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Biology is one of the most fact-rich and scoring sections under General Science in Kerala PSC exams. From human anatomy and diseases to plant classification and genetics, Kerala PSC Biology Model Questions appear consistently across LD Clerk, Secretariat Assistant, Degree Level Prelims, VEO, and Police Constable exams. With focused topic-wise revision, biology can become one of the most reliable scoring sections in your PSC preparation. This blog covers key topics, model questions with answers, and high-intent preparation strategies for 2026.
Kerala PSC Biology Syllabus 2026 – Key Topics Covered
- Cell Biology – Cell structure, organelles, cell division
- Human Body Systems – Digestive, Circulatory, Respiratory, Nervous, Skeletal systems
- Diseases and Immunity – Communicable and non-communicable diseases, vaccines
- Genetics and Heredity – Chromosomes, DNA, inheritance patterns
- Plant Kingdom – Classification, photosynthesis, plant hormones
- Animal Kingdom – Classification, animal adaptations
- Nutrition – Vitamins, minerals, deficiency diseases
- Reproduction – Human and plant reproduction basics
- Biotechnology – Applications in agriculture, medicine, and industry
Kerala PSC Biology Questions 2026 – Download 50 Model MCQs PDF
1: Which Year First Assembly Election was held in Kerala?
Strengthen your Kerala PSC preparation with this Biology Model Questions PDF, featuring 50 important MCQs with answers based on the latest syllabus. The PDF covers key topics such as human body systems, cell biology, genetics, diseases and immunity, plant biology, nutrition, and ecology. Download PDF
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Join Now!Why Biology Questions Matter in Kerala PSC Exams
Biology questions in Kerala PSC exams are largely based on school-level concepts related to the human body, plants, diseases, and everyday biological phenomena. Since these facts remain constant over time, this section is highly predictable and easy to master through consistent revision — making it a high-return area for serious aspirants.
| Exam Category | Approx. Biology Questions | Difficulty Level |
|---|---|---|
| LD Clerk / LGS | 3–5 | Easy to Moderate |
| Secretariat Assistant | 4–6 | Moderate |
| Degree Level Prelims | 5–8 | Moderate to Difficult |
| VEO / Village Extension Officer | 4–6 | Easy to Moderate |
| Police Constable | 3–5 | Easy |
Kerala PSC Biology Questions & Answers 2026 – Model MCQs & Answers
1. Cell Biology
Q1. The basic structural and functional unit of life is:
(a) Tissue
(b) Cell
(c) Organ
(d) Organelle
Answer: (b)
Q2. Which cell organelle is responsible for protein synthesis?
(a) Ribosome
(b) Lysosome
(c) Golgi apparatus
(d) Vacuole
Answer: (a)
2. Human Body Systems
Q3. The largest organ in the human body is:
(a) Liver
(b) Heart
(c) Skin
(d) Lungs
Answer: (c)
Q4. Which part of the human brain controls balance and coordination?
(a) Cerebrum
(b) Cerebellum
(c) Medulla oblongata
(d) Hypothalamus
Answer: (b)
Q5. The normal number of chromosomes in a human cell is:
(a) 44
(b) 46
(c) 48
(d) 23
Answer: (b)
3. Diseases and Immunity
Q6. Which of the following is a viral disease?
(a) Tuberculosis
(b) Cholera
(c) Chickenpox
(d) Typhoid
Answer: (c)
Q7. BCG vaccine is given to protect against:
(a) Polio
(b) Tuberculosis
(c) Measles
(d) Tetanus
Answer: (b)
4. Genetics and Heredity
Q8. The father of Genetics is:
(a) Charles Darwin
(b) Gregor Mendel
(c) Louis Pasteur
(d) James Watson
Answer: (b)
Q9. DNA stands for:
(a) Deoxyribonucleic Acid
(b) Dinitrogen Acid
(c) Deoxyribose Nuclear Acid
(d) Diribonucleic Acid
Answer: (a)
5. Plant Kingdom
Q10. The green pigment present in plants that helps in photosynthesis is:
(a) Carotene
(b) Chlorophyll
(c) Xanthophyll
(d) Anthocyanin
Answer: (b)
Q11. Photosynthesis mainly takes place in which part of the plant?
(a) Root
(b) Stem
(c) Leaf
(d) Flower
Answer: (c)
6. Nutrition
Q12. Deficiency of Vitamin D causes:
(a) Scurvy
(b) Rickets
(c) Night blindness
(d) Beriberi
Answer: (b)
Q13. Which mineral is essential for the formation of hemoglobin?
(a) Calcium
(b) Iron
(c) Sodium
(d) Zinc
Answer: (b)
Preparation Tips for Kerala PSC Biology Section
- Focus on human body systems thoroughly – Questions on organs, functions, and disorders are asked repeatedly across exam categories.
- Create disease-vaccine-cause tables – Linking diseases with their causative agents and vaccines makes recall faster during exams.
- Revise vitamin-deficiency pairs – A simple chart of vitamins, their sources, and deficiency diseases covers several recurring questions.
- Practice previous year PSC biology questions – PSC often repeats questions on cell biology, genetics, and nutrition in similar formats.
- Use mnemonics for classification topics – Plant and animal kingdom classifications are easier to retain with memory techniques.
Kerala PSC Biology Questions test fact-based knowledge that becomes highly manageable with structured, topic-wise revision. By focusing on high-yield areas like human body systems, diseases, genetics, and plant biology, aspirants can convert this section into one of their strongest scoring areas in the Kerala PSC exam.
Take your Kerala PSC Biology preparation to the next level with the Entri App. Explore topic-wise Biology practice questions, comprehensive study materials, detailed answer explanations, and full-length mock tests designed according to the latest Kerala PSC exam pattern. Download the Entri App today and prepare smarter for Kerala PSC exams in 2026 with focused, exam-oriented practice.
