Important Geography Quiz 23

The point at which an earthquake originates is called seismic focus. What is called the point on the earth surface directly above the seismic focus?

Scientists believe that continents are moving very slowly. What is this motion called?

Name the hot spring which along with the clouds of steam sends up great flow of hot water?

How is known a fracture of break in the Earth's crust which has allowed the rocks on either side of it to move in different directions during periods of geological stress and upheaval?

Equator or terrestrial equator is the great circle whose plane is perpendicular to the earth's axis. What is its length that is divided into 360 degrees of longitude?

What is formed when Magma is cooled?

Igeous rock is formed from cooling magma or lava, and solidifying from molten state. Which of the following rock(s) is the example(s) of igneous rock?

Continental divide is a ridge of mountains that separates the streams that flow west into the Pacific Ocean from those that flow east into Atlantic Ocean and its marginal seas. Where continental divide is located?

What is called a flash or flashes of light that is seen during a thunderstorm?

An arid area in which there is no enough rainfall to support vegetation on a scale useful to humans, is called:

What is cyclone?

How is known a floating mass of ice which has broken off from glacier and drifts in Oceans until it melts?

Which molten material is formed in the upper mantle or crust of the earth, which is composed of a mixture of various complex silicates in which various gaseous materials are dissolved including water?

Mention the example(s) of metamorphic rock?

The Kalahari desert in southwest Africa, Sahara in North Africa, the Arabian in Middle East, the Gobi in East Asia are among the world's greatest deserts. Which is the largest one?

What is called flow of a body of waer air, of heat, moving in a definite direction?

Anound the centre of the Earth there is a layer called the core and around the surface of the earth there is a layer called crust. What is called the layer between core and crust?

Forces such as wind or water wear down the land. How is known this process?

Cyclones form over the warm Oceans in the low latitudes during the hottest months of the year. What should be the ration of storm's winds before it is designated as a cyclone?

Which time is mesured by the Geological time scale?

Which of the following regions is known as Grassland?

Climate is weather condition at a particular place over a period of time. Including the effect of latitude and the title of the earth's axis to the plan of the orbit about the sun, and the large scale movement of different wind belt's over the earth's surface, which of the following is primary factor that determine the variations of climate over the surface of earth?

Generally, ear the Earth's surface the cloud is formed when the air has cooled so much that it cannot hold all its water vapour, and excess is precipitated in the form of water droplets. What is it called?

The Earth consists of three main zones; hydrosphere; lithosphere, and:

Through the crater or vents of volcano, molten rock is thrown out on to the Earth's surface. What is called this molten rock?

what is called the shaking of earth due to sudden release of stresses built up in the earth's surface?

Seismology is:

Who study the rocks and minerals near the earth's surface?

Metamorphic means to do with change. What is metamorphic rock?

How is termed a period of dry weather, caused by lack of rain?

Earth is the only planet in the solar system on which the presence of living things is definitely known. Together with its single moon it revolves around the sun at an average distance of:

Name the piece of land at a rivers mouth which is composed of silt deposited as the water slows on entering the sea?

Igneous rock is one type of rocks which make up earth's surface. Which of the following is/are other ones?

What is called the process in which deserts are created by changes in climate or by human-aided processes?

Where Geysers are found?

Why the deep, outer part of the Earth's surface is called lonosphere?

How much is earth old according to recent estimation?

Which of the following parts of earth is the central part of the earth below the crust and mantle?

Cyclones is a revolving storm in tropical regions. What is it called in north pacific?

Ionosphere refers to:

In which region (s) about 135 million people are directly affected by desertification?

Name the narrow zone that supports life on our earth. It is limited to the waters of the earth, a fraction of its crust and the lower regions of the atmosphere?

Latitude is part of a geographical measurement. What is its function in combination with longitude?

Which of the following term is used to describe a region of low atmospheric pressure?

There are four kinds of drought, permanent drought is found in arid and semi-arid regions, seasonal drought occurs in climates with definite dry and rainy season, unpredictable drought, where normal rainfall has failed to come. What is invisible drought?

Which name is given to the surface or outer layer of the earth that is made of solid rocks?

Ionosphere is very important in worldwide communication. When an atom becomes an ion?

Glacier is a mass of ice that descends very gradually down the largest known to exist at present is in Antarctica. What is its length?

A hollow on the surface of the earth, Moon or other planets is known as:

The atmosphere provides the air for breathing, shields, plants and animals from excess heat from the sun. It filters out the shorter ultraviolet rays that would otherwise destroy life. Hydrosphere includes all the bodies of water and ice on earth. What is lithosphere?