Syllabus, Civil Services & Forest Services Exams

Syllabus, Civil Services & Forest Services Exams

Section – B


(a) Structure and role of carbohydrates, fats, fatty acids and cholesterol, proteins and amino acids, nucleic acids. Bioenergetics.

(b) Glycolysis and Krebs cycle, oxidation and reduction, oxidative phosphorylation; energy conservation and release, ATP cycle, cyclic AMP – its structure and role.

(c) Hormone classification (steroid and peptide hormones), biosynthesis and function.

(d) Enzymes: types and mechanisms of action.

(e) Vitamins and co-enzymes.

(f) Immunoglobulin and immunity.

Physiology (with special reference to mammals).

(a) Composition and constituents of blood; blood groups and Rh factor in man; factors and mechanism of coagulation; iron metabolism, acid-base balance, thermo- regulation, anticoagulants.

(b) Haemoglobin: Composition, types and role in transport of oxygen and carbon dioxide.

(c) Digestion and absorption: Role of salivary glands, liver, pancreas and intestinal glands.

(d) Excretion: nephron and regulation of urine formation; osmoregulation and excretory product.

(e) Muscles: Types, mechanism of contraction of skeletal muscles, effects of exercise on muscles.

(f) Neuron: nerve impulse—its conduction and synaptic transmission; neurotransmitters.

(g) Vision, hearing and olfaction in man.

(h) Physiology of reproduction, puberty and menopause in human.

 Developmental Biology

(a) Gametogenesis; spermatogenesis, composition of semen, in vitro and in vivo capacitation of mammalian sperm, oogenesis, totipotency; fertilization, morphogenesis and morphogen, blastogenesis, establishment of body axes formation, fate map, gastrulation in frog and chick; genes in development in chick, homeotic genes, development of eye and heart; placenta in mammals.

 (b) Cell lineage; cell to cell interaction, Genetic and induced teratogenesis, role of thyroxine in control of metamorphosis in amphibia, Paedogenesis and neoteny, cell death, aging.

(c) Developmental genes in man, in vitro fertilization and embryo transfer, cloning.

(d) Stem cells: Sources, types and their use in human welfare.

(e) Biogenetic law.


The competitive examination for the Indian Forest Service comprises two parts, namely, the written examination and the personality test through an interview.

Written Examination

The written examination consists of the following papers:

Paper I General English 300 marks

Paper II General Knowledge  300 marks

Paper III and IVOptional subjectno. 1 from the list given below.

Paper V and VIOptional subjectno. 2 from the list given below.

Optional subjects carry 200 marks each.

 Interview or Personality Test

This test is meant for those candidates who pass the written test and are short-listed for the interview. It carries 300 marks.

 List of Optional Subjects

i) Agriculture

ii) Agricultural Engineering

iii) Animal Husbandry & Veterinary Science

iv) Botany

v) Chemistry

vi) Chemical Engineering

vii) Civil Engineering

viii) Forestry

ix) Geology

x) Mathematics

xi) Mechanical Engineering

xii) Physics

xiii) Statistics

xiv) Zoology

 The candidates will not be allowed to offer the following combination of subjects:  

(a) Agriculture and Agricultural Engineering

(b) Agriculture and Animal Husbandry and Veterinary Science

(c) Chemistry and Chemical Engineering

(d) Mathematics and Statistics

(e) Of the Engineering subjects viz. Agricultural Engineering, Chemical Engineering, Civil Engineering and Mechanical Engineering, not more than one subject is allowed.

Note: The standard and syllabi of the subjects mentioned above are same as for the Indian CivilServices Examinations.


1. All the question papers for the examination will be of conventional (essay) type.


3. The duration of each of the papers referred to above will be three hours.

4. Candidates must write the papers in their own hand. In no circumstances, will they be allowed the help of a scribe to write the answers for them.

5. The Commission has discretion to fix the qualifying marks in any or all the subjects of examination.

6. If a candidate’s handwriting is not easily legible, a deduction will be made on this account from the total marks otherwise accruing to him.

7. Marks will not be allotted for mere superficial knowledge.

8. Credit will be given for orderly, effective and exact expression, combined with due economy of words in all subjects of the examination.

9. In the question papers, wherever required. SI units will be used.

10. Candidates should use only international form of Indian numerals (i.e. 1, 2, 3, 4, 5, 6 etc.) while answering question papers.

11. Candidates will be allowed the use of scientific (Non-Programmable type) calculators at the conventional type examination of UPSC. Programmable type calculators will, however, not be allowed and the use of such calculators shall tantamount to malpractice.

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