# Physical Geography GK MCQs

 Questions and Answers Type: MCQ (Multiple Choice Questions). Topic: General Knowledge. Sub-topic: Physical Geography. Number of Questions: 5 Questions with Answers.

Physical Geography MCQs (Multiple Choice Questions) with answers for various state exams and UPSC civil services, SSC, banking, MPSC, UPPSC, MPPSC etc. Exams. Learn and prepare Objective type Questions on Physical Geography.

##### 1. Which one of the following has the longest duration?

1. Eons.
2. Era.
3. Period.
4. Epoch.

Answer: (a) Eons.

Solution: In the geological time scale, eons have the longest duration as it is further divided into era then period to epoch.

##### 2. The direct source for the study of the interior of the earth is

1. Volcanic eruption.
2. Analysis of properties of matter.
3. Magnetic survey
4. Meteors.

Answer: (a) Volcanic eruption.

Solution: The direct sources for the study of the interior of the earth are rocks from mining areas, deep ocean drilling projects, and volcanic eruptions.

##### 3. The point where the energy is released in an earthquake is called

1. Epicentre.
2. Hypocentre.
3. Focus.
4. Core.

Answer: (c) Focus.

Solution: In an earthquake, the focus is the point where the maximum energy is released, and its opposite point is called the hypocentre.

##### 4. Which of the following is the characteristic of a P-wave?

1. It is very destructive.
2. It causes displacement of rocks.
3. It creates trough and crest in the materials.
4. It travels through all mediums.

Answer: (d) It travels through all mediums.

Solution: The characteristics of P-waves are: It is the first wave to arrive surface. It is similar to a sound wave. It travels through all mediums. It vibrates parallel to the direction of the wave.

##### 5. The scale used to measure the magnitude of an earthquake is

1. Mercalli scale.
2. Richter scale.
3. Seismograph.
4. Ordinal scale.

Answer: (b) Richter scale.

Solution: Richter scale is used to measure the magnitude of the earthquake. The magnitude is expressed in numbers 0-10.