Assam Board AHSEC Class 11 Geology Syllabus 2024-2025: Download Revised Syllabus in PDF

Assam HS 1st Year Geology Syllabus: In Assam HS 1st year, Geology is offered to science students. The subject explores the Earth's physical structure, its composition, the history of its formation, and the natural processes that shape it.

The AHSEC Class 11 Geology syllabus is meticulously designed to meet the educational needs of HS 1st year students. The major objectives of the Geology curriculum include:

• To explain the basic concept of Geology.
• To acquire the fundamental knowledge of different branches of Geology with their specific importance.
• To develop an interest in nature and its processes.
• To develop interest towards the constitution of the Earth's crust.
• To increase the awareness of the problems of environment due to mining and industrial activity and
• its remedial measures.
• To develop an ability to use and interpret a geological map.
• To know the importance of Geology contributing towards the national development, especially the Engineering Projects.

To find more details on the course content, exam pattern and marking scheme, check and download the AHSEC Class 11 Geology Syllabus 2024-25 in PDF below.

AHSEC Class 11 Geology Unit-wise Distribution of Marks & Periods: 2024-2025

Unit-wise marks distribution and the suggested number of periods for Assam Board HS 1st Year Geology are as follows:

AHSEC Class 11 Geology Syllabus 2024-2025

Check the unit wise distribution of course contents for Assam board class 11 Geology below:

Unit-1 : GENERAL GEOLOGY

(i) Introduction to Geology, its definition, scope, branches and relation to other branches of science.

(ii) Origin of the earth, major internal structure (crust, mantle and core), age of the earth.

(iii) Earthquake: Definition, cause, effect, waves scale of measurement, Earthquake special reference to the N .E. region.

(iv) Weathering and erosion of rocks, the different types of weathering.

(v) Geological action of running water.

(vi) Mountain: its types and mode of formation.

(vii) Volcano: its types, products, causes, effects and distribution.

Unit-2 : MINERALOGY

(a) Crystallography: Definition, character of crystals, crystal faces, crystal axes, axial ratio, interfacial angle, symmetry elements, parameter, Miller's indices division of crystal into crystal systems. Study of the normal class of the isometric, tetragonal and hexagonal system.

(b) Physical Mineralogy: Definition of a mineral, its physical properties, Description of the following minerals with respect to their physical properties, Chemical composition and common use: Quartz, Potash feldspar, Plagioclase Feldspar, hornblende, biotite, Muscovite, Kyanite, Sillimanite. Tourmaline, Calcite, Garnet, Talc, Gypsum, Fluorite, Augite pyrite, Hematite, Magnetite.

Unit-3 : STRUCTURAL GEOLOGY

Bedding, dip, strike, fold, elements of fold, types of fold (anticline, syncline, symmetrical, asymmetrical, recumbent isoclinal), Fault, elements of fault, types of faults (normal, reverse, horst, graben, thrust), unconformities definition and types (angular U.C. disconformity and non conformity).

Unit-4 : APPLICATION OF GEOLOGY AND ENVIRONMENTAL GEOLOGY

Soil, its formation, erosion and its prevention, Landslides-its causes and preventive measures, a preliminary idea of environmental pollution related to mining, drilling, flaring of natural gas, water logging.

Study of rocks as building material, its durability, strength and colour.

Unit-5 : PRINCIPLE OF STRATIGRAPHY

Definition, scope, code of stratigraphy nomenclature-Rock unit or lithographic unit, Time unit or chronological unit, Time stratigraphic or chronostratigraphic unit.

Biostratigraphic unit.

Methods of correlation, geological time scale.

Find below the direct link to download the syllabus in PDF:

Also Check:

AHSEC Class 11 Syllabus 2024-2025 of All Subjects

NCERT Class 11 Revised Books of All Subjects PDF