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The material is press-ready and may be printed by paying a 5% royalty, and by acknowledging NCERT. [11] The textbooks are in color-print and are among the least expensive books in Indian book stores. [11] Textbooks created by private publishers are priced higher than those of NCERT. [11]
Welcome to WikiProject Biology, a WikiProject for discussing biology-related articles, editing issues, projects, and guidelines.The purpose of this project is to provide common ground for editors working in all biology-related projects, for seeking advice or requesting help from a broader community of biology editors, and for coordinating the categorization of biology articles.
Secondary school is split into 2 parts (grades 9–10 and grades 11–12) with a standardised nationwide examination at the end of grade 10 and grade 12 (colloquially referred to as "board exams"). Grade 10 examination results can be used for admission into grades 11–12 at a secondary school, pre-university programme, or a vocational or ...
Block scheduling or blocking is a type of academic scheduling used in some schools in the American K-12 system, in which students have fewer but longer classes per day than in a traditional academic schedule. It is more common in middle and high schools than in primary schools.
Biology is the scientific study of life. [1] [2] [3] It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field.
The p orbital can hold a maximum of six electrons, hence there are six columns in the p-block. Elements in column 13, the first column of the p-block, have one p-orbital electron. Elements in column 14, the second column of the p-block, have two p-orbital electrons. The trend continues this way until column 18, which has six p-orbital electrons.
This group lies in the p-block of the periodic table. The elements in the boron group are characterized by having three valence electrons. [1] These elements have also been referred to as the triels. [a] Several group 13 elements have biological roles in the ecosystem. Boron is a trace element in humans and is essential for some plants.
In 1986, Rajeev Gandhi, then Prime Minister of India, announced a National Policy on Education to modernise and expand higher education programs across India.In 1986, he founded the Jawahar Navodaya Vidyalaya System, a Central government-based education institution providing rural populations with free residential education from grades six to twelve.