Kerala PSC Science & Technology Model Questions & Answers 2026 – 50 MCQs, Free PDF

Science & Technology is one of the most important and high-scoring sections in Kerala PSC exams conducted for 10th Pass, 12th Pass, and Degree Level candidates. From basic concepts in Physics, Chemistry, and Biology to computer fundamentals, space missions, and the latest scientific developments, this section requires a strong understanding of both static topics and current affairs. Featuring exam-oriented Science & Technology model questions, well-explained answers, and organized topic-wise content, this guide helps you prepare more effectively for Kerala PSC exams.

Kerala PSC Science & Technology Questions PDF Download – 50 Model MCQs Here!

Download the Kerala PSC Science & Technology Questions PDF to practice important MCQs with answers based on the latest Kerala PSC syllabus. Use it for quick revision, improve your accuracy, and strengthen your exam preparation.

Why Science & Technology Matters in Kerala PSC Exams

Science & Technology carries 8 to 12 questions in the General Knowledge/General Science section of most Kerala PSC exams. This section blends NCERT-level static science with current scientific and technological developments, making it one of the most consistently scoring areas.

Candidates preparing for the following exams will find this section especially relevant:

Kerala PSC Science & Technology Questions & Answers 2026 – Model MCQs

Section 1: Physics Fundamentals

1. The SI unit of electric current is named after which scientist?
André-Marie Ampère (the unit is the Ampere).

2. Which law states that the pressure of a given mass of gas is inversely proportional to its volume at constant temperature?
Boyle’s Law.

3. What is the phenomenon responsible for the blue color of the sky?
Rayleigh scattering of sunlight by atmospheric molecules.

4. Which instrument is used to measure atmospheric pressure?
Barometer.

5. The escape velocity of Earth is approximately what value?
11.2 km/second.

6. Optical fibers work on which principle of physics?
Total internal reflection.

Section 2: Chemistry Essentials

7. What is the chemical name for common salt?
Sodium chloride (NaCl).

8. Which gas is commonly known as laughing gas?
Nitrous oxide (N₂O).

9. The pH value of pure water at room temperature is?
7 (neutral).

10. Which element has the chemical symbol ‘Au’?
Gold (from Latin aurum).

11. What is the process called when a solid changes directly into a gas without passing through the liquid state?
Sublimation.

Section 3: Biology and Human Physiology

12. Which part of the human brain controls balance and coordination?
The cerebellum.

13. Insulin is secreted by which gland/organ in the human body?
The pancreas (specifically the islets of Langerhans).

14. Which blood group is known as the universal donor?
O negative.

15. What is the powerhouse of the cell called?
Mitochondria.

16. Vitamin C deficiency causes which disease?
Scurvy.

Section 4: Space Science and ISRO Missions

17. Which was India’s first satellite, launched in 1975?
Aryabhata.

18. Chandrayaan-3 successfully landed near which region of the Moon in 2023?
The lunar south pole region.

19. What is the name of India’s indigenous satellite navigation system?
NavIC (Navigation with Indian Constellation).

20. Which Indian space mission was the country’s first interplanetary mission, launched in 2013?
Mars Orbiter Mission (Mangalyaan).

21. From which spaceport does ISRO launch most of its satellites?
Satish Dhawan Space Centre, Sriharikota, Andhra Pradesh.

Section 5: Computer Science and Information Technology

22. What does the acronym ‘CPU’ stand for?
Central Processing Unit.

23. Which company developed the Android operating system, later acquired by Google?
Android Inc.

24. What is the full form of ‘HTTP’ used in web addressing?
HyperText Transfer Protocol.

25. Which generation of computers introduced the use of microprocessors?
The fourth generation of computers.

26. What does ‘RAM’ stand for in computer memory?
Random Access Memory.

Section 6: Recent Developments and Current Science Affairs

27. Which Indian scientific organization developed the COVID-19 vaccine Covaxin?
Bharat Biotech, in collaboration with the Indian Council of Medical Research (ICMR).

28. What is the name given to India’s indigenous 5G technology stack developed for telecom networks?
The 5G test bed and indigenous stack developed under initiatives led by IIT Madras and other institutions, supporting India’s broader Atmanirbhar telecom push.

29. Which gas is primarily responsible for the greenhouse effect and is a major focus of global climate technology efforts?
Carbon dioxide (CO₂).

Preparation Strategy for Science & Technology in Kerala PSC Exams

• Create a timeline of major Indian space missions such as Aryabhata, Chandrayaan, Mangalyaan, Aditya-L1, and Gaganyaan, as questions on ISRO achievements are commonly asked in Kerala PSC exams.
• Memorize important SI units, scientific symbols, and the scientists associated with them, since these are frequent topics in objective-type questions.
• Strengthen your fundamentals by revising NCERT Science textbooks (Classes 8–10), which cover many of the concepts tested in PSC examinations.
• Follow the latest developments in science and technology, including significant space missions, medical breakthroughs, and emerging technologies, to stay prepared for current affairs-based questions.
• Solve a wide range of previous year Kerala PSC Science & Technology questions to understand the exam pattern, improve speed, and identify commonly repeated concepts.

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