ජීව විද්යා නව සම්පත් පොත් හදුනා ගන්නේ කෙසේද? The National Institute of Education (NIE) has published two versions of biology resource books: While both versions were valid for studies until 2023, from 2024 onwards, only the 2020 new edition should be used for A/L studies as per a circular issued by the Ministry of Education […]
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