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Class 12 Political Science Chapter 5: Security in the Contemporary World Solutions

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Stepwise Answers & Important Questions for Security in the Contemporary World

Looking for NCERT Solutions for Class 12 Political Science Chapter 5 Security In The Contemporary World? You’re in the right place! Here, you’ll find clear explanations and expert guidance tailored for the 2025–26 syllabus and latest CBSE exam pattern.


Our stepwise solutions break down every question—from exercise-wise answers to key definitions and important points—helping you score better with confidence. Download the free PDF for smooth revision and organize your prep easily.


From Political Science Class 12 Chapter 5 NCERT question answer tips to marking-scheme insights, we’ve got every need covered for your board exams. Let’s make “Security in the Contemporary World” simple and scoring!


Stepwise Answers & Important Questions for Security in the Contemporary World

NCERT Solutions Class 12 Political Science Chapter 5 Security In The Contemporary World (2025-26): Exercise Solutions

1. Match the terms with their meaning:


Questions Answer
i. Confidence Building Measures (CBMs) b. A process of exchanging information on defence matters between nations on a regular basis
ii. Arms Control d. Regulates the acquisition or development of weapons
iii. Alliance c. A coalition of nations meant to deter or defend against military attacks
iv. Disarmament a. Giving up certain types of weapons

2. Which among the following would you consider as a traditional security concern / non-traditional security concern / not a threat?


  • The spread of chikungunya / dengue fever: Non-traditional security concern
  • Inflow of workers from a neighbouring nation: Not a threat (unless it affects security directly)
  • Emergence of a group demanding nationhood for their region: Traditional security concern
  • Emergence of a group demanding autonomy for their region: Traditional security concern
  • A newspaper that is critical of the armed forces in the country: Not a threat

3. What is the difference between traditional and non-traditional security? Which category would the creation and sustenance of alliances belong to?


Answer: Traditional security focuses on military threats and protection of national sovereignty, usually from external aggression, while non-traditional security includes dangers like terrorism, disease, poverty, and environmental threats. Creation and sustenance of alliances belong to traditional security as a means of military cooperation and deterrence.


4. What are the differences in the threats that people in the Third World face and those living in the First World face?


Answer: People in the Third World often face challenges such as poverty, internal conflicts, civil wars, famine, and migration, while those in the First World focus more on military threats or terrorism from outside their borders. Third World threats are more related to basic human needs and societal stability.


5. Is terrorism a traditional or non-traditional threat to security?


Answer: Terrorism is considered a non-traditional threat to security because it targets civilians, disrupts societal life, and does not fit into traditional interstate conflicts or military aggression.


6. What are the choices available to a state when its security is threatened, according to the traditional security perspective?


Answer: According to the traditional security perspective, a state can choose to surrender, prevent the other side from attacking by forming alliances, or utilize military force to defend itself and deter threats. It may also enter into arms control agreements or confidence-building measures.


7. What is ‘Balance of Power’? How could a state achieve this?


Answer: ‘Balance of Power’ is a concept in which countries ensure that no single nation becomes too powerful to threaten others. A state can achieve this by building up its military and economic strength or by entering into alliances and coalitions with other countries.


8. What are the objectives of military alliances? Give an example of a functioning military alliance with its specific objectives.


Answer: The primary objectives of military alliances are to deter or defend against military attacks and ensure collective security. An example is NATO (North Atlantic Treaty Organization), which was formed to provide collective defense to its member states against external aggression.


9. Rapid environmental degradation is causing a serious threat to security. Do you agree with the statement? Substantiate your arguments.


Answer: Yes, environmental degradation leads to new security threats, such as resource scarcity, displacement of people, health epidemics, and increased poverty. These factors can cause instability, conflicts, and threaten the survival of communities, making environmental protection a key aspect of modern security.


10. Nuclear weapons as deterrence or defence have limited usage against contemporary security threats to states. Explain the statement.


Answer: Nuclear weapons are mainly a deterrent against other nuclear or large-scale military attacks, but they are ineffective against non-traditional threats like terrorism, internal conflicts, poverty, or environmental problems. Contemporary security requires addressing both military and non-military concerns.


11. Looking at the Indian scenario, what type of security has been given priority in India, traditional or non-traditional? What examples could you cite to substantiate the argument?


Answer: India has given greater priority to traditional security through strengthening military capabilities, given its history of conflicts with neighbouring countries. Defence spending and military modernization are clear examples. However, non-traditional security issues like development, poverty reduction, and health are also increasingly prioritized.


12. Read the cartoon below and write a short note in favour or against the connection between war and terrorism depicted in this cartoon.


Answer: (Students’ answers may vary.) The cartoon suggests that wars can create conditions for terrorism by causing destruction, homelessness, anger, and resentment, fueling grievances that may lead to radicalization. Therefore, a cycle of violence can be perpetuated by both war and terrorism.


Understanding Security in the Contemporary World – Key Concepts

Mastering Security in the Contemporary World for Class 12 Political Science helps students analyze global and national security challenges from both traditional and non-traditional perspectives. Focusing on core topics in the NCERT solutions aids clear concept-building for exams.


Chapters like these highlight the significance of military, economic, and human security in India's context. Practicing chapter-wise exercises boosts your understanding and ensures you're confident in answering analytic questions in the 2025-26 exams.


Keep revising core areas like traditional and non-traditional threats, India's security strategies, and relevant examples. Consistent practice of textbook-based questions will strengthen your preparation and maximize your exam performance.


FAQs on Class 12 Political Science Chapter 5: Security in the Contemporary World Solutions

1. What is Security in the Contemporary World in Class 12 Political Science?

The chapter Security in the Contemporary World in Class 12 Political Science explores how nations and global organisations address security threats in today's era. Key aspects include:

  • Definition of security: both traditional (military, border threats) and non-traditional (human security, environmental concerns)
  • Emerging challenges: terrorism, nuclear threat, cyber security, climate change
  • Approaches and measures: disarmament, confidence-building, cooperation, and role of international organisations like the United Nations
  • Understanding of national, regional, and global security dynamics

2. How can I write stepwise NCERT answers to score full marks in Security in the Contemporary World?

To score full marks, structure your answers according to CBSE guidelines. Follow these steps:

  • Begin with a clear definition or introduction of the key concept/question
  • Address each part of the question in sequence, using headings or bullet points where applicable
  • Integrate key terms (e.g., traditional security, collective security, environmental threats)
  • Support answers with relevant examples or case studies
  • Conclude with a summary or implication statement
  • Underline keywords and maintain neatness for better presentation

3. What are the most important topics from Chapter 5 Security in the Contemporary World for CBSE exams?

Key topics frequently asked in CBSE exams from Security in the Contemporary World include:

  • Types of Security: Traditional vs. non-traditional security
  • Concepts of collective security and disarmament
  • Major threats to security: terrorism, environmental challenges, weapons of mass destruction
  • Role of international organisations like the UN and WTO
  • Case studies on conflict and cooperation among nations

4. Do I need to include diagrams or maps in every answer for Class 12 Political Science Chapter 5?

Diagrams or maps are not mandatory in every answer, but they can help you earn extra marks:

  • Use simple maps or flowcharts when explaining data or processes
  • Label diagrams clearly and follow exam conventions
  • Include them especially for questions on global threats, alliances, or international institutions

5. Where can I download the NCERT Solutions PDF for Class 12 Political Science Chapter 5 Security in the Contemporary World?

You can download free, exam-aligned NCERT Solutions PDF for Chapter 5 Security in the Contemporary World from trusted educational websites. The PDFs offer:

  • Stepwise exercise-wise solutions
  • Revision-friendly formats and key concepts
  • Expert-reviewed and CBSE syllabus-based answers

6. Are NCERT Solutions enough for Class 12 Political Science exams?

NCERT Solutions form the foundation for CBSE board exam preparation. For maximum marks:

  • Revise NCERT textbook and complete all exercise/back question answers
  • Practice previous year papers and sample questions
  • Refer to exemplar questions or extra reading for deeper understanding

7. How should I structure long answers for full marks in Security in the Contemporary World?

To write high-scoring long answers in Chapter 5:

  • Start with a clear introduction and definition
  • Use subheadings or bullet points for main points
  • Include examples, data, or case studies as support
  • Underline important terms (CBSE keyword marking)
  • Conclude with a relevant summary or implication

8. What are traditional and non-traditional notions of security?

In Political Science, security is divided into:

  • Traditional security: Focuses on threats from military attacks, border disputes, and use of armed force. Examples: wars, arms race.
  • Non-traditional security: Involves threats beyond military, such as terrorism, cyber attacks, environmental issues, and pandemics. Examples: climate change, human security, cyber crime.

9. How can I quickly revise Chapter 5 Security in the Contemporary World before exams?

For fast revision of Class 12 Political Science Chapter 5:

  • Read chapter summaries and key definitions
  • Practice solved NCERT Solutions and main exercise questions
  • Review flash notes and key points for topics like traditional vs non-traditional security, disarmament, threats to peace
  • Attempt sample papers for time management

10. What are common mistakes to avoid in Security in the Contemporary World answers?

Avoiding common mistakes can help you score higher:

  • Do not write generic or unrelated points; stay focused on the question asked
  • Define all key terms and use examples where required
  • Avoid skipping steps or leaving answers incomplete
  • Do not neglect diagrams, maps, or flowcharts when asked
  • Always review CBSE marking scheme and follow answer formats