If you’re searching for class 10 biology past papers, your search ends here. Karachi Board Hub brings you the complete Biology class 10 past paper 2025 for students appearing under the Board of Secondary Education Karachi (BSEK), available in both English and Urdu mediums completely free, with instant PDF download and no sign-up required.
About the Biology 2025 Past Paper Karachi Board
The biology past paper class 10 for 2025 carries a total of 60 marks and is divided into three sections, with a time limit of 3 hours:
Section A — Multiple Choice Questions (MCQs): 12 Marks
Attempt all 12 questions. Each question carries 1 mark. The 2025 MCQ section covered topics including thermoregulation, reproduction in yeast, respiratory surface properties, kidney membranes, tropic movement, alcoholic fermentation, seed coat layers, antagonist muscles, Islamic science history (Kitab ul Manazir), knee joints, nervous system cells, and food chain producers.
Section B — Short Answer Questions: 24 Marks
Attempt any 8 questions out of 12. Each carries 3 marks. Topics included Islets of Langerhans, lung cancer, genetic engineering tools, homeostasis, hydrophytes, extinct endangered species in Pakistan, angiospermic flower diagrams, sexual vs asexual reproduction, human skin diagrams, definitions (Myopia, Suckers, Consumers), fermenters, and types of skeleton.
Section C — Detailed Answer Questions: 24 Marks
Attempt any 4 questions out of 6. Each carries 6 marks. Topics included the structure of the human brain, human respiratory system, ecosystem and biotic factors, epigeal and hypogeal germination, fertilization types, and water pollution.
Also preparing for other subjects? Check out our Class 10 English Past Paper 2024 and Biology Past Paper 2024
Why Practice Biology Class 10 Past Papers?
Every student searching for biology class 10 past paper resources knows that past papers are the most reliable way to prepare for the actual exam. By going through past papers of biology class 10, you understand the exact paper pattern, identify which topics repeat every year, learn how to manage 3 hours across three sections effectively, and practice diagram-based questions that carry significant marks in the Karachi Board exam.
The 2025 paper clearly shows that diagram questions (human brain, human skin, respiratory system, angiospermic flower) continue to be a major part of the Biology paper — students who practice these regularly score significantly higher than those who don’t.
Both Mediums Available English and Urdu
One of the biggest advantages of downloading from Karachi Board Hub is that we provide biology past papers class 10 in both English and Urdu mediums. Whether you study in an English-medium school or an Urdu-medium school, you’ll find the exact version of the paper that matches your exam.
Is This Past Paper Free to Download?
The 10 class biology past paper 2025 is completely free on Karachi Board Hub. No hidden steps, no ads before downloading, and no account creation needed. Just click and download directly to your device.
Final Thoughts
The Class 10 Biology past paper 2025 is an essential resource for every Karachi Board student preparing for their SSC Part 2 exams. Download it today, practice all three sections consistently, and walk into your exam hall fully prepared.
