ICSE Class 10 Biology Exam 2026 - Details & Answer Key

ICSE Class 10 Biology (Science Paper 3) - 2026 Exam Information

The ICSE Class 10 Biology exam (Science Paper 3) is scheduled for Friday, March 13, 2026, from 11:00 AM to 1:00 PM. This is a 2-hour offline, pen-and-paper exam conducted by the Council for the Indian School Certificate Examinations (CISCE).

Exam Highlights:

• Exam Board: CISCE
• Class: ICSE Class 10
• Subject: Biology - Science Paper 3
• Exam Date: Friday, March 13, 2026
• Exam Time: 11:00 AM to 1:00 PM
• Exam Duration: 2 hours
• Mode: Offline, Written

Question Paper Pattern:

The paper will assess conceptual clarity, diagram skills, and application-based understanding. It typically includes:

• Section I: Short-answer questions (entire syllabus)
• Section II: Long-answer and structured questions (with internal choices)

Key Units:

• Cell division and genetics
• Plant physiology (photosynthesis, transpiration, respiration)
• Human anatomy and physiology (circulatory, respiratory, nervous, excretory systems)
• Health, hygiene and disease
• Environment, ecosystems and pollution
• Basic principles of biotechnology and waste management

Unofficial Answer Key (Available after the exam):

An unofficial ICSE Biology answer key will be available after the exam concludes at 1:00 PM on March 13, 2026. It will include:

• Question-wise answers
• Correct options/points for short answers
• Key headings for long answers and diagrams
• Downloadable PDF format

Exam Day Tips:

• Arrive 30-40 minutes early.
• Read the entire paper during reading time.
• Start with easy questions.
• Draw neat, labelled diagrams.
• Revise in the last 10-15 minutes.