Diastrophism is connected to______

(a)

volcanism

(b)

earthquakes

(c)

tectonics

(d)

fold/fault

In the ancient period, Gondwana land moved towards _________ direction.

(a)

north

(b)

south

(c)

east

(d)

west

The point of origin of an Earthquake is called the ________.

(a)

epicentre

(b)

focus

(c)

seismic wave

(d)

magnitude

This is the solid outer part of the Earth

(a)

Lithosphere

(b)

Atmosphere

(c)

Hydrosphere

(d)

Biosphere

This is a dead volcano.

(a)

Mt. St. Helens

(b)

Mt. Kilimanjaro

(c)

Mt. Fuji

(d)

Paricutin

Composite volcanoes are commonly found in the______________ocean.

(a)

Pacific

(b)

Southern

(c)

Indian

(d)

Atlantic

Karst topography is formed due to the action of

(a)

Glacier

(b)

Wind

(c)

Sea waves

(d)

Ground water.

Deposits of fine silt blown by wind is called as

(a)

Loess

(b)

Barchans

(c)

Hamada

(d)

Ripples

The process of dissolution of rock substances in water is________

(a)

oxidation

(b)

solution

(c)

gradation

(d)

hydration

______ is the most important gas for the survival of living organisms.

(a)

Helium

(b)

carbon-di-oxide

(c)

oxygen

(d)

oxygen

The average global surface temperature is ______ 

(a)

120°C

(b)

130°C

(c)

140°C

(d)

150°C

The Monsoons are _________ 

(a)

Prevailing winds

(b)

Periodic winds

(c)

local winds

(d)

none of the above

Humidity of the atmosphere is measured by the wet and dry bulb thermometer called _________

(a)

Anemometer

(b)

Thermometer

(c)

Hygrometer

(d)

Barometer

The wind blowing from the east is________

(a)

Planetary winds

(b)

Easterly winds

(c)

Variable winds

(d)

Local winds

This is the earth's magnetic belt________

(a)

Thermosphere

(b)

Stratosphere

(c)

Mesosphere

(d)

Magnetosphere

Granite

(1)

Mixing of water with CO₂

Diamond

(2)

direction of wind

Basalt

(3)

wind speed

Mantle.

(4)

21%

Composite Volcano

(5)

jewellery making

Eskers

(6)

karst topography

Stalactites

(7)

78%

Cliff

(8)

Due to the action temperature

Granular disintegration

(9)

SIMA

Carbonation

(10)

Construction work

Anemometer

(11)

Pacific Ocean

Wind Vane

(12)

glacial action

Oxygen

(13)

action of sea wave

Nitrogen

(14)

William Ferrel

Ferrel's law

(15)

Laying roads

Igneous rocks are also called Primary Rocks or Mother rocks.

Wind can possibly erode the rocks from all sides.

Why do the Pedestal rock look like mushroom?

Cyclones cause huge loss of life and property.

Convectional rainfall is also called 4'0 clock rain.

The sub-tropical high pressure are called "horse latitudes". Why?

What are fossils?

What do the internal processes generate?

Is weathering a pre-requisite in the formation of soil

Snowline of Alps is 2700 metre where as the snowline of Greenland is just 600 mts. Find out the reason.

Glaciers do not form deep narrow valleys. Why?

What are "Pot Holes"?

State the other erosional features of Karst regions in other parts of the world

What are the units used to measure the temperature?

What is insolation?

What happens to atmospheric pressure with altitude?

Primary waves and Secondary waves.

Atmosphere and Biosphere.

Stalactite and stalagmite

Alluvial Plain and Flood Plain

Isobar and Isotherm.

What do you mean by biological weathering?

What do you mean by a hanging valley?

Cuddalore and Nagapattinam are always affected by cyclones. Why?

Write a note on the internal and external processes of Earth

Describe the Erosional landforms of Sea

How is the Orographic rainfall caused?

On the given outline map of the world, mark the following:
a. Pacific Ring of fire
b. Earthquake prone zones (any two)
c. Locate any two active volcanoes of the world.
d. Himalayas and Alps ranges
e. Rift valley of East Africa.