IGNOU BGGCT-131 QUESTION PAPER WITH SOLUTION FOR EXAM PREPARATION

crust

(i) secondary formation and they have layers of beds separated by bedding plane;

(ii) pore space and is lighter than the igneous rocks;

(iii) source of fossil fuel; and

(iv) do not have any crystallise structure.

Spiral, Barred Spiral, Elliptical and Irregular galaxies

i) Lithosphere

ii) Pyrosphere

iii) Barysphere

Jupiter, Saturn, Uranus, Neptune and Pluto

a) Hawaian; b) Strombolian; c) Vulcanian; d) Vesuvian; and e) Pelean

Igneous, Sedimentary and Metamorphic rocks.

1) Convergence of two oceanic plates,
2) Convergence of oceanic and continental plates,
3) Convergence of two continental plates and
4) Continent- Arc collision

100 kilometres.

(a) epeirogenic movements and (b) orogenic movements.

Mercury, Venus, Earth along with Mars and Asteroids

1. central or explosive eruption
2. fissure or quite eruption

a) P Waves (b) S Waves (c) Love Waves (d) Rayleigh Waves.

i) Convection Current
ii) Slab Pull
iii) Ridge Push

valley glaciers (mountain or Alpine glaciers) and continental glaciers

1. Lithosphere – Solid land mass
2. Atmosphere – Envelope of air
3. Hydrosphere – Body of water
4. Biosphere – All life on Earth

a) simple; b) asymmetrical; c) overturned; d) isoclinals; and e) recumbent.

Types                                    Description
1 Tropical Rainforest    –  Characterised by dense forest and heavy rainfall
2 Savanna                          – Widespread grasslands in the tropics
3 Desert Biome                – Plants, animals and soil of very dry regions
4 Temperate grassland  – Mid-latitudinal grasslands
5 Temperate forest           – Mid-latitudinal woodlands
6 Tundra                                – Cold, treeless regions in the arctic circle
7 Polar                                   – Perpetually ice covered regions
8 Wetlands                           – Fresh or salt water logged area
9 Mountains                          – Elevated area

1. Mountain Building Theory based on Continental Drift Theory of Wegener;
2. Geosynclinal Orogen Theory of Kober;
3. Convection Current Theory of Holmes;
4. Mountain Building according to Plate Tectonics Theory.

Ring of Fire or Circum-Pacific Belt

coal, oil and natural gas