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SSC 2020 Previous Year GK Questions with Answers

GK questions asked in SSC 2020, with answers and explanations.

Previous Year Questions

Q2.GeographyAsked in: SSC CHSL · 13 Oct 2020, Shift 1Easy

Garo-Khasi range is located in which Indian state?

  1. A.Mizoram
  2. B.Meghalaya
  3. C.Sikkim
  4. D.Odisha
Show answer
Correct answer: B. Meghalaya

The Garo, Khasi and Jaintia hills lie in Meghalaya and together form the Meghalaya plateau. This plateau is a detached block of the peninsular plateau, separated from the main Chota Nagpur plateau by the Malda gap.

Q4.Environment & EcologyAsked in: SSC CHSL · 17 March 2020, Shift 3Medium

In which state is the Bankapura Peacock Sanctuary situated?

  1. A.Rajasthan
  2. B.Maharashtra
  3. C.Madhya Pradesh
  4. D.Karnataka
Show answer
Correct answer: D. Karnataka

The Bankapura Peacock Sanctuary lies within the ruins of Bankapura fort in Haveri district of Karnataka and is one of the very few protected areas in India notified specifically for the Indian peafowl, the national bird.

Q6.General ScienceAsked in: SSC CPO · 24 November 2020, Shift 2Medium

The discovery and understanding of electromagnetic induction is based on a long series of experiments carried out by ______.

  1. A.Rutherford
  2. B.Einstein
  3. C.Faraday and Henry
  4. D.Planck and Fermi
Show answer
Correct answer: C. Faraday and Henry

Working independently in the 1830s, Michael Faraday in England and Joseph Henry in the United States showed that a changing magnetic flux through a circuit sets up an electromotive force in it, and that the effect depends on the rate of change of flux rather than on the flux itself.

Q7.Indian HistoryAsked in: SSC CPO · 23 November 2020, Shift 1Hard

Who among the following was one of the speakers after Jawaharlal Nehru to address the Parliament on the midnight of 15 August 1947?

  1. A.C Rajagopalachari
  2. B.Rajendra Prasad
  3. C.Sarvepalli Radhakrishnan
  4. D.Sardar Vallabhbhai Patel
Show answer
Correct answer: C. Sarvepalli Radhakrishnan

At the midnight sitting of the Constituent Assembly on 14 and 15 August 1947, Nehru moved the pledge resolution with his Tryst with Destiny speech, and Dr S. Radhakrishnan, then a member of the Assembly and later the first Vice-President and the second President of India, spoke after him.

Q8.Indian HistoryAsked in: SSC CPO · 25 November 2020, Shift 2Medium

Which of the following statements is NOT true about C Rajagopalachari ?

  1. A.He was the first Indian to become the Governor General of India
  2. B.He was the founder of the Swatantra Party
  3. C.He was a senior leader of the Congress
  4. D.He was the first recipient of the Padma Shree Award
Show answer
Correct answer: D. He was the first recipient of the Padma Shree Award

C. Rajagopalachari was one of the first three recipients of the Bharat Ratna in 1954, along with C. V. Raman and S. Radhakrishnan, not of the Padma Shri, so this statement is not true.

Q9.Indian HistoryAsked in: SSC CPO · 25 November 2020, Shift 2Medium

In order to overturn the British rule through arms, the Kakori train incident was planned by the members of the ______ in 1925.

  1. A.Gadar Party
  2. B.Hindustan Republican Association
  3. C.Indian National Army
  4. D.Indian National Congress
Show answer
Correct answer: B. Hindustan Republican Association

On 9 August 1925 members of the Hindustan Republican Association stopped the 8 Down train near Kakori in Uttar Pradesh and took the government treasury bags, hoping to fund an armed struggle and buy weapons.

Q10.Indian HistoryAsked in: SSC CPO · 24 November 2020, Shift 1Easy

The princely state of Hyderabad was brought under the Indian Union in the year ______.

  1. A.1948
  2. B.1950
  3. C.1952
  4. D.1963
Show answer
Correct answer: A. 1948

The Nizam of Hyderabad, Mir Osman Ali Khan, refused to sign the Instrument of Accession and signed only a standstill agreement in 1947, so in September 1948 the Indian government sent in the army in a police action code-named Operation Polo and the state joined the Indian Union.

Q12.General ScienceAsked in: SSC CPO · 24 November 2020, Shift 2Easy

Name the high-frequency radiation produced in nuclear reactions and also emitted by radioactive nuclei that are used in medicine to destroy cancer cells.

  1. A.Gamma rays
  2. B.Ultraviolet waves
  3. C.Light waves
  4. D.X-rays
Show answer
Correct answer: A. Gamma rays

Gamma rays are electromagnetic waves of the highest frequency and shortest wavelength, given out by the nucleus of a radioactive atom and in nuclear reactions, and their energy lets them kill cancer cells in radiotherapy.

Q15.GeographyAsked in: SSC CHSL · 18 March 2020, Shift 1Medium

Which is the largest uranium producing country in the world?

  1. A.USA
  2. B.India
  3. C.Kazakhstan
  4. D.Uzbekistan
Show answer
Correct answer: C. Kazakhstan

Kazakhstan is the world's largest producer of uranium and alone accounts for roughly two-fifths of global output. Its uranium comes mainly from the Chu-Sarysu and Syr Darya basins and is won by in-situ leaching, a method that dissolves the metal underground instead of digging it out.

Q17.GeographyAsked in: SSC CHSL · 12 Oct 2020, Shift 1Medium

In the context of the mesosphere, which of the following statements is NOT correct?

  1. A.It is directly above the stratosphere.
  2. B.It is the third layer of the atmosphere.
  3. C.Meteorites burn up in this layer on entering from the space.
  4. D.Within the mesosphere, temperature increases with increasing height.
Show answer
Correct answer: D. Within the mesosphere, temperature increases with increasing height.

In the mesosphere the temperature falls as one goes up, reaching about minus 100 degrees Celsius at the mesopause near 80 km, which makes it the coldest layer of the atmosphere.