GOZO COLLEGE GIRLS SECONDARY

Transcription

1 GOZO COLLEGE GIRLS SECONDARY Half Yearly Exams Subject: GEOGRAPHY GENERAL Form: 2 Time: 1 hr 30 min Name: Class: Index No:

2 A. Observe well the cross section of the Earth diagram, and match the phrases with the corresponding numbers in the list below. List: outer core, direction of plates, mountains, crust, mantle, convection currents, inner core, volcano, folding of crust, plate boundary (total10 marks) Page 1

3 B. Underline the correct answer. (total10 marks) 1. Convection currents inside the mantle are cause by heat from the (crust, sun, core). 2. The (magma, crust, rock) is divided into several continental plates. 3. The crust floats upon the (lava, convection currents, magma) inside the mantle. 4. The majority of the earthquakes occur at the (continent boundary, plate boundary, plate centre). 5. Millions of years ago, before the continents drifted apart, the land was one whole piece called the (Pangea, Panther, Eurasia). 6. Part of what is left of the Tethys sea is today called the (Black, Mediterranean, Red) sea. 7. The (epicentre, focus, centre) is where the earthquake originates inside the crust. 8. Vibrations which left from where the earthquake originates are called (seismic, magnetic, tidal) waves. 9. The (epicentre, focus, centre) is the centre of the earthquake at the surface of the crust. 10. The Maltese Islands form part of the (Arabian, Eurasian, African) plate. Page 2

4 C. Label the diagram and then answer the following questions about volcanoes. (total 10 marks) (1/2 mark each) 1. Is Mount Etna an active, dormant, or extinct volcano? (1 mark for every answer) 2. Mention the name of an extinct volcano in the Mediterranean Region. 3. The Pacific Ocean is surrounded with a plate boundary having several active volcanoes and earthquakes. What is this area called? 4. Which are the 3 main advantages of living near a volcano? Page 3

5 D. Below is a map of the Mediterranean Region indicating some mountains and volcanoes which are found in this area. Using colours, answer the questions below. (total10 marks) 1. Colour accordingly the ovals which indicate mountains: I. Pyrenees Blue II. Atlas Red III. Dinaric Green IV. Taurus Yellow 2. Colour accordingly the squares which indicate volcanoes: I. Etna Blue II. Santorini Red III. Vesuvius Green IV. Ararat Yellow 3. Colour accordingly the arrows which indicate continental plates: I. African plate Blue II. Eurasian plate Red Page 4

6 E. Fill in with the correct word. (total10 marks) 1. Rock which is formed with sea pressure at the bottom of the sea is called rock. 2. An other phrase of mountain building is called mountains. 3. fold mountains are recently formed mountains. 4. The are mountains which run from northern to southern Italy. 5. A mountain is a group of closely spaced mountains. 6. A mountain consists of many groups of mountains that run parallel to each other. 7. The plate is pushing much stronger than the African plate, therefore having more mountains. 8. The African plate is moving to the. 9. The Eurasian plate is moving to the. 10. The are mountains found in northern Italy. Page 5

7 F. Are these phrases true or false? Tick ( ) the correct square. (total 10 marks) True False 1. A submarine quake is used to transport soldiers under water. 2. A tidal wave is like a tsunami. 3. A tsunami is followed after an under water earthquake. 4. The Mercalli scale is a type of seismograph. 5. The Richter scale is used by the Italians only. 6. The Richter scale calculates earthquake forces from 1 to The earthquake drill is used by a carpenter. 8. A seismologist is a person who studies earthquakes. 9. In March 2011, Japan s coast was washed inland with a tsunami. 10. Aftershocks are tremors which occur after a major earthquake. Page 6

8 G. Answer the following questions about water. (total10 marks) 1. What is water fit for drinking called? 2. What is water which is not fit for drinking called? 3. What word is used which refers to the amount / percentage of salt in water? 4. What is a water budget? 5. What is the purpose of a desalination plant / reverse osmosis? 6. Is water distributed equally around the world? 7. What is the percentage of fresh water in the world, 1%, 3%, or 6%?. 8. Are these bodies of water fresh or salt water? ( 1/2 mark each) River- Lake- Ocean- Bay- Sea- Pond- Page 7

9 H. Label the diagram with the corresponding numbers and then answer the questions. (total10 marks) What does water turn into when heated?. 8. When frozen in the sky, water may be visible as. 9. An other word for trees and plants is. 10. When fallen to the ground, the majority of the water ends up in the. Page 8

10 I. Draw a labelled diagram of Relief Rainfall in the space provided, and then answer the questions below. (total 10 marks) (6 marks) 1. Where does this type of rainfall occur? (total 4 marks) 2. At the end of this rainfall process, what type of climate is found? 3. Do we get this type of rainfall in the Maltese Islands? 4. What type of rainfall occurs in places near the equator? Page 9

11 J. Underline the correct answer. (total 10 marks) 1. (Permeable, Porous, Hollow) rock are rocks that can hold water in their pores like a sponge. 2. (Drips, Runs, Percolates) means when water seeps through the rock. 3. (Permeable, Impermeable, Porous) are rocks which let water pass through them. 4. (Permeable, Impermeable, Porous) are rocks which do not let water pass through them. 5. An example of permeable rock is (blue clay, globigerina limestone, plaster). 6. An example of impermeable rock is (blue clay, globigerina limestone, greensands). 7. An (aquadot, aquarium, aquifer) is when water passes through the rock and held on clay, forming a (pond, water table, waterfall). 8. A water table which forms several meters above sea level is called a (perched aquifer, permeable aquifer, pond). 9. A water table which forms at sea level is called the (mean sea level, bottom, above sea level) aquifer. Page 10