OPSC OAS Test Series 2026 | Prelims & Mains | Odisha Civil Services

06-08-2026 (Static)

10 Questions 10 Minutes 20 Marks +2 Correct -0.66 Wrong
10:00
Question 1

Match List-I with List-II and select the correct answer using the code given below:

List-I (Governor-General/Viceroy)List-II (Major Measure)
A. Lord Cornwallis1. Introduced Subsidiary Alliance
B. Lord Wellesley2. Permanent Settlement
C. Lord William Bentinck3. Abolition of Sati
D. Lord Dalhousie4. Doctrine of Lapse
Question 2

Which one of the following best explains the principal reason behind the failure of the Revolt of 1857 to establish a unified national government?

Question 3

Consider the following statements:

  1. The Ryotwari System recognised individual cultivators as proprietors directly responsible for paying land revenue to the Government.
  2. The Mahalwari System assessed revenue collectively on villages or estates.

Which of the following information supports the above statements?

  1. Thomas Munro introduced the Ryotwari System in the Madras Presidency.
  2. Holt Mackenzie laid the foundation of the Mahalwari Settlement in North-Western India.
  3. Under the Permanent Settlement, zamindars were recognised as hereditary proprietors.

Select the correct answer using the code below.

Question 4

Consider the following statements regarding Raja Rammohan Roy:

  1. He founded the Brahmo Sabha in 1828.
  2. He strongly opposed Sati and campaigned for women's rights.
  3. He supported modern scientific education through the medium of English.

How many of the above statements are correct?

Question 5

Consider the following statements regarding the Aligarh Movement:

Statement I: Sir Syed Ahmad Khan regarded modern scientific education as essential for the socio-economic advancement of Indian Muslims.

Statement II: The movement encouraged the study of Western sciences while remaining rooted in Islamic cultural traditions.

Statement III: The movement actively participated in the formation of the Indian National Congress in 1885.

Which one of the following is correct in respect of the above statements?

Question 6

Which one of the following best explains the ecological significance of a ‘keystone species’?

Question 7

Match List-I with List-II

List-I (Conservation Term)List-II (Example)
A. Wildlife Corridor1. Ex-situ conservation of endangered species
B. Gene Bank2. Movement route connecting fragmented habitats
C. Ramsar Site3. Wetland of International Importance
D. Biosphere Reserve4. Conservation integrating core, buffer and transition zones

Select the correct answer using the code given below.

ABCD
(a)213
(b)123
(c)231
(d)314
Question 8

Consider the following statements regarding biodiversity conservation in India:

  1. Sacred groves represent community-based in-situ conservation of biodiversity.
  2. Biodiversity Heritage Sites are declared under the Biological Diversity Act, 2002.
  3. Every Biodiversity Management Committee prepares a People's Biodiversity Register.
  4. National Parks are declared under the Biological Diversity Act, 2002.

How many of the above statements are correct?

Question 9

Which one of the following best explains the primary objective behind the establishment of Eco-Sensitive Zones (ESZs) around Protected Areas?

Question 10

Consider the following statements regarding invasive alien species:

Statement I: Invasive alien species often reduce native biodiversity by competing for resources, altering habitats or introducing diseases.

Statement II: Every introduced exotic species eventually becomes invasive in its new environment.

Statement III: Biological invasions are recognised as one of the major direct drivers of global biodiversity loss.

Which one of the following is correct in respect of the above statements?

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