February 2023

JKBOSE Environmental Science: Solved Model Question Paper for Class 12th  Environmental Science NCERT–2 (2023)

Particulate Matter (PM) is a term used to describe any solid or liquid particles that are suspended in the air. These particles come from a variety of sources, including natural sources (e.g., dust, pollen, and volcanic ash) and human activities (e.g., emissions from burning fuels, manufacturing processes, and construction activities).

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JKBOSE Environmental Science: Solved Model Question Paper for Class 12th Environmental Science NCERT (2023)

What are the different types of Soil found in India?
Answer: The different types of soil found in India are:
1. Alluvial Soil: These are rich in humus and are found in the plains of the major river systems.
2. Black Soil: Also known as Regur, this soil is rich in calcium carbonate and is found in the Deccan Plateau.
3. Red Soil: This soil is largely composed of ferric oxide and is found in the areas of the Eastern and Western Ghats.
4. Laterite Soil: This soil is rich in iron and is found in the Eastern and Western Ghats.
5. Mountain Soil: This is found in the Himalayas and the hilly areas of Northeast India.

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JKBOSE SOCIAL SCIENCE: Solved Model Question Paper for Class 10TH SOCIAL SCIENCE NCERT (2023)

Question: Distinguish between Kharif and Rabi crops
Answer: Kharif crops: Kharif crops are those that are sown at the beginning of the monsoon season and are harvested in the late autumn. They include crops such as rice, maize, jowar, bajra, tur, soyabean, groundnut, cotton, jute, sugarcane, etc.
Rabi crops: Rabi crops are those that are sown in late autumn and are harvested in the early summer. They include crops such as wheat, barley, gram, peas, mustard, linseed, etc.

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JKBOSE GENERAL ENGLISH: Solved Model Question Paper for Class 10th NCERT (2023)

GRAMMAR
Marks Symphony Public School organized (a) ___________________(a, an, the , same) workshop (b) _______________(on, with, by, in) drawing painting recently. Representatives (c)_________(from, with, by, in) the institute (d) __________________(gave, give, has given, had given) presentations (e) _____________(in, on with, by) various courses offered and tips for better painting. (f)____________(many, more, some, all) students from neighbouring schools attended (g) _______________(the, a, an, that) workshop and (h) ___________________(learnt, has learnt, had learnt, learn) useful tips.
Answer:
a) a
b) on
c) from
d) gave
e) on
f) many
g) the
h) learnt

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JKBOSE GENERAL ENGLISH: Solved Model Question Paper for Class 12th GENERAL ENGLISH NCERT/CBSE (2023)

Global warming is one of the most pressing issues facing the world today. It is a phenomenon that is causing drastic climatic changes in many parts of the world, resulting in a severe threat to the planet. It is believed that global warming is primarily caused due to the release of greenhouse gases, such as carbon dioxide, into the atmosphere. The rising temperatures due to global warming have made the weather patterns unpredictable, leading to extreme weather conditions like droughts, floods, and hurricanes. The melting of polar ice caps, rising sea levels, and the loss of biodiversity are some of the major consequences of global warming. Several precautionary measures have been taken by different countries to fight the problem of global warming. These include reducing emissions of greenhouse gases, promoting the use of renewable energy sources, and encouraging sustainable development. Governments have also launched various initiatives to increase awareness about the dangers of global warming and the need to take preventive measures. In addition, many organizations are working towards combating global warming. They are taking steps to plant trees, reduce the use of fossil fuels, and conserve water. They are also striving to raise funds to support research projects related to global warming and to provide financial assistance to those affected by its effects.

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