Bihar Police — Set 23

Correct Answer: A. Rohtas

Rohtas district is the leading producer of rice in Bihar due to its fertile soil. It benefits significantly from the Sone canal irrigation system. The district also has the highest literacy rate in the state.

Correct Answer: A. Satyendranath Tagore

Satyendranath Tagore, the elder brother of Rabindranath Tagore, cleared the exam in 1863. He was the first Indian to break the British monopoly in the civil services. He served primarily in the Bombay Presidency.

Correct Answer: B. Stratosphere

The stratosphere is located above the troposphere and contains the ozone layer. This layer absorbs most of the Sun's harmful ultraviolet radiation. It is the layer where commercial jet aircraft usually fly.

Correct Answer: B. Automated Teller Machine

ATM stands for Automated Teller Machine, an electronic telecommunications device. it allows customers to perform financial transactions without a human clerk. The first ATM was installed in London in 1967.

Correct Answer: C. Udayin

Udayin, the son of Ajatashatru, founded the city of Pataliputra. He shifted the capital of Magadha from Rajgir to Pataliputra due to its strategic location. The city is situated at the confluence of the Ganga and Son rivers.

Correct Answer: C. Mitochondria

Mitochondria are known as the powerhouses of the cell because they produce energy. They generate ATP through the process of cellular respiration. Cells that require more energy have a higher number of mitochondria.

Correct Answer: B. 1928

The Simon Commission arrived in India in February 1928 to report on political reforms. It was boycotted by Indians because it had no Indian members. The slogan 'Simon Go Back' became famous during this time.

Correct Answer: C. Kajari

Kajari is a folk song and dance performed specifically during the monsoon season. It often expresses the longing of women for their husbands. It is popular in Bihar and eastern Uttar Pradesh.

Correct Answer: C. Skin

The skin is the largest organ of the body by both surface area and weight. It protects the body from external damage and regulates temperature. The liver is the largest internal organ, but skin is the largest overall.

Correct Answer: B. Jalaluddin Khilji

Jalaluddin Firuz Khilji founded the Khilji dynasty in 1290 AD. He came to power after the decline of the Slave Dynasty. He was later assassinated by his nephew and son-in-law, Alauddin Khilji.

Correct Answer: C. Assam

Assam is the largest tea-producing state in India, accounting for over half of the country's output. The Brahmaputra valley provides the ideal climate and soil for tea cultivation. Darjeeling in West Bengal is famous for premium tea but Assam leads in volume.

Correct Answer: D. Vitamin K

Vitamin K is essential for the synthesis of proteins needed for blood coagulation. Without this vitamin, wounds would not stop bleeding. It is found in green leafy vegetables like spinach and kale.

Correct Answer: B. Kanishka

The Gandhara school of art developed during the Kushan Empire under Kanishka. It is characterized by the fusion of Indian and Greek artistic styles. Most of its sculptures represent Lord Buddha in a realistic human form.

Correct Answer: A. Madhubani

Sikki grass craft is a traditional art form primarily practiced by women in the Madhubani district. The golden-colored grass is used to weave baskets, toys, and decorative items. It is an eco-friendly craft that has a GI tag.

Correct Answer: C. Paris

Paris is the capital and largest city of France. It is a global center for art, fashion, and culture. The city is famous for landmarks like the Eiffel Tower and the Louvre Museum.

Correct Answer: B. 1922

The Gaya session took place in 1922 and was presided over by Chittaranjan Das. This session led to the formation of the Swaraj Party within the Congress. It was a significant event in the history of Bihar's role in the freedom struggle.

Correct Answer: C. Skin

The skin contains millions of nerve endings that allow us to feel touch, temperature, and pain. It is the body's primary sensory organ for external stimuli. Fingertips and lips are among the most sensitive areas of the skin.

Correct Answer: C. Swami Dayananda Saraswati

Swami Dayananda Saraswati founded the Arya Samaj in 1875 in Bombay. He gave the slogan 'Back to the Vedas'. The organization aimed at reforming Hindu society and promoting monotheism.

Correct Answer: A. Bhagalpur

Bhagalpur is famous for its high-quality Tussar silk and is called the Silk City of India. The silk industry in Bhagalpur is hundreds of years old. It provides employment to thousands of weavers in the region.

Correct Answer: A. Ethylene

Ethylene is a natural plant hormone used commercially to ripen fruits like bananas and mangoes. It triggers the softening and sweetening process of the fruit. Acetylene gas is also sometimes used but it is less safe.

Correct Answer: C. 1576

The Battle of Haldighati was fought on 18 June 1576 between Maharana Pratap and the Mughal forces. The Mughal army was led by Man Singh I of Amber. Although it was a fierce battle, Maharana Pratap managed to escape to continue his resistance.

Correct Answer: B. Ornithology

Ornithology is the branch of zoology that focuses on the study of birds. It involves studying their behavior, migration, and physiology. Salim Ali was a world-famous Indian ornithologist.

Correct Answer: B. Jehanabad

The Barabar Hill Caves are the oldest surviving rock-cut caves in India, dating back to the Mauryan period. They are located in the Makhdumpur block of Jehanabad district. Most of these caves were built for the Ajivika sect.

Correct Answer: B. Venus

Venus is called the Morning Star or Evening Star because it is often visible just before sunrise or after sunset. It is the second planet from the Sun and the hottest planet in the solar system. It is also the brightest object in the night sky after the Moon.

Correct Answer: B. Mother Teresa

Mother Teresa won the Nobel Peace Prize in 1979 for her humanitarian work in Kolkata. She founded the Missionaries of Charity to help the poor and sick. She was later canonized as Saint Teresa by the Catholic Church.

Correct Answer: A. Karmanasa

The Karmanasa, Ganga, and Gandak rivers all partially form the natural boundary between Bihar and UP. The Karmanasa river is considered auspicious by some but inauspicious by others. These rivers play a key role in the geography of the border districts.

Correct Answer: B. Fe

The chemical symbol for iron is Fe, which comes from its Latin name 'Ferrum'. Iron is a crucial element for making steel and is also found in human blood as hemoglobin. It is the most common element on Earth by mass.

Correct Answer: A. Atmaram Pandurang

Atmaram Pandurang founded the Prarthana Samaj in 1867 in Bombay. The movement focused on religious and social reforms like widow remarriage and women's education. MG Ranade joined later and made it a powerful social reform organization.

Correct Answer: A. Kakolat

Kakolat waterfall is located in the Nawada district and is the most famous waterfall in Bihar. It falls from a height of about 150-160 feet. Legend says a king was turned into a python by a curse and lived in these waters.

Correct Answer: C. Hygrometer

A hygrometer is used to measure the amount of water vapor in the air. This measurement is crucial for weather forecasting and industrial processes. High humidity makes the weather feel hotter than it actually is.

Correct Answer: A. Sir Edward Chamier

Sir Edward Maynard Des Champs Chamier was the first Chief Justice when the Patna High Court was established in 1916. The High Court was created after Bihar was separated from the Bengal Presidency. The building is famous for its majestic neoclassical architecture.

Correct Answer: D. Antarctica

Antarctica is the largest desert in the world because it receives very little precipitation. It is a 'cold desert'. The Sahara is the largest 'hot desert', but Antarctica is the largest desert overall.

Correct Answer: A. 5th June

World Environment Day has been celebrated annually on 5 June since 1974. It is organized by the United Nations to raise awareness about environmental protection. Each year has a specific theme to tackle urgent ecological issues.

Correct Answer: A. Buxar

Buxar is often called the Gateway to Bihar because of its location on the border with Uttar Pradesh. Historically, many invaders and travelers entered Bihar through this region. The Battle of Buxar in 1764 was a turning point in Indian history.

Correct Answer: A. Xylem

Xylem is the vascular tissue that carries water and minerals from the roots to the rest of the plant. Phloem is responsible for transporting food produced in the leaves. Together, they form the plant's plumbing system.

Correct Answer: B. Badruddin Tyabji

Badruddin Tyabji presided over the 1887 session of the Congress held in Madras. He was a prominent lawyer and judge from Bombay. He urged fellow Muslims to join the Congress for the cause of national unity.

Correct Answer: A. Sheohar

Sheohar is the smallest district in Bihar, covering an area of only 443 square kilometers. It was carved out of the Sitamarhi district in 1994. Despite its small size, it has a very high population density.

Correct Answer: B. Washing Soda

Sodium carbonate is commonly known as washing soda and is used as a cleaning agent. It is an effective water softener that helps soap lather more easily. It is also used in the manufacture of glass and paper.

Correct Answer: A. Bimbisara

Bimbisara founded the Haryanka dynasty and established Rajgir as his capital. He expanded his kingdom through matrimonial alliances and conquests. He was a contemporary of Lord Buddha and Mahavira.

Correct Answer: B. Someshwar Fort

Someshwar Fort peak is the highest point in Bihar, located in the West Champaran district. It has an elevation of approximately 880 meters. It is part of the Shivalik hills range at the border of India and Nepal.