OTBA CLASS 9 2016 PDF

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Maths OTBA Study material Class IX for SA-II https://kumarsirfiles. kaz-news.info Science OTBA . OTBA Science Theme Class 9 - Free download as PDF File .pdf), Text File .txt) or read online Open Text Book Assessment Study material for Class 9 - Science. Science Class-IX Themes: 1. Handling Drought in our Country 2. OTBA Social Science Theme Class 9 - Free download as PDF File .pdf), Text File Open Text- Based. Assessment Social Science Class-IX Themes: .


Otba Class 9 2016 Pdf

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9 maths is available here. Download PDFs released by CBSE for OTBA class 9 maths Dec 8, IST. OTBA material for With this article students can download OTBA material for Class 9 Mathematics in PDF format. CBSE Class 9 Hindi OTBA Study Material Dec 14, Download Open Text Based Assessment material in PDF format for CBSE class 9 Hindi. Download OTBA Class 9 Science study material released by CBSE for summative assessment-II, Dec 8, IST. OTBA material for Students can download the text material for OTBA class 9 Science in PDF format.

OTBA Social Science Theme Class 9

If not then how these marks will be reflected in the Report Card? Hence till further directions are issued, SA I will be of 90 Marks only. Whether questions will be based on the same text material supplied to the schools? The OTBA section will comprise of text material accompanied by questions based on that text.

Hence, there is no need of carrying the Open Text material to the Examination Centre. The questions will be based on one of the two themes of open text material supplied to students in advance.

Why not in all the subjects? The detailed guidelines to teachers and frequently asked questions are enclosed for reference.

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Please note that no questions shall be sent to the schools for conducting class XI examination. The schools are advised to prepare their own question papers as per curriculum.

Save my name, email, and website in this browser for the next time I comment. Nurturing Compassionate Citizens 2. Rainfall- An important factor governing Indian economy 2. Organic Farming 2. Long Live Humanity 2. One Child Policy of China 2. The curriculum available on www.

CBSE Class 9th English OTBA Study Material

The assessment must be done as a whole, considering the application of the knowledge gained by the students in the unit specified in the syllabus.

It is reiterated here that the main objective of introducing OTBA is to relieve the students from the burden of mugging up of content and provide opportunities in effective use of memory and acquiring skills of information processing.

The teachers should guide them, provide feedback and encourage open responses in solving situations. Question 4: How can we save Yamuna? Answer 4: Sometimes producers of products or services accept a degree of responsibility for the wastes that result from the products they market, by reducing materials used in production, making recyclable goods, and reducing packaging. Yamuna is polluted due to dumping of solid wastes and creating problems to treat the water. If the segregation of the waste is performed at the source level than the additional cost of water treatment can be saved and water can be purified easily.

Since Yamuna mainly has industrial pollution, so the industries should, as producers, take responsibility to reduce the discharge of effluents into the river.

Question 5: Why is state of the art technology along with planning required for scientific disposal of waste, in future? Answer 5: Our country needs policy and guidelines to enable the municipal corporations to run the waste services efficiently. In our country, practices and methodologies used for SWM are still following the unscientific and inefficient methods and are mainly dependent on the informal sector.

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Besides, owing to the population explosion, enormous amount of waste is generated leading to the overflowing landfills. These overburdened landfills pose serious implications including environmental, health, air, water and soil pollution and even global warming. Adding to the woes is the large scale dependence on the informal sector for waste segregation, disposal and recycling working on outdated technology.

Question 6: What is role of Rag Picker in waste management? Describe the health risk in such people.

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Answer 6: Rag Picker segregate mixed waste into paper, plastic and bottles. They get income which is just enough to survive.

Waste pickers work for about six days per week and around hours per day without protective gear. This puts them at a risk of frequent injuries like cuts and bruises. The disposal of plastic also carries severe health risks as it contains heavy metals like lead, copper, cobalt, selenium, cadmium, and chromium, which are highly toxic. Question 7: State the main reasons and issues regarding solid waste management.

Answer 7: SWM is a serious concern as ours is a densely populated country and it affects both the health and the environment. The chief issues regarding SWM are i Less awareness about reducing waste at source. Question 1: What would happen if human beings live in unhygienic conditions with poor sanitation?

Answer 1: Unhygienic conditions are major cause of diarrhoea and leads to other major diseases such as cholera, schistosomiasis, and trachoma. Question 2: What are social aspects of environment which influence health? Repetitive strain injury in the office place. Stress related illness in the customer care industries. Labour jobs such as coal miners are at high risk of breathing problems.

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Family relationships, friends, and peers in the school or work place. These relationships can produce negative peer pressure and potential bullying.

Question 3: Why are plastic bottles harmful for human beings? Which is harmful to humans as it interferes with their hormone levels and possibility of human reproductive disorders is increased.

Question 4: How does mercury from waste or sewage enter into our nervous system? Question 5: What are the effect of tobacco on human being? Answer 5: Tobacco smoke has been identified as a major airborne chemical risk to health.Answer 9: Greenhouse gases are responsible for hole in ozone layer present after outer most part of our atmosphere.

Question 1: Fertilizers are essential for agricultural purposes, but they also impose danger to human health.

Tips to prepare for OTBA exams If not then how these marks will be reflected in the Report Card? Adding to the woes is the large scale dependence on the informal sector for waste segregation, disposal and recycling working on outdated technology. Whether questions will be based on the same text material supplied to the schools?