Physical resources: Air, Water, Soil. Air for respiration, for combustion, for moderating temperatures; movements of air and its role in bringing rains across India. Air, water and soil pollution (brief introduction). Holes in ozone layer and the probable damages.

Bio-geo chemical cycles in nature: Water, Oxygen, Carbon and Nitrogen.