FREQUENTLY ASKED
QUESTIONS
Frequently asked questions about O/L Science in Sri Lanka — syllabus, past papers, study tips.
What are the three branches of O/L Science?
What are the three branches of O/L Science?
O/L Science covers three branches: Biology (human body, plants, ecosystems, genetics), Chemistry (matter, reactions, acids and bases, organic chemistry basics), and Physics (mechanics, electricity, waves, light, and heat).
Is O/L Science the same as A/L Science subjects?
Is O/L Science the same as A/L Science subjects?
No — O/L Science is a combined subject covering basic Biology, Chemistry, and Physics. At A/L, students choose individual science subjects (Biology, Chemistry, Physics) at a significantly more advanced level.
What practical skills are needed for O/L Science?
What practical skills are needed for O/L Science?
O/L Science includes practical examination questions testing observation, experimental design, data interpretation, and drawing scientific diagrams. Practicing past paper practical questions is essential for this component.
How should I prepare for O/L Science?
How should I prepare for O/L Science?
Use the NIE textbook as your primary resource, focus on diagrams (cell structure, circuits, human anatomy) as they frequently appear in exams, and practice past papers from the last 5 years. The marking scheme reveals exactly what keywords and points examiners look for.
Are O/L Science past papers available in English medium?
Are O/L Science past papers available in English medium?
Yes, O/L Science past papers are available in Sinhala, Tamil, and English mediums on Ape Danuma, including the official marking schemes.
Looking for O/L Science study resources?
Find Resources