MCQ for geography-1

With reference to the earthquake waves, consider the following statements:

1. P-waves are body waves while S-waves are surface waves.

2. The surface waves are more destructive than the body waves.

Which of the statements given above is/are correct?

With reference to Earthquakes, consider the following statements:

1. A seismic gap is a section of a fault that produced earthquakes in the past, but is in dormant state presently.

2. Benioff zone is a seismically active underground area within a subduction zone.

Which of the statements given above is/are correct?

With reference to igneous rocks, consider the following statements:

1. While extrusive igneous rocks have large grains, intrusive igneous rocks have a fine grained structure.

2. Acidic igneous rocks are less dense and lighter in colour than basic igneous rocks.

Which of the statements given above is/are correct?

Consider the following statements with reference to Archean rocks:

1. They are formed during the initial consolidation of the earth’s crust.

2. They serve as the basement complex or the foundation rocks for other rock systems.

Which of the statements given above is / are correct?

Consider the following statements with reference to Crust:

1. Oceanic crust is thicker as compared to the continental crust.

2. The continental crust is thicker in the areas of major mountain systems.

Which of the statements given above is/are correct?

Which of the following acts as direct sources of information about Earth’s interior?

1. Volcanic Eruptions

2. Study of Seismic Waves

3. Spatial variations in Earth’s Gravity

4. Deep Earth Mining

Select the correct answer using the codes given below:

Which of the following boundaries is/are mostly convergent?

1. The boundary between Jaun De Fuca plate and North American Plate

2. The boundary between Arabian plate and African Plate

3. The boundary between Philippine plate and Pacific Plate

4. The boundary between Eurasian plate and Indo Australian Plate

Select the correct answer using the codes given below:

Consider the following statements with reference to process of weathering:

1. Exfoliation is the disintegration of rocks caused due to contrast in temperatures.

2. Most important determining factor for the chemical weathering is the size of rock.

3. Process of Erosion also contributes to weathering of rocks

Which of the statements given above is/are correct?

Consider the following statements with reference to seismicity:

1. The point at which the energy is released is called the focus of an earthquake.

2. Epicentre is the point above the focus which is at shortest distance.

3. Energy reaching the surface will increase with increasing distance from epicentre.

Which of the statements given above is/are correct?

Consider the following statements with reference to Energy in earth’s interior:

1. The high temperature of earth’s core is attributed to automatic disintegration of the radioactive substances apart from primordial heat.

2. Heat transfer from the interior of earth is continuous and uniform throughout the earth’s interior.

Which of the statements given above is/are correct?