Mind Maps 1
, 2
All the branches of physical geography
have an interface with natural sciences.
A geographer should have some proficiency
in mathematics and arts, particularly in
cartography and projections
Geography has a holistic approach.
It helps in understanding the reality All the social science disciplines, viz,
in totality in its spatial perspectives. sociology, political science, economics
It has interface with numerous and demography studies different
aspect of social reality.
natural and social sciences.
Geomorphology Geography
Climatology
Hydrology
as a
Based on Systematic
Soil Geography Approach
Discipline
Based on Regional Approach
Branches of Geography
Social / Cultural
Population and Settlement
Regional Studiess Regional Regional Regional
1. Rural Plant
/ Area Studies Development Analysis Planning
2. Urban Zoo
Economic Ecology /
1. Agriculture Ecosystem
2. Infrastructure Environmental Macro regional
al Meso regional M
Micro regional Country/Rurall Town/Urban
3. Trade and Transport studies studies sstudies planning Planning
4. Industrial
5. Services
Trace the Mind Map
6. Tourism
Historical First Level Second Level Third Level
Political
OSWAAL CBSE Sample Question Papers, GEOGRAPHY, Class-XI
,
Evolution of lithosphere
Evolution of atmosphere
Mind Maps
• Earth was mostly in a volatile state during and hydrosphere
its primordial stage.
• Loss of primordial atom of Hydrogen
• Gradually there is an increase in density and and Helium by solar winds
temperature, as a result the materials started
to get separate according to density.
• Contributed by hot interior of the Earth
• Heavier material (like ferrous) form the centre Formation of Planets • Oxygen by Photosynthesis.
and lighter remains toward the surface. It argued that stars which are localised
lumps of gases comprises rotating disc
• Further cooling and solidification results in
of gas and dust around its core. This
the formation of crust and ultimately based
condenses and develop into planetesimals.
on density the mantle and core were formed.
Further the larger bodies form by collision
and gravitation makes the materials stick
The star formation
together forming planets.
It argued that early universe was
formed from the cloud of gas and dust.
A large cloud was formed known
Nebular Hypothesis as nebula, which develop localised
It argued that the gaseous clouds- The Origin and clumps of gas giving rise to stars.
nebulae which was rotating slowly, Evolution
gradually collapsed and flattened of the Earth
due to gravity and eventually
formed stars and planets.
Early Theories Theories of Origin
Modern Theories
The Big Bang Theory or expanding
Formation of Planets universe hypothesis
• It argued that stars which are localised
• All matter forming the universe existed
lumps of gases comprises rotating disc of in one place in the form of a ball.
gas and dust around its core. This condenses Tiny ball exploded 13.7 billion
and develop into planetesimals. Further the
• years ago, which led to huge expansion,
larger bodies form by collision and gravitation Trace the Mind Map Expansion continues till date.
makes the materials stick together forming First Level Second Level Third Level • Temperature dropped to 4, 500 k and
planets. gave rise to atomic matter.
3
, 2
All the branches of physical geography
have an interface with natural sciences.
A geographer should have some proficiency
in mathematics and arts, particularly in
cartography and projections
Geography has a holistic approach.
It helps in understanding the reality All the social science disciplines, viz,
in totality in its spatial perspectives. sociology, political science, economics
It has interface with numerous and demography studies different
aspect of social reality.
natural and social sciences.
Geomorphology Geography
Climatology
Hydrology
as a
Based on Systematic
Soil Geography Approach
Discipline
Based on Regional Approach
Branches of Geography
Social / Cultural
Population and Settlement
Regional Studiess Regional Regional Regional
1. Rural Plant
/ Area Studies Development Analysis Planning
2. Urban Zoo
Economic Ecology /
1. Agriculture Ecosystem
2. Infrastructure Environmental Macro regional
al Meso regional M
Micro regional Country/Rurall Town/Urban
3. Trade and Transport studies studies sstudies planning Planning
4. Industrial
5. Services
Trace the Mind Map
6. Tourism
Historical First Level Second Level Third Level
Political
OSWAAL CBSE Sample Question Papers, GEOGRAPHY, Class-XI
,
Evolution of lithosphere
Evolution of atmosphere
Mind Maps
• Earth was mostly in a volatile state during and hydrosphere
its primordial stage.
• Loss of primordial atom of Hydrogen
• Gradually there is an increase in density and and Helium by solar winds
temperature, as a result the materials started
to get separate according to density.
• Contributed by hot interior of the Earth
• Heavier material (like ferrous) form the centre Formation of Planets • Oxygen by Photosynthesis.
and lighter remains toward the surface. It argued that stars which are localised
lumps of gases comprises rotating disc
• Further cooling and solidification results in
of gas and dust around its core. This
the formation of crust and ultimately based
condenses and develop into planetesimals.
on density the mantle and core were formed.
Further the larger bodies form by collision
and gravitation makes the materials stick
The star formation
together forming planets.
It argued that early universe was
formed from the cloud of gas and dust.
A large cloud was formed known
Nebular Hypothesis as nebula, which develop localised
It argued that the gaseous clouds- The Origin and clumps of gas giving rise to stars.
nebulae which was rotating slowly, Evolution
gradually collapsed and flattened of the Earth
due to gravity and eventually
formed stars and planets.
Early Theories Theories of Origin
Modern Theories
The Big Bang Theory or expanding
Formation of Planets universe hypothesis
• It argued that stars which are localised
• All matter forming the universe existed
lumps of gases comprises rotating disc of in one place in the form of a ball.
gas and dust around its core. This condenses Tiny ball exploded 13.7 billion
and develop into planetesimals. Further the
• years ago, which led to huge expansion,
larger bodies form by collision and gravitation Trace the Mind Map Expansion continues till date.
makes the materials stick together forming First Level Second Level Third Level • Temperature dropped to 4, 500 k and
planets. gave rise to atomic matter.
3
