RRB Group D — Set 3

Q: Which vitamin deficiency causes the disease known as Night Blindness?

Vitamin A. Night blindness is caused by a deficiency of Vitamin A in the diet. This vitamin is essential for maintaining healthy vision and a strong immune system. Carrots and leafy green vegetables are excellent sources of Vitamin A.

Q: What is the SI unit of electrical resistance?

Ohm. The Ohm is the standard unit used to measure electrical resistance. It is named after the German physicist Georg Simon Ohm. One ohm is defined as the resistance that allows one ampere of current to flow at one volt.

Q: In which year did the Battle of Buxar take place?

1764. The Battle of Buxar was fought in 1764 between the British East India Company and Indian allies. It established British supremacy over the regions of Bengal and Bihar. Hector Munro led the British forces to a decisive victory.

Q: Which part of the Indian Constitution deals with Fundamental Duties?

Part IV-A. Part IV-A of the Constitution contains the Fundamental Duties of Indian citizens. These duties were added by the 42nd Amendment Act in 1976. There are currently eleven fundamental duties listed in Article 51A.

Q: Which Indian state has the longest coastline?

Gujarat. Gujarat has the longest coastline among all Indian states, stretching over 1600 km. Its geography is unique due to the presence of the Gulf of Kutch and Gulf of Khambhat. The total coastline of mainland India is approximately 5422 km.

40 questions

✓0✗0

0/40

Which vitamin deficiency causes the disease known as Night Blindness?

💡

Correct Answer: A. Vitamin A

Night blindness is caused by a deficiency of Vitamin A in the diet. This vitamin is essential for maintaining healthy vision and a strong immune system. Carrots and leafy green vegetables are excellent sources of Vitamin A.

What is the SI unit of electrical resistance?

💡

Correct Answer: B. Ohm

The Ohm is the standard unit used to measure electrical resistance. It is named after the German physicist Georg Simon Ohm. One ohm is defined as the resistance that allows one ampere of current to flow at one volt.

In which year did the Battle of Buxar take place?

💡

Correct Answer: C. 1764

The Battle of Buxar was fought in 1764 between the British East India Company and Indian allies. It established British supremacy over the regions of Bengal and Bihar. Hector Munro led the British forces to a decisive victory.

Which part of the Indian Constitution deals with Fundamental Duties?

💡

Correct Answer: D. Part IV-A

Part IV-A of the Constitution contains the Fundamental Duties of Indian citizens. These duties were added by the 42nd Amendment Act in 1976. There are currently eleven fundamental duties listed in Article 51A.

Which Indian state has the longest coastline?

💡

Correct Answer: A. Gujarat

Gujarat has the longest coastline among all Indian states, stretching over 1600 km. Its geography is unique due to the presence of the Gulf of Kutch and Gulf of Khambhat. The total coastline of mainland India is approximately 5422 km.

What is the chemical symbol for the element Gold?

💡

Correct Answer: B. Au

The chemical symbol for Gold is Au, derived from the Latin word Aurum. Gold is a highly ductile and malleable transition metal. It is commonly found in nature in its elemental or native form.

What was the name of India's first indigenously built satellite?

💡

Correct Answer: C. Aryabhata

Aryabhata was the first Indian satellite, launched in 1975 using a Soviet rocket. It was named after the famous 5th-century Indian astronomer and mathematician. The satellite was built to conduct experiments in X-ray astronomy and solar physics.

Which blood group is known as the universal recipient?

💡

Correct Answer: D. AB positive

AB positive is called the universal recipient because it has no antibodies against A, B, or Rh antigens. People with this blood group can safely receive blood from any other blood group. In contrast, O negative is considered the universal donor.

Which of the following is an example of a scalar quantity?

💡

Correct Answer: A. Mass

Mass is a scalar quantity because it only has magnitude and no direction. Physical quantities like velocity and force are vectors because they require both magnitude and direction. The SI unit of mass is the kilogram.

The Quit India Movement was launched by Mahatma Gandhi in which year?

💡

Correct Answer: B. 1942

The Quit India Movement was launched on August 8, 1942, during the Bombay session. Mahatma Gandhi gave the famous slogan 'Do or Die' during this movement. It was a mass civil disobedience movement demanding an end to British rule.

Who has the power to summon a joint sitting of both Houses of Parliament?

💡

Correct Answer: C. President of India

The President of India has the constitutional power to summon a joint sitting under Article 108. This mechanism is used to resolve a deadlock between the Lok Sabha and the Rajya Sabha. However, the Speaker of the Lok Sabha presides over such sittings.

In which state is the Gir National Park located?

💡

Correct Answer: D. Gujarat

Gir National Park is located in the state of Gujarat. It is world-famous as the only natural habitat of the Asiatic Lion. The park was established in 1965 to protect these lions from extinction.

What is the chemical name of common salt?

💡

Correct Answer: A. Sodium Chloride

The chemical name for common salt is Sodium Chloride, represented by the formula NaCl. It is an ionic compound consisting of sodium and chloride ions. Salt is primarily produced by the evaporation of seawater or from rock salt mines.

In which city is the 'Gateway of India' located?

💡

Correct Answer: B. Mumbai

The Gateway of India is a historic monument located on the waterfront in Mumbai. It was built to commemorate the visit of King George V and Queen Mary to India in 1911. The structure is designed in the Indo-Saracenic architectural style.

The 'Bihu' festival is most popular in which Indian state?

💡

Correct Answer: C. Assam

Bihu is the most important festival in Assam, celebrated three times a year. It marks the different stages of the agricultural calendar. The most famous one is Rongali Bihu, which signifies the start of the Assamese New Year.

Which part of the human brain is responsible for maintaining body balance?

💡

Correct Answer: D. Cerebellum

The cerebellum is the part of the brain located at the back of the skull. It coordinates voluntary movements and helps maintain posture and balance. Damage to the cerebellum can lead to coordination problems.

Which type of lens is also known as a 'converging lens'?

💡

Correct Answer: A. Convex lens

A convex lens is called a converging lens because it brings parallel rays of light to a single point. It is thicker in the middle than at the edges. These lenses are used in magnifying glasses and cameras.

Who was the founder of the Maurya Empire?

💡

Correct Answer: B. Chandragupta Maurya

Chandragupta Maurya founded the Maurya Empire in 322 BCE after defeating the Nanda dynasty. He was assisted by his wise advisor Chanakya, also known as Kautilya. His empire eventually covered most of the Indian subcontinent.

What is the retirement age of a Judge of the Supreme Court of India?

💡

Correct Answer: C. 65 years

A judge of the Supreme Court of India holds office until they reach the age of 65 years. In contrast, High Court judges in India retire at the age of 62. This age limit is defined by the Constitution of India.

Which is the largest continent in terms of land area?

💡

Correct Answer: D. Asia

Asia is the largest continent in the world, covering about 30 percent of the Earth's land area. It is also the most populous continent, home to more than half of the world's population. Asia is bordered by the Arctic, Pacific, and Indian Oceans.

Which acid is primarily found in lemon and orange?

💡

Correct Answer: A. Citric acid

Citric acid is a weak organic acid found naturally in citrus fruits like lemons and oranges. It gives these fruits their characteristic sour taste. This acid also acts as a natural preservative.

Where is the headquarters of UNESCO located?

💡

Correct Answer: B. Paris

The headquarters of UNESCO is located in Paris, France. UNESCO stands for United Nations Educational, Scientific and Cultural Organization. It was established in 1945 to promote international cooperation in these fields.

Kathakali is a traditional dance form originating from which state?

💡

Correct Answer: C. Kerala

Kathakali is a major form of classical Indian dance that originated in Kerala. It is distinguished by its elaborate colorful makeup, costumes, and face masks. The stories in Kathakali are usually based on Indian epics like the Ramayana and Mahabharata.

In which part of the human body does the digestion of proteins primarily begin?

💡

Correct Answer: D. Stomach

Protein digestion starts in the stomach with the help of the enzyme pepsin. The stomach secretes hydrochloric acid which creates the necessary acidic environment for pepsin to work. Most other nutrients are primarily digested in the small intestine.

A 'Light Year' is a unit used to measure which physical quantity?

💡

Correct Answer: A. Distance

A light year is the distance that light travels in a vacuum in one Julian year. It is a unit used primarily in astronomy to measure distances between stars and galaxies. One light year is approximately 9.46 trillion kilometers.

Who was the primary leader of the Non-Cooperation Movement in India?

💡

Correct Answer: B. Mahatma Gandhi

Mahatma Gandhi launched the Non-Cooperation Movement in 1920 to protest British policies. The movement aimed to resist British rule through non-violent means like boycotting foreign goods. It was eventually called off after the Chauri Chaura incident in 1922.

Which Article of the Indian Constitution provides for a Financial Emergency?

💡

Correct Answer: C. Article 360

Article 360 empowers the President to declare a Financial Emergency if the financial stability of India is threatened. To date, a Financial Emergency has never been declared in India. Article 352 and 356 deal with National and State emergencies respectively.

The 'Silent Valley National Park' is located in which state?

💡

Correct Answer: D. Kerala

Silent Valley National Park is located in the Palakkad district of Kerala. It is known for its unique biodiversity and is a part of the Western Ghats. The park is famous for the rare Lion-tailed Macaque.

Which inert gas is commonly filled in electric bulbs?

💡

Correct Answer: A. Argon

Argon is commonly used in electric bulbs to prevent the tungsten filament from oxidizing. It is an inert gas, meaning it does not react with the hot filament. Using argon extends the life of the light bulb significantly.

Who was the first Speaker of the Lok Sabha?

💡

Correct Answer: B. G.V. Mavlankar

Ganesh Vasudev Mavlankar served as the first Speaker of the Lok Sabha from 1952 to 1956. He is often referred to as the 'Father of the Lok Sabha'. He played a crucial role in establishing parliamentary procedures in independent India.

Pandit Shivkumar Sharma is a world-renowned master of which instrument?

💡

Correct Answer: C. Santoor

Pandit Shivkumar Sharma was a legendary musician who popularized the Santoor in classical music. The Santoor is a stringed instrument that originated in the Kashmir valley. He was awarded the Padma Vibhushan for his contributions to Indian music.

Which vitamin is essential for the process of blood clotting?

💡

Correct Answer: D. Vitamin K

Vitamin K is required by the body to produce proteins that help in blood clotting. Without enough Vitamin K, a person may bleed excessively from even minor injuries. Leafy greens like spinach and broccoli are good sources of this vitamin.

In which medium does sound travel at the highest speed?

💡

Correct Answer: A. Solids

Sound travels fastest in solids because the molecules in a solid are packed very closely together. This allows sound vibrations to be transmitted much more quickly through the material. Sound cannot travel through a vacuum at all.

In which year was the First Battle of Panipat fought?

💡

Correct Answer: B. 1526

The First Battle of Panipat took place in 1526 between Babur and Ibrahim Lodi. This battle marked the beginning of the Mughal Empire in India. Babur's victory was largely due to his effective use of gunpowder and field artillery.

Who appoints the Chief Election Commissioner of India?

💡

Correct Answer: C. President of India

The President of India appoints the Chief Election Commissioner and other Election Commissioners. They usually hold office for a term of six years or until they reach the age of 65. The Election Commission is an independent body responsible for conducting free and fair elections.

Which planet in our solar system is commonly known as the 'Red Planet'?

💡

Correct Answer: D. Mars

Mars is known as the Red Planet because of the iron oxide on its surface which gives it a reddish appearance. It is the fourth planet from the Sun and has two small moons called Phobos and Deimos. Mars has the largest volcano in the solar system, Olympus Mons.

What is the chemical formula for Bleaching Powder?

💡

Correct Answer: A. CaOCl2

Bleaching powder is chemically known as Calcium Oxychloride with the formula CaOCl2. it is produced by the action of chlorine gas on dry slaked lime. It is widely used for disinfecting drinking water and in the textile industry.

Who is the author of the famous autobiography 'Wings of Fire'?

💡

Correct Answer: B. A.P.J. Abdul Kalam

Wings of Fire is the autobiography of Dr. A.P.J. Abdul Kalam, the former President of India. It details his early life and his journey as a scientist in the Indian space and missile programs. The book was co-authored by Arun Tiwari.

The 'Pongal' festival is primarily celebrated in which Indian state?

💡

Correct Answer: C. Tamil Nadu

Pongal is a major harvest festival celebrated by the people of Tamil Nadu. It is a four-day festival dedicated to the Sun God for a successful harvest. The festival usually falls in the month of January every year.

What is the name of the smallest bone in the human body?

💡

Correct Answer: D. Stapes

The stapes is the smallest bone in the human body, located in the middle ear. It is roughly the size of a grain of rice and helps in transmitting sound vibrations. In contrast, the femur or thigh bone is the largest bone in the body.