W.B Joint Entrance Exam

Ecosystem : Concept of ecosystem and Biosphere, Wetland.
Brief idea of Ecological pyramids, Energy flow, Biogeochemical cycle (concept only).

Population Biology : Concept of population growth (logistic and exponential) and population control.

Concept of Biodiversity : Definition of Biodiversity ; Genetic diversity; Species diversity and Ecosystem diversity.

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).

Enzymes : Definition & properties, Examples; Mechanism of Action, Allosterism and Regulation.

Biomolecules : Classification and structural properties of carbohydrates, lipids, aminoacids, proteins and nucleic acids.

Carbohydrates : Monosaccharides, digosaccharides, and polysaccharides (starch, glycogen, cellulose).