“Top 20 Most Repeated Board Exam MCQs | Class 10 & 12 | GK & Current Affairs 2025”

 “Top 20 Most Repeated Board Exam MCQs | Class 10 & 12 | GK & Current Affairs 2025”

Preparing for board exams can feel overwhelming, but smart preparation makes all the difference. One of the best strategies is to focus on most repeated MCQs in board exams, especially for Class 10 and Class 12 students. These questions often appear in subjects like General Knowledge, Current Affairs, Science, History, and Polity, making them crucial for scoring high marks. In this article, MCQJourney.com brings you a curated list of 20 important MCQs with answers and explanations, designed to help students revise quickly and effectively. Whether you’re preparing for CBSE, ICSE, State Boards, or competitive exams like SSC, Banking, UPSC prelims, these MCQs will strengthen your exam readiness. Each question is keyword-optimized for education, exams, and GK, ensuring maximum visibility and usefulness. Bookmark this page and practice daily to boost your confidence. Stay ahead in your preparation with MCQJourney’s trending exam resources and make success in board exams a reality.

✅ 20 Most Repeated MCQs with Answers

1. Who is known as the Father of the Indian Constitution?

   • (A) Mahatma Gandhi

   • (B) B.R. Ambedkar ✅

   • (C) Jawaharlal Nehru

   • (D) Rajendra Prasad 

   • Explanation: Dr. B.R. Ambedkar was the Chairman of the Drafting Committee.

2. Which planet is known as the Red Planet?

   • (A) Venus

   • (B) Mars ✅

   • (C) Jupiter

   • (D) Saturn 

   • Explanation: Mars appears red due to iron oxide on its surface.

3. Who wrote the book ‘Discovery of India’?

   • (A) Rabindranath Tagore

   • (B) Jawaharlal Nehru ✅

   • (C) Mahatma Gandhi

   • (D) Subhash Chandra Bose 

   • Explanation: Written by Nehru during imprisonment in 1942.

4. Which is the largest organ in the human body?

   • (A) Heart

   • (B) Liver

   • (C) Skin ✅

   • (D) Brain 

   • Explanation: Skin is the largest organ by surface area.

5. Who was the first President of India?

   • (A) Rajendra Prasad ✅

   • (B) S. Radhakrishnan

   • (C) Zakir Hussain

   • (D) Neelam Sanjiva Reddy 

   • Explanation: Dr. Rajendra Prasad served from 1950–1962.

6. Which gas is essential for photosynthesis?

   • (A) Oxygen

   • (B) Carbon Dioxide ✅

   • (C) Nitrogen

   • (D) Hydrogen 

   • Explanation: Plants use CO₂ to produce glucose.

7. Who invented the telephone?

   • (A) Alexander Graham Bell ✅

   • (B) Thomas Edison

   • (C) Nikola Tesla

   • (D) Marconi 

   • Explanation: Bell patented the telephone in 1876.

8. Which is the smallest continent?

   • (A) Europe

   • (B) Australia ✅

   • (C) Antarctica

   • (D) South America 

   • Explanation: Australia is the smallest by land area.

9. Which Mughal emperor built the Taj Mahal?

   • (A) Akbar

   • (B) Shah Jahan ✅

   • (C) Aurangzeb

   • (D) Babur

   • Explanation: Built in memory of Mumtaz Mahal.

10. Which is the national animal of India?

    • (A) Lion

    • (B) Tiger ✅

    • (C) Elephant

    • (D) Peacock 

    • Explanation: Bengal Tiger was declared national animal in 1973.

11. Which river is called the ‘Sorrow of Bihar’?

    • (A) Ganga

    • (B) Kosi ✅

    • (C) Yamuna

    • (D) Brahmaputra 

    • Explanation: Kosi causes frequent floods in Bihar.

12. Who discovered the law of gravity?

    • (A) Einstein

    • (B) Newton ✅

    • (C) Galileo

    • (D) Kepler 

    • Explanation: Newton formulated the law in 1687.

13. Which is the currency of Japan?

    • (A) Yuan

    • (B) Yen ✅

    • (C) Won

    • (D) Dollar

    • Explanation: Yen is Japan’s official currency.

14. Which vitamin is produced in the skin by sunlight?

    • (A) Vitamin A

    • (B) Vitamin D ✅

    • (C) Vitamin C

    • (D) Vitamin B12

    • Explanation: UV rays help synthesize Vitamin D.

15. Who was the first woman Prime Minister of India?

    • (A) Sarojini Naidu

    • (B) Indira Gandhi ✅

    • (C) Sonia Gandhi

    • (D) Pratibha Patil

    • Explanation: Indira Gandhi served from 1966–1977.

16. Which is the fastest land animal?

    • (A) Horse

    • (B) Cheetah ✅

    • (C) Tiger

    • (D) Leopard 

    • Explanation: Cheetah can run up to 120 km/h.

17. Which is the longest river in the world?

    • (A) Amazon

    • (B) Nile ✅

    • (C) Ganga

    • (D) Mississippi

    • Explanation: Nile is about 6,650 km long.

18. Who is known as the Missile Man of India?

    • (A) Vikram Sarabhai

    • (B) A.P.J. Abdul Kalam ✅

    • (C) Homi Bhabha

    • (D) Satish Dhawan 

    • Explanation: Kalam contributed to India’s missile program.

19. Which is the national flower of India?

    • (A) Rose

    • (B) Lotus ✅

    • (C) Sunflower

    • (D) Jasmine 

    • Explanation: Lotus symbolizes purity and knowledge.

20. Which is the largest democracy in the world?

• (A) USA

• (B) India ✅

• (C) UK

• (D) Canada

• Explanation: India has the largest electorate globally.

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