WBJEE Biology Syllabus PDF

Can you provide me the Biology syllabus for WBJEE or West Bengal joint Entrance Examinations conducted by West Bengal joint Entrance Examinations Board?

The Biology syllabus for WBJEE or West Bengal joint Entrance Examinations conducted by West Bengal joint Entrance Examinations Board is as follows:


Science of Life

Basic unit of life process; Cell Theory; prokaryotic and eukaryotic cells-
structure and differences

Ultra structure and functions of cellular components

Cell wall, plasma membrane, plastids, endoplasmic reticulum, Golgi bodies,
mitochondria, ribosomes, lysosomes, nucleus, nucleolus, centrosome,
microbodies (peroxisomes and glyoxysomes), cytoskeleton, vacuole,
centriole, cilia, flagella

Chemical constituents of living cells

Classification, components and structural properties of carbohydrates, lipids,
proteins and nucleic acids; enzymes, enzymatic action (lock and key,
allosterism, regulation)

Chromosome

Morphology of chromosomes; brief idea of polytene chromosomes;
euchromatin and heterochromatin; nucleic acids as genetic material (viral
transduction and bacterial transformation)

Cell division

Cell cycle; mitosis- definition and significance (process not required);
meiosis- process, types and significance; difference between mitosis and
meiosis

Genetics and Evolution

Mendelian inheritance (laws only); deviations from Mendelism- (i) incomplete
dominance, (ii) codominance, (iii) multiple alleles and inheritance of blood
groups (ABO, Rh); phylogenetic inheritance (elementary); chromosome
theory of inheritance; chromosomes and genes; sex determination in
humans, birds and honey bees; linkage and crossing over; sex-linked
inheritance- haemophilia, colour blindness; Mendelian disorders in humans-
(i) autosomal (a) Thalassemia (b) Down syndrome; (ii) sex-linked (a)
Turner’s syndrome (b) Klinefelter’s syndrome (cause and symptoms only)

Molecular basis of inheritance

DNA as the genetic material (Griffith, Avery-MacLeod-McCarty and Hershey-
Chase experiments); structure of DNA and RNA; types of RNA- mRNA, rRNA
and t-RNA; DNA packaging; central dogma (elementary); DNA replication;
transcription; genetic code; translation; elementary knowledge of regulation
of gene expression (lac operon); DNA finger printing (basic idea only)

Evolution

Origin of life- theories of origin of life; abiogenic origin/chemical origin of
life- Oparin-Haldane hypothesis; biological evolution- evidences, theories of
organic evolution, Darwin’s contribution, synthetic theory; mechanism of
evolution- variation and its sources of origin, mutation, recombination; gene
flow and genetic drift; Hardy-Weinberg principle; human evolution- an
outline

Morphological variations and structural organization

Plant tissue and tissue system- types, structure and functions; animal tissue-
classification, structure and functions in brief

Physiology and Biochemistry

Plants

1. Movements of water, nutrients and gases: absorption of gases, water
and nutrients; cell-to-cell transport, diffusion, active transport; plant-water
relation- imbibitions, water potential, osmosis and plasmolysis; long distance
transport- apoplasitc, symplastic, root pressure, transpiration pull, uptake of
minerals; transpiration and gullation; opening and closing of stomata;
transport through xylem and phloem

2. Essential minerals: macro and micro nutrients and their functions;
elementary idea of hydroponics; nitrogen metabolism; nitrogen cycle;
biological nitrogen fixation

3. Respiration: cellular respiration- glycolysis, fermentation, TCA cycle
and ETS (aerobic)- definition, process and significance; energy relation-
number of ATP molecules generated in respiration; amphibolic pathways;
respiratory quotients of nutrients

4. Photosynthesis: definition; site of photosynthesis; photosynthetic
pigments (structure not required); photochemical and biosynthetic phases;
photorespiration; C3 and C4 pathways; factors controlling photosynthesis

5. Growth and development: idea of growth, differentiation and
development; various growth factors (light, temperature, water, nutrients,
hormones only); growth rate; growth regulation- auxin, gibberellins,
cytokinin, ethylene, ABA; seed germination, seed dormancy, vermilisation;
photoperiodism- definition, types of plants on the basis of the length of
photoperiod

6. Reproduction: mode of reproduction- sexual and asexual; asexual
reproduction- definition, characteristics, modes (binary fission, sporulation,
budding, gemmule formation, fragmentation, regeneration, vegetative
propagation, cutting, grafting, layering and gootee); sexual reproduction-
flower structure; pollination (autogamy and geitonogamy); cross pollination
(allogamy and xenogamy); agents of pollination- brief description with
examples; significance; development of male gametophyte and female
gametophyte; out breeding devices; pollen-pistil interaction, double
fertilization; post-fertilization events- development of endosperm and
embryo (in brief); formation of fruit and development of seed (elementary);
special modes- apomixes, parthenogenesis, parthenocarpy and
polyembryony (brief account); significance of fruit and seed formation

Animals: Human

1. Digestion and absorption: Structure of human alimentary canal
including dental arrangement and digestive glands (in brief); peristalsis;
digestion, role of digestive enzymes and the Cr-I hormones in digestion;
absorption, assimilation of carbohydrates, protein and fats; egestion;
nutritional and digestive disorder- protein-energy malnutrition (PEM),
indigestion, constipation, vomiting, jaundice, diarrhoea (brief idea)

2. Breathing and respiration: respiratory organs in animals (in brief);
respiratory system in human (outline); mechanism of breathing and its
regulation in human body; exchange of gases, transport of gases; regulation
of respiration; respiratory volume; disorders related to respiration- asthma,
emphysema, occupational respiratory disorders (e.g. Silicosis, asbestosis);
definition of hypoxia, anoxia, apnoea, dyspnoea

3. Body fluids and circulation: composition of blood (in tabular form);
blood grouping; coagulation of blood; lymph and its function; outline idea of
human circulatory system; structure of human heart and blood vessels;
cardiac cycle, cardiac output, stroke volume, minute volume, determination
of cardiac output- Fick’s principle; double circulation; regulation of cardiac
activity (neutral and hormonal) including factors regulating blood pressure;
disorders of circulatory system- hypertension, coronary artery disease,
angina pectoris, heart failure (brief idea only)

4. Excretory products and their elimination: modes of excretion-
ammonotelism, ureotelism, uricotelism (definition and examples); human
excretory system- structure and function (histology of nephron); urine
formation n and osmoregulation; regulation of kidney functions, rennin,
angiotensin, antidiuretic factor (ADH) and diabetes insipidus; role of other
organs in excretion- liver, skin, lung and salivary glands; disorders- uremia,
renal failure, renal calculi, nephritis; dialysis and artificial kidney (brief idea
only)

5. Locomotion and movement: types of movement-ciliary, flagellar and
muscular; skeletal muscle- contractile proteins and its function; joints;
disorders of muscular and skeletal system- myasthenia gravis, tetany,
muscular dystrophy, arthritis, osteoporosis, and gout (brief idea only)

6. Neural control and coordination: brief idea of neurons and nerves,
neural control and coordination; nervous system of human- central,
peripheral and visceral; brain and its major parts- cerebral cortex, thalamus,
hypothalamus and limbic system; midbrain, pons, medulla, cerebellum and
spinal cord (outline idea); distribution and function of peripheral nervous
system and autonomic nervous system; generation and conduction of nerve
impulse; reflex action and reflex arc; sense organs- sensory perception;
outline structure and function of eye and ear

7. Chemical coordination and regulation: endocrine glands and hormones;
human endocrine system- hypothalamus, pituitary, pineal, thyroid,
parathyroid, adrenal, pancreas, gonads- location and function only;
elementary idea of hormone action, role of hormones as messengers and
regulators; hypo- and hyperactivity of endocrine glands and related diseases-
dwarfism, acromegaly, cretinism, goitre, exophthalmic goitre, diabetes,
Addison’s disease (brief idea of cause and symptoms only)

8. Reproduction: male and female reproductive system (outline idea with
diagram); microscopic anatomy of testis and ovary; gametogenesis (brief
account); menstrual cycle; fertilization and development of embryo up to
blastocyst formation; implantation, pregnancy and placenta formation;
elementary idea of parturition and lactation

Taxonomy, Systematics and Biodiversity

Definition; binomial nomenclature; Law of priority; need for classification;
genetic diversity; species diversity, ecosystem diversity, biodiversity; five
kingdom classification; salient features and classification of plants and
animals

Ecology and Environment

Concept of ecology, ecosystem, environment, habitat and niche; biome
concept and distribution; major abiotic factors; response to abiotic factors
and adaptation; population interaction- mutualism, competition, predation,
parasitism; population attributes- growth, birth rate and death rate; trophic
relationship, pyramids of number, biomass and energy; ecological succession

Biodiversity and Conservation

Pattern of biodiversity; importance and loss of biodiversity; need of
biodiversity conservation; hotspot; endangered species; extinction; Red Data
Book and Green Data Book; biodiversity conservation- biosphere reserve,
national parks and sanctuaries (general idea)

Environmental issues

Sound, air, water pollution and their control; agrochemical and their effects;
green house effect and global warming; ozone depletion; deforestation; idea
of success stories addressing environmental issues- 1) Chipko Movement, 2)
Dasholi Gram Swarajya Mandal Movement (DGSM), Silent Valley or Amrita
Devi Bishnoi Movement (Jaipur); concept and biomagnifications and
bioaccumulation; cause of dyslexia, Minamata and itai-itai diseases; idea of
BOD, COD, acid rain, ozone hole

Microbes and human welfare

Morphological characteristics of bacteriophage (T2), plant virus (TMV),
animal virus (influenza) and bacteria (E. coli), gram negative and gram
positive bacteria (characteristics and examples)

Health and diseases

Concept of immune system, antibody, antigen and its reactions; types of
immunity, vaccine and vaccination (brief idea); pathogens and parasites
causing human diseases (only causative agents, symptoms of diseases,
modes of transmission and preventive measures)- malaria, kala azar,
amoebiasis, filariasis, ascariasis, typhoid, pneumonia, common cold, ring
worm, HIV, AIDS, cancer

Biotechnology and its applications

Principle and process of genetic engineering (recombinant DNA technology);
cloning of microbial genes (brief idea only); application of biotechnology in
health and agriculture- in household food processing; industrial production,
energy generation, sewage treatment; Rhizobium and other nitrogen fixing
bacteria, biofertilizers and biopesticides, industrial production of curd;
tanning and brewery, synthesis of antibiotics, vitamins, human insulin and
vaccine production; gene therapy, transgenesis, transgenic animals and
plants with examples (including BT cotton)

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