General Q&A for Class 12 · Page 49
5,215 free answers in General for Class 12 students, across CBSE, ICSE and State boards.
Question & Answer
Questions
- GeneralClass 12All
what is the composition of air?
The composition of air typically consists of the following major components: Nitrogen (N2): Nitrogen makes up the majority of Earth's atmosphere, comprising approximately 78% of the air by volume. Oxygen (O2): Oxygen is the second most abundant component, making up about 21% of the atmosphere by volume. It is essential for respiration and combustion. Argon (Ar): Argon is a noble gas and makes up approximately 0.93% of the atmosphere by volume. It is chemical
- GeneralClass 12All
what is program counter?
A program counter (PC), also known as an instruction pointer (IP) in some architectures, is a special-purpose register or counter in a computer's central processing unit (CPU). The program counter keeps track of the memory address of the next instruction to be fetched and executed by the CPU. It plays a crucial role in the execution of a computer program and the control flow of the CPU. Here's how the program counter works within the context of program execution: Fetch:
- GeneralClass 12All
what is google drive file stream?
Google Drive File Stream is a cloud storage and file synchronization service provided by Google. It is designed primarily for business and enterprise users who want to access their Google Drive files directly from their computer's file system without taking up local storage space. Google Drive File Stream allows users to stream files directly from Google's servers to their computer on demand, rather than storing copies of all files locally. Key features and aspects of Google Drive Fil
- GeneralClass 12All
what is pseudopodia?
Pseudopodia (singular: pseudopodium) are temporary, finger-like, or lobed extensions of the cell membrane that are used by certain types of cells for various purposes, including cell movement and capturing food. Pseudopodia are primarily associated with amoeboid cells, a group of single-celled organisms, and some types of white blood cells in multicellular organisms. Here are key features and functions of pseudopodia: Cell Movement: Amoeboid cells, such
- GeneralClass 12All
what is one card?
As of my last knowledge update in January 2022, "One Card" does not refer to a specific, widely recognized concept or term. It is possible that "One Card" may be used as the name or branding of a specific product, service, or initiative, but the meaning and context would depend on how it is being used. If you have a specific context or question related to "One Card," please provide additional details or specify the context so that I can provide more relevant information.
- GeneralClass 12All
what is endosperm?
Endosperm is a nutrient-rich tissue that is found in the seeds of most flowering plants. It is a key component of the seed and serves as a source of nourishment for the developing plant embryo during its early stages of growth. The endosperm plays a critical role in the germination and development of the plant seedling. Key characteristics and functions of endosperm include: Nutrient Storage: Endosperm is primarily a storage tissue, storing various nutr
- GeneralClass 12All
what is welding?
Welding is a manufacturing process used to join materials, typically metals and thermoplastics, by melting the materials and fusing them together. The primary objective of welding is to create a strong and permanent bond between two or more pieces of material. Welding is widely used in various industries, including construction, automotive, aerospace, shipbuilding, and manufacturing. Key elements and processes involved in welding include: Heat Source: W
- GeneralClass 12All
what is the capital of gujarat?
The capital of the Indian state of Gujarat is Gandhinagar. Gandhinagar is located in western India, not far from the city of Ahmedabad, which is one of the largest cities in the state. Gandhinagar was established as the capital of Gujarat in 1960 when the state of Gujarat was formed after the reorganization of states in India. It was named after Mahatma Gandhi, the renowned leader of the Indian independence movement, who is often referred to as the "Father of the Nation."
- GeneralClass 12All
what is the white revolution?
The "White Revolution" refers to a successful dairy development program implemented in India to increase the production of milk and meet the growing demand for dairy products. The term "White Revolution" is often used as a reference to this program's success, similar to the "Green Revolution" in agriculture. Key points about the White Revolution in India include: 1. Initiation: The White Revolution was initiated by Dr. Verghese Kurien, a prominent Indian social entrepreneur and the founder of
- GeneralClass 12All
what are the 11 fundamental duties?
As of my last knowledge update in January 2022, India has 11 Fundamental Duties enshrined in Part IV-A of the Indian Constitution under Article 51A. These duties were added to the Constitution through the 42nd Amendment Act, 1976. Fundamental Duties are moral and civic obligations that are meant to promote a sense of discipline and responsibility among citizens. Here are the 11 Fundamental Duties: To abide by the Constitution and respect its ideals and institutions, the Nationa
- GeneralClass 12All
what is the meaning of bts?
"BTS" is a South Korean boy band that has gained global popularity in the music industry. The name "BTS" stands for "Bangtan Sonyeondan," which is written in Korean as "방탄소년단." When translated to English, "Bangtan Sonyeondan" means "Bulletproof Boy Scouts." The group is also known by the English name "Beyond the Scene." BTS is known for its music, which spans various genres including K-pop, hip-hop, and pop. The group has a dedicated fan base known as "ARMY" and has achieved immense s
- GeneralClass 12All
what are you doing in kannada?
In Kannada, "What are you doing?" can be expressed as: ನೀವು ಏನು ಮಾಡುತ್ತಿದ್ದೀರಿ? (Nīvu ēnu māḍuttiddīri?) Here, "ನೀವು" (Nīvu) is the polite form of "you," and "ಏನು ಮಾಡುತ್ತಿದ್ದೀರಿ" (ēnu māḍuttiddīri) is the question asking "What are you doing?"
- GeneralClass 12All
what is professional tax?
Professional tax is a type of tax that is imposed by some state governments in India on individuals who earn a salary or income from their profession, trade, calling, or employment. This tax is primarily levied to generate revenue for state governments and to support various public services and infrastructure development within the state. Key points regarding professional tax in India include: State-Level Tax: Professional tax is a state-level tax, whic
- GeneralClass 12All
what are the advantages of composite fish culture?
Composite fish culture is a method of fish farming that involves the simultaneous rearing of multiple species of fish in the same pond or water body. This approach offers several advantages, making it a popular and efficient aquaculture practice. Here are some of the key advantages of composite fish culture: Optimal Resource Utilization: By cultivating multiple species of fish with different ecological niches and dietary preferences in the same pond, resource u
- GeneralClass 12All
what is a potentiometer?
A potentiometer, often abbreviated as "pot," is a type of electrical component used to control the electrical resistance in a circuit manually. It is also known as a variable resistor or rheostat. Potentiometers are commonly used for tasks such as adjusting the volume on audio equipment, setting the brightness of a screen, or controlling the speed of a motor. Here are the key components and functions of a potentiometer: Physical Structure: A potentiomet
- GeneralClass 12All
what was simon commission?
The Simon Commission, formally known as the "Indian Statutory Commission," was a commission appointed by the British government in 1927 to review and recommend constitutional reforms for British India. The primary purpose of the commission was to assess the functioning of the Government of India Act 1919 and to propose potential changes to India's constitutional framework. Key details and events related to the Simon Commission include: Appointment: The
- GeneralClass 12All
whataboutery meaning?
"Whataboutery" is a term used to describe a rhetorical or argumentative technique in which someone responds to criticism or an accusation by deflecting attention away from the issue at hand and instead bringing up a different issue or past actions of others. Essentially, it involves shifting the focus of a discussion or debate to avoid addressing the original point, often in an attempt to discredit the accuser or distract from the topic being discussed. Whataboutery is typically consi
- GeneralClass 12All
what is permanent tissue?
Permanent tissue refers to a type of plant tissue composed of cells that have ceased to divide and have taken on specialized functions within the plant. Unlike meristematic tissue, which is responsible for cell division and growth, permanent tissues are mature and have undergone differentiation to perform specific roles in the plant's structure, support, and function. Permanent tissues can be further classified into two main types: simple permanent tissues and complex permanent tissues.
- GeneralClass 12All
what is special economic zone?
A Special Economic Zone (SEZ) is a designated geographical area within a country that is subject to specific economic and trade policies different from those that apply to the rest of the country. SEZs are established to promote economic development, attract foreign investment, boost exports, create jobs, and encourage industrialization in that particular region. These zones are typically characterized by various incentives and regulatory benefits to attract businesses and investors.
- GeneralClass 12All
what is meant by power of accommodation of the eye?
The power of accommodation of the eye, often referred to as "accommodation," is the ability of the eye to change its focal length in order to focus on objects at different distances. This ability allows the eye to adjust and bring objects into sharp focus, whether they are nearby or at a distance. Accommodation is primarily controlled by the eye's crystalline lens and the ciliary muscles surrounding it. Here's how the process of accommodation works: Normal Eye a