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The deletions also affected Biology and Chemistry textbooks as the theory of evolution and the periodic table were also purged from class 10 NCERT textbooks. [35] [36] In April 2024, the NCERT revised its Political Science curriculum for grades 11 and 12.
Those who wish to adopt the textbooks are required to send a request to NCERT, upon which soft copies of the books are received. 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]
[10] [11] The second quadrant is an e-content which could include e-books, illustrations, Case studies , Open source content , reference links, further reading sources, etc. [ 12 ] The third quadrant is about clearing students' queries where students can interact with each other and faculty; any student or faculty can answer a student’s question.
Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.
Saudi Arabia started a project in 2011 to digitize all text books other than Math and Science. [citation needed] The Arab League Educational, Cultural and Scientific Organization (ALECSO) and the U.S. State Department launched an Open Book Project in 2013, supporting "the creation of Arabic-language open educational resources (OERs)". [166]
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.
Bioinorganic chemistry is a field that examines the role of metals in biology. Bioinorganic chemistry includes the study of both natural phenomena such as the behavior of metalloproteins as well as artificially introduced metals, including those that are non-essential , in medicine and toxicology .
A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.