General Q&A for Class 12 · Page 39
5,215 free answers in General for Class 12 students, across CBSE, ICSE and State boards.
Question & Answer
Questions
- GeneralClass 12All
What is the currency of Bangladesh?
As of my last knowledge update in January 2022, the currency of Bangladesh is the Bangladeshi Taka, and its symbol is "৳" or "Tk." The Taka is abbreviated as BDT. Keep in mind that currency information can change, so it's always a good idea to verify with up-to-date sources if needed.
- GeneralClass 12All
What is frozen water called?
Frozen water is called ice. Ice is the solid state of water, which occurs when water molecules slow down and come together to form a crystalline structure due to a decrease in temperature. The freezing point of water is 0 degrees Celsius (32 degrees Fahrenheit) at standard atmospheric pressure.
- GeneralClass 12All
What is the dowry system?
The dowry system refers to the practice in which a bride's family gives gifts, wealth, or property to the groom's family as a condition of the marriage. This custom has been prevalent in various cultures and societies throughout history, although its nature and extent can vary. It is important to note that in many places, the dowry system is illegal and considered a social issue. Key features of the dowry system include: Gifts and Goods: Dowry tradition
- GeneralClass 12All
What is char dham?
"Char Dham" refers to the four sacred pilgrimage sites in Hinduism, situated in the Indian state of Uttarakhand. The term "Char Dham" translates to "four abodes" in English. These pilgrimage sites are considered highly sacred by Hindus, and visiting them is believed to cleanse a person of their sins and help attain moksha (liberation from the cycle of birth and death). The Char Dham sites are: Yamunotri: Located in the western Himalayas, Yamunotri is dedicated
- GeneralClass 12All
What is water transport?
Water transport refers to the movement of goods and passengers on waterways, such as rivers, lakes, seas, and oceans. It is one of the oldest and most important modes of transportation, playing a crucial role in international trade, commerce, and travel. Water transport can be categorized into several types: Inland Water Transport (IWT): This involves the movement of vessels on rivers, canals, lakes, and other inland water bodies. Inland water transport is part
- GeneralClass 12All
What is the salary of president of India?
As of now in January 2024, the President of India's salary is set at ₹5 lakh per month. However, it's important to note that salary figures may change over time due to revisions in government policies. For the most up-to-date information on the salary of the President of India, I recommend checking the latest official government sources or news updates.
- GeneralClass 12All
what is double circulation?
Double circulation refers to the circulation of blood through the heart twice during one complete cycle through the body. This process is essential for efficient oxygenation of blood and the distribution of oxygenated blood to body tissues. The two components of double circulation are pulmonary circulation and systemic circulation. Here's a breakdown of the two components of double circulation: 1. Pulmonary Circulation: • Process: Deoxygenated blood from the body returns to the right atrium o
- GeneralClass 12All
what is liberalization?
Liberalization refers to the process of reducing government restrictions and controls in various sectors of the economy, typically with the aim of promoting economic efficiency, competition, and growth. It involves opening up markets, reducing trade barriers, and allowing greater private sector participation. Liberalization is often part of broader economic reforms aimed at enhancing economic performance and fostering development. Key features and aspects of liberalization include: 1. Trade L
- GeneralClass 12All
what are adjacent angles?
Adjacent angles are two angles that share a common arm (side) and a common vertex, yet do not overlap. In other words, they are angles that are side by side, with the common side forming a line segment between the two angles. Key characteristics of adjacent angles: Common Arm (Side): Adjacent angles have a common side or arm, which is a line segment between the two angles. Common Vertex: The angles share a common vertex, which
- GeneralClass 12All
what are the advantages of sexual reproduction over asexual reproduction?
Sexual reproduction and asexual reproduction are two distinct methods of reproduction in living organisms, each with its own set of advantages and disadvantages. Here are some advantages of sexual reproduction over asexual reproduction: Genetic Diversity: Sexual Reproduction: In sexual reproduction, offspring inherit a combination of genetic material from both parents, leading to genetic diversity. This diversity contributes to the a
- GeneralClass 12All
what is the difference between a reflex action and walking?
Reflex actions and walking are both motor responses generated by the nervous system, but they differ in terms of their characteristics, control mechanisms, and purpose. Definition: Reflex Action: A reflex action is an involuntary and nearly instantaneous movement in response to a stimulus. It is typically a rapid and automatic response that does not involve conscious thought. Walking: Walking is a voluntary
- GeneralClass 12All
what is sperm cramps?
I'm sorry, but as of my last knowledge update in January 2022, I don't have any information on a term or condition referred to as "sperm cramps." It's possible that the term may not be widely recognized or used in medical literature. If "sperm cramps" is a colloquial term or a specific term used in a particular context, it would be helpful to provide more information or context to better understand what you're referring to. Additionally, medical terminology can sometimes vary, and new
- GeneralClass 12All
what is rectifier?
A rectifier is an electronic device that converts alternating current (AC) to direct current (DC). AC is a type of electrical current that periodically changes direction, while DC flows in a constant direction. Rectifiers are used in various electronic and electrical applications where a direct current is required. Key points about rectifiers: Purpose: The primary purpose of a rectifier is to convert AC to DC. This process is called rectification, and i
- GeneralClass 12All
what is company?
A company is a legal entity formed by a group of individuals, shareholders, or investors to engage in business activities. It is a separate and distinct legal entity from its owners, which provides advantages such as limited liability and perpetual existence. Companies are created to carry out commercial, industrial, or professional activities with the primary goal of generating profits. Key features of a company include: Legal Entity: A company is reco
- GeneralClass 12All
what is red data book?
A Red Data Book is a compilation or list that provides information on the conservation status of various species of plants, animals, fungi, and other organisms. The primary purpose of a Red Data Book is to assess and document the extinction risk or conservation status of species, helping conservationists, researchers, and policymakers prioritize and implement measures for biodiversity conservation. Key features of a Red Data Book include: Assessment of Threatene
- GeneralClass 12All
what is cc in train?
In the context of trains, "CC" stands for "Chair Car." It refers to a class of seating accommodation available in certain types of trains. Chair Car class is typically characterized by seats arranged in rows, similar to the seating configuration in an airplane, rather than having berths or compartments as in sleeper classes. Key features of CC (Chair Car) class: 1. Seating Arrangement: In a Chair Car, passengers are provided with individual or paired seats arranged in rows, often with an aisl
- GeneralClass 12All
what is universal adult franchise?
Universal Adult Franchise refers to the principle that all adult citizens, without any discrimination based on race, gender, wealth, education, or any other qualification, have the right to vote in elections. In other words, every adult citizen in a given country or political entity is entitled to participate in the electoral process, casting their vote to choose representatives or decide on issues. Key features of universal adult franchise include: Inclusivity:
- GeneralClass 12All
what is the factorial of hundred?
The factorial of 100, denoted as 100!, is the product of all positive integers from 1 to 100. Calculating the factorial of a large number like 100 results in an extremely large value. The factorial of 100 can be expressed as: 100!=100×99×98×…×3×2×1100!=100×99×98×…×3×2×1 However, the exact numerical value of 100!100! is a very large number with 24 digits. It is often more practical to
- GeneralClass 12All
whats web scan?
A "web scan" can refer to different things depending on the context. Here are a couple of possible interpretations: Web Security Scan: In the context of cybersecurity, a web scan or web security scan refers to the process of scanning websites or web applications for security vulnerabilities. This type of scan is conducted to identify potential weaknesses that could be exploited by attackers, such as SQL injection, cross-site scripting (XSS), or other
- GeneralClass 12All
what is the role of acid in our stomach?
The stomach produces gastric acid, a digestive fluid composed primarily of hydrochloric acid (HCl), enzymes, and other substances. The main role of acid in the stomach is to aid in the digestion of food, particularly proteins, and to create an environment that facilitates the activity of digestive enzymes. Key functions of stomach acid include: Activation of Pepsinogen: The stomach lining contains cells that secrete an inactive enzyme called pepsinogen.