Wave motion : Elastic waves, longitudinal and transverse waves. progressive waves, superposition of waves: interference, stationary waves, beats, vibration of strings, air columns, velocity of elastic waves in different media, Doppler effect.
Taxonomy and Classification : Definition; Importance of Taxonomy, Binomial Nomenclature, Law of Priority (Homonym & Synonym)
Origin, Evolution and Diversity of Life : Haldane and Oparin’s concept on origin of life. Modern concept of Natural selection, Biological Species concept.
Human evolution – An outline.
Mutation – Definition and Types; Replication of DNA, Transcription and Translation (Brief idea).
Genetics : Laws of Heredity : (Monohybrid and dihybrid crosses; Mendel’s laws). Back cross, Test cross, Linkage, Crossing over, Sex linked inheritance – Colour blindness, Haemophilia.
Chromosomes and Cell Division : Morphology of chromosomes; Euchromatin and Heterochromatin.
Nucleic acid as genetic material (Examples : Bacterial Transformation and Viral Transduction).
