RRB Group D — Set 25

Q: What is the SI unit for measuring pressure?

Pascal. Pascal is the standard SI unit used to measure pressure. It is defined as one Newton of force applied per square meter. The unit is named after the French scientist Blaise Pascal.

Q: Which vitamin is essential for the process of blood clotting?

Vitamin K. Vitamin K plays a critical role in helping the blood to clot. It prevents excessive bleeding during injuries by activating specific proteins. Green leafy vegetables are a primary source of this vitamin.

Q: In which year was the Battle of Buxar fought?

1764. The Battle of Buxar was fought in 1764 between the British East India Company and a combined army of Mir Qasim (Nawab of Bengal), Shuja-ud-Daula (Nawab of Awadh), and Mughal Emperor Shah Alam II. The British victory at the Battle of Buxar in 1764 was more decisive than the Battle of Plassey (1757). As a result of the 1764 victory, the Treaty of Allahabad (1765) was signed, granting the British the Diwani rights over Bengal. The Battle of Buxar in 1764 firmly established British power in India.

Q: Which article of the Indian Constitution relates to Financial Emergency?

Article 360. Article 360 empowers the President to declare a financial emergency in the country. This provision is used if the financial stability of India is threatened. So far, a financial emergency has never been declared in India.

Q: Brass is an alloy consisting of which two primary metals?

Copper and Zinc. Brass is formed by combining copper with zinc in varying proportions. It is known for its gold-like appearance and high durability. It is widely used for making musical instruments and decorative items.

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What is the SI unit for measuring pressure?

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Correct Answer: A. Pascal

Pascal is the standard SI unit used to measure pressure. It is defined as one Newton of force applied per square meter. The unit is named after the French scientist Blaise Pascal.

Which vitamin is essential for the process of blood clotting?

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Correct Answer: D. Vitamin K

Vitamin K plays a critical role in helping the blood to clot. It prevents excessive bleeding during injuries by activating specific proteins. Green leafy vegetables are a primary source of this vitamin.

In which year was the Battle of Buxar fought?

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Correct Answer: C. 1764

The Battle of Buxar was fought in 1764 between the British East India Company and a combined army of Mir Qasim (Nawab of Bengal), Shuja-ud-Daula (Nawab of Awadh), and Mughal Emperor Shah Alam II. The British victory at the Battle of Buxar in 1764 was more decisive than the Battle of Plassey (1757). As a result of the 1764 victory, the Treaty of Allahabad (1765) was signed, granting the British the Diwani rights over Bengal. The Battle of Buxar in 1764 firmly established British power in India.

Which article of the Indian Constitution relates to Financial Emergency?

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Correct Answer: B. Article 360

Article 360 empowers the President to declare a financial emergency in the country. This provision is used if the financial stability of India is threatened. So far, a financial emergency has never been declared in India.

Brass is an alloy consisting of which two primary metals?

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Correct Answer: A. Copper and Zinc

Brass is formed by combining copper with zinc in varying proportions. It is known for its gold-like appearance and high durability. It is widely used for making musical instruments and decorative items.

The Narmada River originates from which of the following places?

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Correct Answer: D. Amarkantak

The Narmada River rises from the Amarkantak Plateau in Madhya Pradesh. It is one of the few major rivers in India that flows towards the west. It flows through a rift valley between the Vindhya and Satpura ranges.

Where is the headquarters of the World Health Organization (WHO) located?

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Correct Answer: C. Geneva

The WHO headquarters is situated in Geneva, Switzerland. It was established in 1948 to coordinate international health efforts. It acts as a specialized agency of the United Nations.

Who is credited with the discovery of X-rays?

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Correct Answer: B. W.C. Roentgen

Wilhelm Conrad Roentgen discovered X-rays in 1895 while experimenting with cathode rays. He received the first Nobel Prize in Physics for this breakthrough. X-rays are now vital for medical imaging and industrial security.

In which year did Mahatma Gandhi launch the Champaran Satyagraha?

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Correct Answer: A. 1917

The Champaran Satyagraha took place in 1917 and was Mahatma Gandhi's first major civil disobedience movement in India. It was launched against the British indigo planters who forced farmers to grow indigo on 3/20th of their land. Gandhi arrived in Champaran, Bihar in 1917 to investigate the plight of indigo cultivators. The success of the Champaran agitation in 1917 established Gandhi as a key leader of the Indian independence movement.

What is the minimum age to be eligible for the post of Vice President of India?

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Correct Answer: D. 35 years

A candidate must be at least 35 years old to become the Vice President. This requirement is the same as that for the office of the President. The Vice President also serves as the ex-officio Chairman of Rajya Sabha.

What is the approximate refractive index of a diamond?

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Correct Answer: C. 2.42

Diamond has a high refractive index of approximately 2.42. This property causes light to bend sharply, giving the diamond its characteristic sparkle. It is one of the highest refractive indices among natural substances.

Which acid is present in the sting of an ant?

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Correct Answer: B. Methanoic acid

Ant stings contain methanoic acid, which is commonly known as formic acid. This acid causes the sharp stinging pain and redness on the skin. Neutralizing it with a mild base like baking soda can provide relief.

Which Indian state is the largest producer of coffee?

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Correct Answer: A. Karnataka

Karnataka accounts for more than 70% of the total coffee production in India. The Baba Budan Giri hills are the birthplace of coffee cultivation in the country. Most of the coffee grown in this region is of the Arabica and Robusta varieties.

The boundary line between India and Pakistan is known as ______.?

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Correct Answer: D. Radcliffe Line

The Radcliffe Line was drawn in 1947 to partition British India. It was named after its architect, Sir Cyril Radcliffe. This line remains the international border between India and Pakistan.

Who was the founder of the Satyashodhak Samaj?

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Correct Answer: C. Jyotirao Phule

Jyotirao Phule founded the Satyashodhak Samaj in Maharashtra in 1873. Its main aim was to secure human rights and social justice for lower castes. Phule is also remembered for his pioneering work in women's education.

When was the Goods and Services Tax (GST) implemented in India?

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Correct Answer: B. 1 July 2017

GST was launched in India at midnight on July 1, 2017. It replaced multiple indirect taxes with a single comprehensive tax system. This tax is governed by the GST Council, chaired by the Union Finance Minister.

What is the process of water loss from the leaves of plants called?

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Correct Answer: A. Transpiration

Transpiration is the evaporation of water from the stomata located on plant leaves. This process creates a pull that helps in moving water from roots to the top. It also helps in cooling the plant during hot weather.

What is the standard frequency of Alternating Current (AC) in India?

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Correct Answer: D. 50 Hz

India uses a standard frequency of 50 Hz for its domestic power supply. The standard voltage for household electricity in India is 220 volts. Different countries, like the USA, use a 60 Hz frequency instead.

Which is the largest peninsula in the world?

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Correct Answer: C. Arabian Peninsula

The Arabian Peninsula covers an area of about 3.2 million square kilometers. It is located in Southwest Asia and contains countries like Saudi Arabia and Yemen. It connects the continents of Asia and Africa.

The 10th Schedule of the Indian Constitution is related to which of the following?

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Correct Answer: B. Anti-defection law

The 10th Schedule was added to the Constitution by the 52nd Amendment in 1985. It provides for the disqualification of members on the grounds of defection. It is popularly known as the Anti-Defection Law.

Who was the first Indian to receive a Nobel Prize?

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Correct Answer: A. Rabindranath Tagore

Rabindranath Tagore won the Nobel Prize in Literature in 1913. He received this honor for his collection of poems titled Gitanjali. He was also the first non-European to win a Nobel Prize.

What is the SI unit of radioactivity?

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Correct Answer: D. Becquerel

The Becquerel is the SI unit used to measure the rate of radioactive decay. One Becquerel is defined as one disintegration per second. It is named after Henri Becquerel, who discovered radioactivity.

The elements in Group 17 of the periodic table are collectively known as ______.?

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Correct Answer: C. Halogens

Halogens include elements like fluorine, chlorine, bromine, and iodine. They are highly reactive non-metals that form salts when they react with metals. The word halogen means 'salt-producer' in Greek.

Which Indian state has the largest total forest area?

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Correct Answer: B. Madhya Pradesh

Madhya Pradesh has the highest forest cover by area in India. Forest conservation is a major priority for the state's environmental policy. Mizoram has the highest forest cover as a percentage of its total geographical area.

The Mansabdari system was introduced in India by which ruler?

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Correct Answer: A. Akbar

Akbar introduced the Mansabdari system to organize his military and civil administration. Each officer was assigned a 'Mansab' or rank that determined their status and salary. It played a vital role in the stability of the Mughal Empire.

What is the tenure of the Chief Election Commissioner of India?

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Correct Answer: D. 6 years or 65 age

The Chief Election Commissioner serves for six years or until the age of 65. They can only be removed from office through a process similar to a judge. This ensure the independence of the election process in the country.

Which is the highest wartime gallantry award in India?

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Correct Answer: C. Param Vir Chakra

Param Vir Chakra is the highest military decoration for bravery during wartime. It is awarded for most conspicuous bravery or self-sacrifice in the presence of the enemy. Major Somnath Sharma was its first recipient.

Hypermetropia (far-sightedness) can be corrected by using which type of lens?

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Correct Answer: B. Convex lens

A convex lens converges incoming light rays to help focus the image on the retina. It is used by people who can see distant objects clearly but struggle with near vision. Hypermetropia occurs when the eyeball is too short or the lens is too flat.

Which gas is the main component of Compressed Natural Gas (CNG)?

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Correct Answer: A. Methane

Methane makes up about 80 to 90 percent of the total volume of CNG. It is considered a cleaner fuel compared to petrol or diesel. CNG is stored under high pressure to reduce its volume for transport.

Which of the following is the easternmost point of India?

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Correct Answer: D. Kibithu

Kibithu is a small village located in the Anjaw district of Arunachal Pradesh. It lies on the border between India and China. It is where the Lohit River enters the Indian territory.

Who was the founder of the Brahmo Samaj?

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Correct Answer: C. Raja Ram Mohan Roy

Raja Ram Mohan Roy founded the Brahmo Samaj in 1828 in Calcutta. He was a pioneer of social reform who campaigned against the practice of Sati. He is often called the Father of the Indian Renaissance.

Where is the headquarters of the World Bank located?

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Correct Answer: B. Washington D.C.

The World Bank is headquartered in Washington D.C., USA. It was created in 1944 at the Bretton Woods Conference. Its primary mission is to provide financial and technical aid to developing countries.

Which gland in the human body produces the Growth Hormone?

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Correct Answer: A. Pituitary gland

The pituitary gland is a pea-sized organ located at the base of the brain. It is often called the 'Master Gland' because it controls many other glands. Growth hormone regulates physical development and bone growth in children.

The classical dance form 'Kathak' originated in which Indian state?

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Correct Answer: D. Uttar Pradesh

Uttar Pradesh is the correct answer to this question. This is an important fact from the General Knowledge and Current Affairs syllabus frequently tested in Indian competitive examinations such as SSC CGL, RRB NTPC, and state-level PSC exams. A thorough understanding of Uttar Pradesh and related topics will help candidates score well in the GK section. Regular revision of such key facts is highly recommended for exam preparation.

What is the physical formula to calculate work done?

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Correct Answer: C. Work = Force × Displacement

Work is defined as the product of the force applied and the displacement of the object. It is measured in Joules in the SI system. No work is done if the displacement of the object is zero.

Which metal is present in the center of a chlorophyll molecule?

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Correct Answer: B. Copper

Copper is the correct answer to this question. This is an important fact from the General Knowledge and Current Affairs syllabus frequently tested in Indian competitive examinations such as SSC CGL, RRB NTPC, and state-level PSC exams. A thorough understanding of Copper and related topics will help candidates score well in the GK section. Regular revision of such key facts is highly recommended for exam preparation.

How many Fundamental Rights are currently provided by the Indian Constitution?

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Correct Answer: A. 6

Currently, the Indian Constitution provides 6 Fundamental Rights: Right to Equality (Art 14-18), Right to Freedom (Art 19-22), Right Against Exploitation (Art 23-24), Right to Freedom of Religion (Art 25-28), Cultural and Educational Rights (Art 29-30), and Right to Constitutional Remedies (Art 32). Originally there were 7 fundamental rights, but the Right to Property was removed by the 44th Amendment in 1978, leaving 6. These 6 Fundamental Rights are enforceable in a court of law.

Which of the following was a major port city of the Indus Valley Civilization?

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Correct Answer: D. Lothal

Lothal was a prominent port city located in the modern state of Gujarat. It featured the world's earliest known dockyard connected to the Sabarmati River. It was a vital center for trade with Mesopotamia and other regions.

The deficiency of Iodine in the diet causes which of the following diseases?

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Correct Answer: C. Goitre

Goitre is characterized by an abnormal swelling of the thyroid gland in the neck. Iodine is required by the body to produce essential thyroid hormones. Using iodized salt is a simple way to prevent this health condition.

In which year was the Sangeet Natak Akademi established?

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Correct Answer: B. 1953

The Sangeet Natak Akademi was founded in 1953 as the national academy for music and dance. It was established by a resolution of the Ministry of Education. It works to preserve and promote the performing arts heritage of India.