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# Bihar SI Exam 2021 Solved Paper (Second Shift) English

## Results

### #1. Which of the following longitude is known as 'Standard Meridian' in India ?

Solution: The Standard Meridian of India is the longitude of 82°30’E. This Standard meridian passes through Mirzapur in Uttar Pradesh (Near Allahabad) and it is considered as the standard time for the whole country.

### #2. Which of the following Calcium Compound is used as mild abrasive in toothpaste?

Solution: Abrasives help in removing of plaque ,stains and debris. Calcium carbonate is used as mild abrasives in toothpaste. When toothpastes come to market, they have to disclose how abrasive they are. This abrasiveness is measured by an RDA (Relative Dentin Abrasivity) Value, or the toothpaste’s ability to cut dentin (the layer of teeth below enamel).

### #3. Recent publication by Zoological Survey of India talked about 428 species of birds at -

Solution: Recently, the Zoological Survey of India (ZSI) put forward a publication named “Birds of the Sundarban Biosphere Reserve”, the region has more than 428 species of birds.

### #4. For what value of a the four digits number 6 a 25 is divisible by 11 ?

A number is said to be divisible by 11 if the difference between the sum of the digits at the alternative places starting from the left or the right is either 0 or a number that is divisible by 11.

(6 2)-(3 5)=0 So. Ans is 3.

### #5. In which month, Indian Air Force Day is celebrated ?

Solution: Airforce Day is celebrated on 8th October every year.

### #7. Equatorial Rain Forests in Brazil are known as..........

Solution: Pampas are the grasslands in Brazil. This is the most appropriate option but not the perfect one as the question talks about the forest of the equatorial region.

### #8. Davis Cup is associated with -

The Davis Cup is the premier international team event in men’s tennis in a knock-out format. It is described by the organisers as the “World Cup of Tennis”, and the winners are referred to as the World Champion team.It began in 1900 as a challenge between Great Britain and the United States. By 2016, 135 nations entered teams into the competition.

### #9. CMS -01 communication satellite was launched by India. It is a replacement of -

Solution: The CMS 1 satellite, will replace India’s GSAT 12 spacecraft in geostationary orbit, It will provide telecom services across the Indian subcontinent and neighboring islands.

### #10. Me Donald's goes vegetarian during the Navaratri festival in India is an example of-

The term glocalization refers to a product or service designed to meet both local and global needs. The word combines concepts of “globalization” and “localization.”Roland Robertson coined the term in the Harvard Business Review in 1980. Other companies such as coca cola,starbucks,whirlpool etc do glocalisation.

### #11. 'The Republican Ethic Volume III' is a collection of selected speeches of -

Solution: The Republican Ethic, Volume 3, is a collection of selected speeches of the President of India, Shri Ram Nath Kovind during the third year of his presidency.

### #13. If a current is passed through a spring, then the spring will .......

Solution: It will get compressed, as the current through different turns will flow in the same direction.

### #14. What has to be subtracted from goes investment to obtain net investment ?

Net investment is the gross investment minus the depreciation on the existing capital. The gross investment is the total amount spent on goods to produce goods and services.

### #18. Amir Khusrau, popularly known as Tota-e-Hind' was born in-

Born: 1253, Patiyali, Kasganj District ,Uttar Pradesh.

Died: October 1325, Delhi

Full name: Ab’ul Hasan Yamīn ud-Dīn K͟husrau

### #20. JIMEX is joint Naval Exerzise of-

India and Japan conducted the 5th edition of the Japan-India Maritime Exercise (JIMEX) in the Arabian Sea from October 6 to 8.

### #22. Which is not a correct match?

Peaty soils are found in a few districts of Kerala.

### #24. First time BRICS Film Technology Symposium is organized Which is a host country?

India was organising the first-ever BRICS film technology symposium as a part of the special events planned in the run-up to the BRICS summit to be held in India.

### #26. In which country the Kimberley diamond mining center is located?

The Kimberley Mine or Tim Kuilmine  is an open-pit and underground mine in Kimberley, South Africa, and claimed to be the deepest hole excavated by hand, although this claim is disputed. Panna in Madhya Pradesh is the hub of diamond mining in India.

### #28. When did life originate on Earth?

Life began at least 3.5 billion years ago, because that is the age of the oldest rocks with fossil evidence of life on earth.

### #30. The weight of shot put for women is -

The shot put is a track and field event involving “putting” (pushing rather than throwing) a heavy spherical ball—the shot—as far as possible. The shot, a metal ball (7.26kg/16lb for men, 4kg/8.8lb for women), is put – not thrown – with one hand.

### #32. Which of the following is the busiess canal in the world?

Germany’s Kiel Canal is the world’s busiest artificial waterway, accommodating more ships than the Suez and Panama Canals combined. It connects the North sea and the Baltic sea.

### #33. Where was the "World Summit of Sustainable Development" held in 2002?

The World Summit on Sustainable Development 2002, took place in South Africa, from 26 August to 4 September 2002. It was convened 10 years after the first Earth Summit in Rio de Janeiro. (It was therefore also informally nicknamed “Rio 10”.)

### #36. The title of the short story in Rajasthan language, which was awarded with sahitya Academy Award is-

It was written by Ramswaroop kisan in 2018.

### #41. The toxic substance that is present in green potatoes is-

The green potatoes contain high levels of a toxin, solanine, which can cause nausea, headaches and neurological problems. Potatoes naturally produce small amounts of solanine as a defence against insects, but the levels increase with prolonged exposure to light and warm temperatures.

### #42. Who among the following sultans was known as "Lakh Baksh"?

Qutub-ud-din Aibak is also known as ‘Lakh Baksh’ and gave a lot of liberal donations. It is widely believed that during his reign most Hindus were treated as equals.

### #43. Who among the fallowing is the founder of Satyashodhak Samaj ?

Satyashodhak Samaj was a social reform society founded by Jyotiba Phule in Pune, Maharashtra, on 24 September 1873. It had a mission of education ,social rights and political.

### #44. Tso Kar wetland is situated in which region of India ?

The Tso Kar or Tsho kar is a fluctuating salt lake known for its size and depth situated in the Rupshu Plateau and valley in the southern part of Ladakh in India. It is also recognised as India’s 42nd Ramsar site.

### #45. Identify the correct chrological sequence of the following.

Indian National Congress : 1885

Simon commission: 1927

2nd round table conference : 1931

Quit India : 1942

### #46. Which amendment in the Indian Constitution limits the number of Ministers in the Council of Ministers?

The total number of Ministers, including the Prime Minister, in the Council of Ministers shall not exceed fifteen per cent. The total ministers shall be 81.

### #50. _______acts as a filter of the blood by trapping blood-borne micro-organistars.

The spleen is a large bean-shaped organ. It mainly consists of lymphocytes, phagocytes and is also a reservoir of erythrocytes. The spleen acts as a filter of blood as it traps blood-borne microorganisms

### #51. World's fastest sprinter Usain Bolt belongs to which country ?

Usain St. Leo Bolt is a retired Jamaican sprinter. He is the world record holder in the 100 metres, 200 metres, and 4 × 100 metres relay.

### #52. According to Bohr's theory , relation between radius of an atom (r) and principal quantum number (n) is given by-

According to Bohr’s principle, radius of orbit (r) =  where n = principal quantum number r is directly proportional to n2.

### #53. Which of the following is a characteristic of primary group ?

Following are the main characteristics of primary groups:

• Mutual identification and shared feeling.
• Emotionally attached to one another.
• Face-to-face and un-specialised characteristic of association.
• Intimacy and fusion.

### #55. Mycotoxins are produced by -

Mycotoxins are naturally occurring toxins produced by fungi and can be found in food. The moulds grow on a variety of different crops and foodstuffs including cereals, nuts, spices, dried fruits, apples and coffee beans, often under warm and humid conditions.

### #57. Which one of the following is an Acoustic unit ?

The decibel is a relative unit of measurement equal to one tenth of a bel (B). It expresses the ratio of two values of a power or root-power quantity on a logarithmic scale. Two signals whose levels differ by one decibel have a power ratio of 101/10 or root-power ratio of 10120.

### #59. Match List-I with List-II and select the correct answer from the codes given below :

B

All are local names of tropical cyclones.

### #63. Disease that affects many people at different countries is termed as -

An epidemic is used to describe any problem that’s out of control.An epidemic is often localized to a region, but the number of those infected in that region is significantly higher than normal. For example, when COVID-19 was limited to Wuhan, China, it was an epidemic. The geographical spread turned it into a pandemic. An endemic can lead to an outbreak, and an outbreak can happen anywhere. Example is Last summer’s dengue fever outbreak.Sporadic is occurring at irregular intervals or only in a few place.

### #65. Which of the following rays contain positively charged particles ?

It was discovered and named (1899) by Ernest Rutherford, alpha particles were used by him in experiments to probe the structure of atoms in thin metallic foil. It is identical to the nucleus of the helium-4 atom, spontaneously emitted by some radioactive substances, consisting of two protons and two neutrons bound together, thus having a mass of four units and a positive charge of two.

### #67. Name of the magazine published by Mahatma Gandhi during his stay in South Africa was-

The newspaper was published in GujaratiHindiTamil and English. Mansukhlal Nazar, the secretary of the Natal Congress served as its editor and a key organiser. The first issue was out on June 4, 1903.

### #70. " Hayabusa 2 mission is the mission of which space agency ?

Hayabusa2 is an asteroid sample-return mission operated by the Japanese state space agency JAXA. It is a successor to the Hayabusa mission, which returned asteroid samples for the first time in June 2010. It was launched on 3 December 2014 and reached at asteroid 162173 Ryugu on 27 June 2018. It surveyed the asteroid for a year and a half and took samples. It left the asteroid in November 2019 and returned the samples to Earth on 5 December 2020.

### #72. Twinkling of stars is due to -

The twinkling of a star is due to atmospheric refraction of starlight. The starlight, on entering the earth’s atmosphere, undergoes refraction continuously before it reaches the earth. The atmospheric refraction occurs in a medium of gradually changing refractive index.

### #74. Which of the following Articles of the Indian Constitution deal with Citizenship ?

Article 5: Citizenship at the commencement of the Constitution

This article talks about citizenship for people at the commencement of the Constitution, i.e. 26th January 1950. Under this, citizenship is conferred upon those persons who have their domicile in Indian territory and –

1. Who was born in Indian territory; or
2. Whose either parent was born in Indian territory; or
3. Who has ordinarily been a resident of India for not less than 5 years immediately preceding the commencement of the Constitution.

Article 6: Citizenship of certain persons who have migrated from Pakistan

Any person who has migrated from Pakistan shall be a citizen of India at the time of the commencement of the Constitution if –

1. He or either of his parents or any of his grandparents was born in India as given in the Government of India Act of 1935; and
2. (a) in case such a person has migrated before July 19th, 1948 and has been ordinarily resident in India since his migration, or

(b) in case such as a person has migrated after July 19th, 1948 and he has been registered as a citizen of India by an officer appointed in that behalf by the government of the Dominion of India on an application made by him thereof to such an officer before the commencement of the Constitution, provided that no person shall be so registered unless he has been resident in India for at least 6 months immediately preceding the date of his application.

Article 7: Citizenship of certain migrants to Pakistan

This article deals with the rights of people who had migrated to Pakistan after March 1, 1947, but subsequently returned to India.

Article 8: Citizenship of certain persons of Indian origin residing outside India

This article deals with the rights of people of Indian origin residing outside India for purposes of employment, marriage, and education.

Article 9

People voluntarily acquiring citizenship of a foreign country will not be citizens of India.

Article 10

Any person who is considered a citizen of India under any of the provisions of this Part shall continue to be citizens and will also be subject to any law made by the Parliament.

Article 11: Parliament to regulate the right of citizenship by law

The Parliament has the right to make any provision concerning the acquisition and termination of citizenship and any other matter relating to citizenship.

### #75. Rajiv Gandhi Khel Raton Puraskar ki Rashi Hai ?

It comprises a medallion, a certificate, and a cash prize of Rs 25 lakh.

### #78. Parliament's quorum is fixed :-

The quorum to constitute a sitting of the House is one-tenth of the total number of Members of the House under article 100(3) of the Constitution.