General Q&A for Class 12 · Page 42
5,215 free answers in General for Class 12 students, across CBSE, ICSE and State boards.
Question & Answer
Questions
- GeneralClass 12All
What is a biosphere reserve?
A biosphere reserve is a designated area that aims to reconcile the conservation of biodiversity, sustainable development, and scientific research. These reserves are established to promote the coexistence of humans and nature while ensuring the preservation of ecosystems, species, and landscapes. The concept of biosphere reserves was developed by the United Nations Educational, Scientific and Cultural Organization (UNESCO) as part of the Man and the Biosphere (MAB) Program. Key featu
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What is dls method in cricket?
The "DLS method" in cricket refers to the Duckworth-Lewis-Stern method, a mathematical formula used to adjust the target score for the team batting second in a limited-overs cricket match affected by weather interruptions. The method was developed by statisticians Frank Duckworth and Tony Lewis and later refined with input from Professor Steven Stern. The primary purpose of the Duckworth-Lewis-Stern (DLS) method is to provide a fair and equitable way to revise target scores in rain-af
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what is a man-made disaster?
A man-made disaster refers to a catastrophic event that is a result of human actions, negligence, error, or intent, leading to significant harm, damage, or disruption. Unlike natural disasters, which arise from natural processes such as earthquakes, floods, or hurricanes, man-made disasters are directly or indirectly caused by human activities. These disasters can have widespread and severe consequences for human life, the environment, and property. Man-made disasters can take various
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What is pan India?
"Pan India" is a term used to describe something that is widespread or applicable across the entire geographical expanse of India. The prefix "pan-" comes from the Greek word "pan," meaning "all" or "every," and in this context, it implies inclusiveness or universality. For example, a business or service that is described as "pan India" operates or covers all parts of India, from the northernmost regions to the southernmost, and from the eastern to the western boundaries. This term is
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What is normality?
The term "normality" can have different meanings depending on the context. Here are a couple of common uses: Normality in Statistics: In statistics, "normality" refers to the normal distribution, which is a symmetric, bell-shaped probability distribution. A dataset or variable is considered "normal" if it follows this specific distribution. The normal distribution is characterized by its mean (average) and standard deviation. Many statistical analyses and tests
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What is atomicity?
Atomicity, in the context of databases and transactions, refers to one of the ACID properties, which are a set of characteristics ensuring the reliability of database transactions. ACID stands for Atomicity, Consistency, Isolation, and Durability. Atomicity specifically addresses the concept of making a database transaction indivisible or all-or-nothing. A transaction is considered atomic if it is treated as a single, indivisible unit of work. This means that either all the operations
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What is chipko movement?
The Chipko Movement, also known as the Chipko Andolan, was a forest conservation movement that originated in India in the 1970s. The term "Chipko" means "embrace" or "hug" in Hindi, and the movement was named as such because of the practice of villagers hugging trees to protect them from being felled by loggers. The movement was a non-violent protest against deforestation and unsustainable logging practices. The Chipko Movement had its roots in the rural state of Uttarakhand (formerly
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what is disguised unemployment
Disguised unemployment refers to a situation in which a portion of the workforce is not effectively utilized or is redundant, but the unemployment is not immediately apparent. In disguised unemployment, individuals appear to be employed, but their contribution to the overall productivity is minimal or even non-existent. This phenomenon is often associated with agricultural economies. In a typical scenario of disguised unemployment in agriculture, there may be more people working on a
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what is fpo?
"FPO" can have various meanings depending on the context. Here are a few possible interpretations: Follow-on Public Offering (FPO): In finance and investment, FPO stands for "Follow-on Public Offering." It refers to the issuance of additional shares of a company's stock to the public after the initial public offering (IPO). Companies may conduct FPOs to raise additional capital for expansion, debt reduction, or other corporate purposes. Fixed
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what is fd?
"FD" can have various meanings depending on the context. Here are a few common interpretations: Fixed Deposit (FD): In the context of banking and finance, FD often refers to a "Fixed Deposit." It is a financial instrument where an individual deposits a sum of money with a bank or financial institution for a fixed period at a predetermined interest rate. The money is locked in for the specified duration, and the depositor receives both the principal and the inte
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what is ncc?
NCC can refer to various entities, and its meaning depends on the context. Here are some common meanings of NCC: National Cadet Corps (NCC): In many countries, including India, the National Cadet Corps is a youth organization that aims to develop character, discipline, leadership, and a spirit of service among young people. NCC programs often include military training and community service activities. Nodal Cell Centre (NCC): In the c
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What is bhabar?
"Bhabar" refers to a geographical region found at the base of the outer range of the Himalayas, particularly in northern India and parts of Nepal. This region is characterized by its unique geological and ecological features. The term "bhabar" is derived from the Hindi language. Key features of the bhabar region include: Geological Formation: Bhabar is formed by the deposition of unconsolidated sediments (such as gravel and pebbles) brought down by rive
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What are outside raw materials used for by an organism?
In biological terms, organisms use external raw materials for various essential processes that support life, growth, and reproduction. These raw materials, often obtained from the external environment, are utilized by organisms to meet their metabolic needs. The specific raw materials required may vary among different organisms, but some common examples include: Nutrients: Organisms need various nutrients to sustain life. These include essential elements like c
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What every french women want?
It's important to recognize that individuals, regardless of their nationality or gender, are diverse and have unique preferences, desires, and aspirations. Making broad generalizations about what every French woman wants may oversimplify the complexities of individual personalities and preferences. People have different values, lifestyles, and goals, and what one person desires may not necessarily be true for another. Factors such as personal background, experiences, and individual ch
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What is the role of health in human capital formation?
Health plays a crucial role in human capital formation, which refers to the process of developing and enhancing the skills, knowledge, and overall well-being of individuals in a population. Human capital is an essential component of economic development, and the health of a population is a key factor in shaping the quality and productivity of the workforce. Here are several ways in which health contributes to human capital formation: Productivity and Labor Force Partici
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What the hell meaning in Hindi?
The phrase "What the hell?" is an informal and colloquial expression in English that is often used to convey surprise, frustration, disbelief, or confusion. It is not a literal inquiry about the location of hell but rather an exclamation expressing strong emotion or reaction to a situation. In Hindi, a similar expression conveying surprise or frustration might be "क्या बकवास है?" (pronounced as "Kya bakwaas hai?") or "क्या है ये सब?" (pronounced as "Kya hai ye sab?"). However, it's im
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What is the default file extension for all word documents?
The default file extension for all Microsoft Word documents is ".docx". This file extension was introduced with the release of Microsoft Word 2007 and is used for documents created in Word 2007 and later versions. Documents saved in the ".docx" format use the Office Open XML (OOXML) file format, which is based on XML (eXtensible Markup Language) and is designed to be more open, interoperable, and efficient than previous binary formats. Before Word 2007, the default file extension for
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what are the constituents of phloem?
Phloem is a complex tissue in vascular plants that plays a crucial role in the transport of organic compounds, particularly sugars, from the photosynthetic organs (such as leaves) to other parts of the plant, including non-photosynthetic tissues and storage organs. The main constituents of phloem include the following: Sieve Tubes: Sieve tubes are the primary cells responsible for transporting sugars and other organic compounds in the phloem. These elongated ce
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What is rowlatt act?
The Rowlatt Act was a legislative act passed by the British colonial authorities in India in 1919. Its full name was the Anarchical and Revolutionary Crimes Act of 1919. The Act was named after its sponsor, Sir Sidney Rowlatt, a British judge. The Rowlatt Act aimed to control and suppress political activities in India during a period of unrest and widespread anti-colonial sentiments. Key features of the Rowlatt Act include: Detention Without Trial: One
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What is row and column?
In the context of matrices and spreadsheets, "row" and "column" refer to specific elements within these structures. Row: In a matrix: A row is a horizontal line of elements in a matrix. For example, in the matrix [123],[123], the numbers 1, 2, and 3 are in the first (and only) row. In a spreadsheet: A row in a spreadsheet is a horizontal line of cells. Each row is identified by a n