QUESTIONS ASKED IN THE RRB GROUP D EXAM ON 18TH AUGUST 2022

Updated On : 20 Aug, 2022

RRB GROUP D:

The Railway Recruitment Board is conducting the RRB Group D Exam in 2 Phases starting from 17th August 2022 onwards. The number of candidates is not as many as it was expected to be. Almost 50% of candidates are appearing in the exam.

QUESTIONS:

If you are going to appear in this exam, you are in the right place as here we are providing some questions along with their answers which were asked on 18th August 2022. These questions will help you understand the difficulty level of the questions and also from which topic/area maximum questions are being asked.

Here we go:-

Question 1 - Who was the highest run-scorer (Orange Cap) in IPL 2022?

  1. joss butler 

  2. Rohit Sharma 

  3. KL Rahul

  4. quinton de kock

Answer - a 

Explanation - 

  • In the year 2022, the 15th season of IPL was organized from 26 March – 29 May 2022. 

  • This year 10 teams took part in this competition. 

  • This year two new franchises - Lucknow Super Giants and Gujarat Titans also participated in the competition. 

  • Orange Cap (Most runs) - Joss Buttler (Ties to England and Rajasthan Royals (863 runs)

  • Purple Cap (Most Wickets) - Yuzvendra Chahal (Rajasthan Royals) (27 Wickets)

  • Winning Team - Gujarat Titans 

IPL - 

  • IPL is a 20-20 cricket league established by the Board of Control for Cricket in India (BCCI) in 2007. 

  • The first edition of IPL in India was held in the year 2008. The winner of which was Rajasthan Royals. 

  • The first match of IPL was played on 18 April 2008. This match took place between Kolkata Knight Riders and RCB. Kolkata won this match. 

Question 2- Who won the Indian Premier League (IPL) 2022 title?

  1. Rajasthan Royals

  2. Chennai Super Kings

  3. Gujarat Titans

  4. Lucknow Super Joint 

Answer - c 

Explanation - 

  • The 15th edition of the Indian Premier League (IPL) was organized in the year 2022. 

  • Gujarat Titans won the IPL 2022 final against Rajasthan Royals by 7 wickets.

Other Year's Winners - 

  • 2008 - Rajasthan Royals

  • 2009 - Deccan Chargers

  • 2010 - Chennai Super Kings

  • 2011 - Chennai Super Kings

  • 2012 - Kolkata Knight Riders

  • 2013 - Mumbai Indians

  • 2014 - Kolkata Knight Riders

  • 2015 - Mumbai Indians

  • 2016 - Sunrisers Hyderabad

  • 2017 - Mumbai Indians

  • 2018 - Chennai Super Kings

  • 2019 - Mumbai Indians

  • 2020 - Mumbai Indians

  • 2021 - Chennai Super Kings

IPL - 

  • IPL is a 20-20 cricket league established by the Board of Control for Cricket in India (BCCI) in 2007. 

  • The first edition of IPL in India was held in the year 2008. The winner of which was Rajasthan Royals. 

  • The first match of IPL was played on 18 April 2008.

Question 3 - Which article is related to the right to life and liberty of the individual?

  1. Article 23 

  2. Article 13 

  3. Article 34 

  4. Article 21

Answer - d 

Explanation - 

Article 21 of the Indian Constitution -  

  • a part of the fundamental right of the constitution 

  • According to this, no person can deprive any other person of his right to life and personal liberty except under any procedure established by law in India.

Fundamental Rights - 

  • Fundamental rights are said to be those rights which, being fundamental to the life of the individual, are provided to the citizens by the constitution and which cannot be interfered with by the state.

Six Fundamental Rights - 

  • Right to Equality (Articles 14-18)

  • Right to Freedom (Articles 19-22)

  • Right against exploitation (Articles 23-24)

  • Right to freedom of religion (Articles 25-28)

  • Right to Culture and Education (Articles 29-30)

  • Right to Constitutional Remedies (Article 32)

important facts - 

  • By the 44th Amendment Act 1978, Article 19 (1) (f) was abolished in Part III of the Fundamental Rights and provision was made for it in the form of new Article 300 A in Part XII of the Constitution.

Question 4- With which religion is the Losar festival related?

  1. Jainism 

  2. Buddhism 

  3. Sikh religion

  4. Hindu religion 

Answer - b 

Explanation - 

  • Losar is a festival in Tibetan Buddhism. 

  • The holiday is celebrated on different dates depending on the location tradition. 

  • It was celebrated by the Buddhist community in the Ladakh region on January 3, 2022. 

  • Losar is a 15-day festival from the beginning of the Tibetan lunar calendar, marking the first day of 11 months in the Tibetan calendar.

  • The celebration began as a tradition during the reign of the 9th king of Tibet, due to the decision of King Jamyang Namgyal to lead a war against the Baltistan army in winter in the 17th century.

  • The sacred Buddhist prayer flag is called 'Tarchen'.

Question 5- Retinal is the chemical name of which vitamin?

  1. Vitamin A

  2. Vitamin B2

  3. Vitamin D 

  4. Vitamin B12 

Answer - a 

Explanation - 

  • Chemically, they are organic compounds. 

  • That compound is called a vitamin which cannot be produced by the body in sufficient quantity on its own but must be taken in the form of food.

  • The chemical name of vitamin A is retinol. 

  • It is also called antixerophthalmic vitamin.

Other vitamins and their chemical names - 

  • Vitamin A : Retinol 

  • Vitamin - B1: Thiamine 

  • Vitamin B2 : Riboflavin 

  • Vitamin B3 : Nicotinamide 

  • Vitamin B5 : Pantothenic Acid 

  • Vitamin B6 : Pyridoxine 

  • Vitamin - B7 : Biotin 

  • Vitamin - B11 : Folic Acid 

  • Vitamin C: Ascorbic Acid 

  • Vitamin - D : Calciferol 

  • Vitamin - E : Tocopherol 

  • Vitamin - K : Phylloquinone 

important facts - 

  • Discovery of vitamins - by a biochemist named Casimir Funk in 1912 

  • Water Soluble Vitamins – Vitamin B and Vitamin C

  • Fat soluble - Vitamins A, D, E and K


Question 6- Deficiency of which vitamin causes a disease called Rickets?

  1. Vitamin B1

  2. Vitamin D 

  3. Vitamin B2

  4. Vitamin B3

Explanation - b 

  • Chemically, they are organic compounds. 

  • That compound is called a vitamin which cannot be produced by the body in sufficient quantity on its own but must be taken in the form of food.

Vitamin deficiency diseases 

  • Vitamin A: Night blindness, risk of infections, xerophthalmia, cataract, dry and scaly skin 

  • Vitamin - B1: Beri Beri 

  • Vitamin B2: Skin cracking, Redness of eyes 

  • Vitamin - B3 : Ringworm on the skin 

  • Vitamin - B5 : Graying of hair, retardation 

  • Vitamin B6: anemia, skin diseases 

  • Vitamin B7: Paralysis, body ache, hair fall 

  • Vitamin B11 : Anemia, dysentery

  • Vitamin - C : Scurvy 

  • Vitamin - D : Rickets, osteomalacia

  • Vitamin E : Decreased tocopherologenesis 

  • Vitamin - K : Non-clotting of blood 

important facts - 

  • Discovery of vitamins - by a biochemist named Casimir Funk in 1912 

  • Water Soluble Vitamins – Vitamin B and Vitamin C

  • Fat soluble - Vitamins A, D, E and K


Question 7- Which chemical element has atomic number 4?

  1. Beryllium (Be)

  2. Boron (B)

  3. Carbon (C)

  4. Nitrogen (N)

Answer - a 

Explanation - 

  • The atomic number of an element is equal to the number of protons in the nucleus of that element. 

  • It is denoted by the symbol Z and each element is represented by its special symbol. 

  • The number of electrons on a chargeless atom is also equal to the atomic number.

  • Francium has the highest atomic number i.e. 87.

  • Hydrogen is the smallest element.

  •  Its atomic number is one. It has only one electron. 

  • The atomic number was discovered by Moseley. 

Question 8- How much square km is the total mangrove area in the country?

  1. 4,892 sq km 

  2. 5,992 sq km 

  3. 4,992 sq km 

  4. 4,792 sq km 

Answer - c 

Explanation - 

  • Mangrove is the only tree that grows in salt water. 

  • Mangrove forest is a rare but spectacular and fertile ecosystem, commonly found along tropical and sub-tropical regions having coastlines.

  • The Sundarbans in West Bengal is the largest mangrove forest area in the world. It is listed as a UNESCO World Heritage Site.

  • The total mangrove area in the country is 4,992 sq km. 

  • An increase of 17 sq km has been found in the mangrove area as compared to the previous assessment of 2019. 

  • The top three states showing increase in mangrove area are Odisha (8 sq km), followed by Maharashtra (4 sq km) and Karnataka (3 sq km).

Test Facts - 

  • International Mangrove Day is celebrated every year on 26 July for the conservation of the mangrove ecosystem. 

  • The first World Mangrove Day was officially held on 26 July 2016.

Question 9- Where is photosynthesis found?

  1. at the root 

  2. in the stem 

  3. in the leaf 

  4. none of these 

Answer - c 

Explanation - 

  • The process of making food by plants with the help of chlorophyll by taking minerals and water from the soil in the presence of sunlight and taking carbon-di-oxide from the air is called photosynthesis. 

  • Photosynthesis in plants usually occurs in the leaves. 

  • This process is enabled by the green pigment present in chloroplasts called chlorophyll, which absorbs sunlight, found in leaves. 

  • The process of photosynthesis helps plants to make food for themselves.

  • A balanced chemical equation for the process can be written as 6CO2 + 6H2O -> C6H12O6 + 6O2.

  • Ingenhausen was a Dutch physician. He discovered the process of photosynthesis.

Question 10- By which Constitution Amendment Act, 1976, were the ten Fundamental Duties (Article 51A) included in the Constitution?

  1. 42nd Constitutional Amendment Act

  2. 86th Constitutional Amendment Act

  3. 47th Constitutional Amendment Act

  4. 53rd Constitutional Amendment Act

Answer - a 

Explanation - 

  • Fundamental duties (Article 51A) are basically moral obligations (not legal) on Indian citizens to encourage the feeling of patriotism and to maintain the unity of India.

  • Fundamental duty was added to the Constitution by the 42nd Amendment of the Constitution - 1976 on the recommendation of Sardar Swaran Singh Committee. 

  • Fundamental duties have been taken from the Constitution of Russia.

  • Originally ten in number, the Fundamental Duties were raised to eleven in 2002 by the 86th Amendment, entrusting each parent or guardian with the duty of ensuring that their child or ward between the ages of six and fourteen is provided with education opportunity.

Question 11- What is the formula of sodium bicarbonate?

  1. NaHCO 

  2. NaHCO3 

  3. NaHO3 

  4. NaCO3 

Answer - b 

Explanation - 

  • Sodium bicarbonate is an organic compound. 

  • It is also called sweet soda or 'baking soda' because it is used in the preparation of various dishes. 

  • Its molecular formula is NaHCO3. 

  • Its IUPAC name is sodium hydrogen carbonate. 

  • It is also called sodium bicarbonate.

  • Baking soda (sodium bicarbonate) has a pH value of about 8.3. 

Question 12- What does the xylem transport?

  1. water in plant 

  2. minerals in plants

  3. water and minerals in plants

  4. none of these 

Answer - c 

Explanation - 

  • Plants have two types of tissues - Xylem and Phloem to perform the function of transport system. 

  • These are components of the vascular tissue system in plants. The term xylem was given by Nagelli. 

  • It mainly performs the function of transporting water and minerals in the plant.

  • Also it forms vascular bundles together with phloem.

  • The process of sorption takes place from within the xylem. 

It is made up of four types of cells - 

  1. ducts

  2. vessels

  3. xylem fiber

  4. xylem soft tissue

Question 13- According to the report of Forest Status 2021, by what percentage has the total forest area of the country increased as compared to the estimate of 2019?

  1. 0.28 percent

  2. 1.28 percent

  3. 0.88 percent

  4. 0.32 percent

Answer - a 

Explanation - 

  • The 17th India Forest Status Report was released on 13 January 2022 by the Minister of Environment, Forest and Climate Change Bhupendra Yadav. 

  • Data from the Indian remote sensing satellite Resource SAT-2 is used in releasing this report.

  • Increase in total forest and tree cover: 2,261 sq km (0.28 per cent) of the total forest and tree cover of the country as compared to the estimate for 2019 (ISFR-2019)

  • ) has increased.

  • Out of this, an increase of 1,540 sq km has been observed in the forest cover and 721 sq km in the tree cover.

  • The total forest and tree cover of the country is approx. 9 million hectares which is 24.62 percent of the country's geographical area.

Top 5 states showing the increase in forest cover are-

  • Andhra Pradesh (647 sq. km.)

  • Telangana (632 sq. km.)

  • Odisha (537 sq. km.)

  • Karnataka (155 sq. km.)

  • Jharkhand (110 sq.km.)

Test Facts - 

  • The first report was released in 1987 by the Ministry of Environment, Forest and Climate Change.

  • The India State of Forest Report (ISFR) report is published by the Forest Survey of India (FSI), which is biennial. 

Question 14- Who was the founder of Arya Samaj?

  1. Swami Dayanand Saraswati

  2. Swami Vivekananda 

  3. Swami Sahajanand 

  4. Swami Shraddhanand 

Answer - a 

Explanation - 

  • Arya Samaj is a Hindu reform movement which was founded by Swami Dayanand Saraswati on April 10, 1875 in Bombay with the inspiration of Swami Virjanand of Mathura.

  • This movement was started in response to western influences to reform Hinduism.

  • The book Satyarth Prakash composed by Swami Dayanand Saraswati is the original text of Arya Samaj. 

  • The motto of the Arya Samaj is: Krinvanto Visvamaryam, which means - Let us make the world Aryan.

Swami Dayanand Saraswati - 

  • Swami Dayanand Saraswati was born on 12 February 1824 in a Brahmin family in Tankara, Gujarat. 

  • His parents Yashodabai and Lalji Tiwari were orthodox Brahmins.

  • He was earlier named Mool Shankar Tiwari as he was born during Mool Nakshatra.

  • He was an Indian philosopher, social leader and founder of Arya Samaj.

  •  Swami Dayanand Saraswati's guru was Virajanand Swami. 

Question 15- When was the Bharat Nirman program started?

  1. 2016

  2. 2015

  3. 2017

  4. 2018

Answer - b 

Explanation - 

  • The Government of India launched a program named 'Bharat Nirman' on 16 December 2005.

  • Its main objective was to provide a better life to the rural people. 

  • It mainly focused on 6 sectors which included electricity, water, roads, irrigation, telecommunications and housing in rural areas of the country. 

Question 16- Who was the founder of Islam?

  1. Ibn Ishaq 

  2. Muhammad sallallahu alayhi wa sallam

  3. Abu islam 

  4. Hazrat Muhammad

Answer - d 

Explanation - 

  • The rise of Islam is an important event in world history. 

  • It originated in the Arabian desert and the Arabs, Iranians and Turks took a major part in its spread. 

  • The founder of Islam was Hazrat Muhammad. 

  • Hazrat Muhammad was born in 570 AD in Mecca. 

  • Hazrat Muhammad attained knowledge in 610 AD in a cave named Hira near Mecca. 

  • The journey of the Prophet from Mecca to Medina on 24 September is known in the world of Islam as Muslim Samvat. 

  • Quran is the holy book of Islam religion. 

  • Hazrat Muhammad died on 8 June 632 AD. He was buried in Medina. 

Question 17- Pankaj Advani defeated which player to win the Asian Billiards title for the eighth time?

  1. Dhruv sitwala

  2. Pock bit 

  3. Geet Sethi

  4. Michael Ferreira

Answer - a 

Explanation - 

  • Advani, 36, defeated compatriot Dhruv Sitwala by six frames in the final of the 19th Asian Championship 2022. 

  • It was held in Doha, Qatar. 

  • This is his eighth Asian and 24th international title. 

Question 18- Which mirror is used in trains to see the vehicles coming from behind?

  1. flat mirror 

  2. convex mirror 

  3. concave mirror

  4. Parabolic mirrors 

Answer - b 

Explanation - 

  • That luminous plane is called a mirror from which regular reflection of light takes place. The luminous plane of the mirror is called the reflecting plane.

  • There are two types of mirrors- plane mirror and spherical mirror

  • Convex mirrors are used in the lamps mounted on the pillars on the road, in the side mirrors of the vehicles and in the decoration. 

mirror type

  1. flat mirror 

  2. convex mirror 

  3. concave mirror 

  4. Parabolic mirror

Use - 

  • A concave mirror is used as a mirror for shaving.

  • Concave mirrors are used in torches, search lights, and headlights of vehicles etc.

  • Large concave mirrors are used in solar furnaces. 

  • Convex mirrors are used as rear view mirrors in vehicles.

Question 19- What is the chemical name of bleaching powder?

  1. calcium hypochlorite

  2. dinitrogen oxide

  3. sodium hydroxide

  4. trinitrotoluene

Answer - a 

Explanation - 

  • Calcium hypochlorite is an inorganic compound. 

  • Its chemical formula is CaOCl2.

  • It is a yellow coloured powder with a strong odour of chlorine. 

Use - 

  • toilet

  • bathroom floor

  • the kitchen sink

  • tarnished pots

  • oil pulling

  • car cleaning

  • disinfecting water tanks

  • in cleaning equipment

Question 20- Jallikattu is related to which state?

  1. Odisha 

  2. Karnataka 

  3. Andra Pradesh 

  4. Tamil Nadu 

Answer - d 

Explanation - 

  • Jallikattu is organized in Tamil Nadu on the day of Pongal. 

  • Jallikattu is formed by combining two Tamil words Jali and Kattu. 

  • Jali in Tamil means coin bag and kattu means bull's horn. 

  • In Tamil Nadu, Jallikattu is considered a festival of pride and culture. 

  • It is a violent sport in which the contestants try to tame/control the bull to get the prize; If the contestants fail to tame the bull, in that case the bull owner gets a prize.

Question 21- Who was the Governor General at the time of widow remarriage?

  1.  Lord Dalhousie 

  2.  Robert clive 

  3. Lord William Bentinck

  4. Sir John Lawrence

Answer - a 

Explanation - 

  • On July 16, 1856, after the great efforts of social reformers, upper caste widows were allowed to remarry in the country. 

  • Prior to this, upper caste widows among Hindus could not remarry. 

  • Social worker Ishwarchand Vidyasagar had a big contribution in getting this law implemented by the then British government.

  • The Widow Remarriage Act (1856) was introduced during the tenure of Lord Dalhousie (1848–1856).

Question 22- In which state is the southernmost port of India located?

  1. Tamil Nadu 

  2. Andra Pradesh 

  3. Karnataka 

  4. Kerala 

Answer - a 

Explanation - 

  • Tamil Nadu is located in the southernmost part of the Indian peninsula. 

  • Major ports in Tamil Nadu are Chennai port, Tuticorin port and Ennore port.

  • Chennai port is the largest artificial port in India.

  • India's first 100% Landlord model port is Jawaharlal Nehru Port. 

  • There are 13 major and 200 minor and medium ports notified  in India.

Question 23- Which deity is worshiped in Pongal festival?

  1. Sun god 

  2. Rain god 

  3. Vishnu 

  4. Brahma Dev 

Answer - a 

Explanation - 

  • Pongal is a major festival of Tamil Hindus.

  • Pongal is a four-day long harvest festival in the state of Tamil Nadu, India. 

  • The name of this festival is Pongal because the prasad offered to the Sun God on this day is called Pongal.

  • This four-day long festival is completely dedicated to nature and each day's Pongal has a different name - Bhogi Pongal, Surya Pongal, Mattu Pongal and Kanya Pongal. 

  • The festival dates back to the Sangam era but according to some historians, the festival is at least 2,000 years old which was celebrated as 'Thai Nirdal'.

Question 24- How many languages are officially recognised in India till now?

  1. 20

  2. 22

  3. 21

  4. 24

Answer - b 

Explanation - 

  • The official languages of the Republic of India are listed in the Eighth Schedule. 

  • Articles 343 to 351 included in Part XVII of the Indian Constitution deal with official languages.

The following 22 languages are included in the Eighth Schedule of the Constitution: 

  • Assamese, Bengali, Gujarati, Hindi, Kannada, Kashmiri, Konkani, Malayalam, Manipuri, Marathi, Nepali, Odia, Punjabi, Sanskrit, Sindhi, Tamil, Telugu, Urdu, Bodo, Santhali, Maithili and Dogri.

Test Facts - 

  • In the year 1967, Sindhi language was included in the Eighth Schedule by the 21st Constitutional Amendment Act.

  • Konkani, Manipuri and Nepali were included in the year 1992 by the 71st Amendment Act.

  • Bodo, Dogri, Maithili and Santhali were included in the Eighth Schedule in the year 2003 by the 92nd Constitutional Amendment Act which came into effect from the year 2004.

Question 25- How many watts are in 1 horsepower?

  1.  744 watts

  2.  748 watts

  3.  746 watts

  4.  740 watts

Answer -c

Explanation - 

  • Horsepower is the unit of measurement of power. 

  • It is a non-SI unit.

  • The term 'horsepower' was first used by the Scottish engineer James Watt in the late 18th century.

  • At present, the SI unit called Watt is used for measurement of power in most of the countries.

  • There are 746 watts in 1 horsepower. 

Question 26- Which Governor General's tomb is in India?

  1. Lord cornwallis

  2. Warren hastings

  3. Sir John Shore

  4. The Lord Minto

Answer - a 

Explanation - 

  • The Governor General Lord Cornwallis, famous for his administrative reforms in India, handed over his body to Ghazipur on his way. 

  • His grand mausoleum built in Gorabazar of the city is the most important tourist place of the district. 

Lord Cornwallis - 

  • Lord Cornwallis had been the Governor General of the Fort William Presidency. He was the Governor General of Bengal. 

  • He introduced a new revenue system in the form of permanent settlement in Bengal in 1793 AD. 

  • During his time all the powers of the district were given to the Collector and it is considered the father of Indian Civil Service.

Question 27- Which is the most reactive metal?

  1. Copper

  2. Cesium 

  3. Aluminum 

  4. Copper 

Answer - b  

Explanation - 

  • The most active and unusual metal on Earth - cesium (cs). 

  • Cesium is an alkali metal that is located at the bottom of the periodic table of chemical elements.

  • Copper is the least reactive metal. 

  • A less reactive metal is displaced by a more reactive metal.

Question 28- Which nuclear power station is the largest power plant in India? 

  1. Tarapur Atomic Power Station 

  2. Narora Atomic Power Station 

  3. Kudankulam Atomic Power Station 

  4. Kakrapar Atomic Power Station 

Answer - b  

Explanation - 

  • Electricity generation in India developed in the late 19th century with the introduction of electricity supply in Darjeeling in 1897.

  • The Kudankulam Atomic Power Station is the largest power plant in India. 

  • It is located in Kudankulam village of Tirunelveli district of Tamil Nadu. This power plant started functioning in the year 2013. 

  • The power plant, built with the help of Russia, has the capacity to generate 2000MW (from two reactors) of electricity.

  • Recently the Center has given in-principle (phase I) approval to set up six nuclear power reactors in Jaitapur, Maharashtra.

Nuclear Energy - 

  • Nuclear power is produced by breaking down atoms in a reactor, which is used to heat water to steam, drive turbines, and thus generate electricity. 

  • The father of Indian nuclear program was Dr Homi Jehangir Bhabha. 

Main nuclear power station - 

  • Kaiga - Karnataka

  • Kakrapar - Gujarat

  • Kudankulam - Tamil Nadu

  • Chennai - Tamil Nadu

  • Narora - Uttar Pradesh

  • Rawatbhata - Rajasthan

  • Tarapur - Maharashtra


Question 29- Where is Deen Dayal Upadhyay port located?

  1. Gujarat 

  2. Maharashtra 

  3. Kerala 

  4. Tamil Nadu 

Answer - a  

Explanation - 

  • Gujarat's Kandla port, one of the 12 major ports in the country, has been renamed as Deendayal Port. 

  • The Ministry of Shipping had issued an order on 26 September 2017 to change the name of Kandla Port Trust to Deen Dayal Port Trust. 

  • Kandla Port Trust has been renamed as Deen Dayal Port Trust on the basis of the powers conferred under the Indian Ports Act-1908.  


Question 30- Where was the International Apple Festival organized?

  1. Gujarat 

  2. Himachal Pradesh 

  3. Jammu and Kashmir 

  4. Uttarakhand 

Answer - d   

Explanation - 

  • To increase the marketing of apples in Uttarakhand, the first International Apple Festival was organized in Dehradun.

  • This International Apple Festival was organized in Dehradun from 24 to 26 September.

  • About 50 varieties of apples from across the country were included in this festival. 

  • The main objective of the festival is to promote apple production in the state and to identify the apples of Uttarakhand to the international market so that the branding of Uttarakhand apples can be done from national to international market. 


Question 31- What is the atomic number of silicon?

  1. 16

  2. 15

  3. 13

  4. 14

Answer - d 

Explanation - 

  • Silicon (Si) is a chemical element. 

  • It is the most abundant element on Earth after oxygen. 

  • Compounds of silicon are used in electronic components, soap, glass and computer chips. 

  • Silicon was discovered in 1824 by the Swedish chemist Jons Jakob Bjrelius. 

  • It is placed at the 14th position in the periodic table.

  • Due to the increasing use of silicon in the electronics sector, the center of America's computer world has been named Silicon Valley.

Question 32- What is called a beauty vitamin?

  1. Vitamin A

  2. Vitamin B

  3. Vitamin E

  4. Vitamin K

Answer - C 

Explanation - 

  • Vitamin E is also called the beauty vitamin. 

  • The chemical name of vitamin-E is and the chemical formula of the compound is C29H50O2. It is obtained from vegetable oils. 

  • Deficiency of Vitamin-E can reduce fertility.

  • Vitamin E is found in- 

  • Almonds - Almonds are a great source of Vitamin E. 

  • Sunflower seeds - Vitamin E is found in abundance in sunflower seeds. 

  • Broccoli - Broccoli contains vitamin E and it improves your immune system. 

  • Olives - Vitamin E is found in abundance in olives.

Q-33.17 march 2024 was SUNDAY then what was day on  17 march 2020.

ANS-TUESDAY

Q-34. 5   13   23   49   (95)   ?

 Ans-193

Q-35. A man facing to the north, turned 135° in clockwise direction then he turned 45° in anticlockwise direction, now in which direction he is facing to?

Ans-east 

Q-36. There are a total of 30 students in a class. Manoj is 12th position from the left and Neeraj is 7th from the right then how many students are between both of them.

Ans-11

Q-37. LAMP is coded as OBNK then TASK coded as-

Ans-here letter opposite position so TASK code is GZHP

Q-38.aa….bb…..cc… complete the series

Ans- aa(a)bb(b)cc(c)

Q-39.D>E<=F<I<=H<G  which of the following statement is true

(1) E<=H

(2) H>D

Ans-neither 1 nor 2

Q-40. 0,  2,   6,   12,   20    ?

Ans-30

Q-41. 2,    14,    70,    210,   ?

ans-2×7=14

      14×5=70

       70×3=210

         210×1=210

Q-42.How many angles formed in the clock in 23 minutes

Ans-11.5 degree

OTHER QUESITONS:

Some other questions are as follows:-

  • Which country is the highest producer of cucumber in 2021 year?

  • In Birmingham, who won the silver medal in wrestling?

  • Till March 2022, who was the Chief Election Commissioner?

  • In which city of Madhya Pradesh Hydrogen Power Plant was established?

  • In which year Indian Language Act was introduced?

  • Which state was the poorest state released by Niti Ayog according to Jeo Index?

  • In the constitution Article 21 deals with?

  • Which pills are used in pregnancy?

  • What is the atomic no of silicon?

  • What is the scientific no of Vitamin C?

  • Group 17 elements are known by?

  • What is the scientific name of Vitamin B2?

  • Relationship between doctor engineer and lawyer 

Wishing you all the best for your RRB Group D Exam. Hope you will acheive your goal. 

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