9. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
10. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
11. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
12. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
13. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
14. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
15. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
16. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
17. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
18. DIRECTIONS: Write TRUE if the statement is correct. If the statement is
wrong, identify the wrong word or phrase, and replace them with the
correct answer.
19. III. Multiple Choice (16-25)
DIRECTIONS: READ EACH QUESTION CAREFULLY AND CHOOSE
THE BEST ANSWER.
20. Directions: Read each question carefully and
choose the best answer.
16. WHICHOF THE FOLLOWING EXPLAINS THE RELATIONSHIPBETWEENPH VALUE TOITS ACIDITY?
A. If thepH value ofwater is less than7, it is said to be acidic.
B. Ifthe pH value of water is 7, it is said to be neutral.
C. If thepH value ofwater is morethan 7, it is said to be alkaline.
D. All ofthe above
21. Directions: Read each question carefully and
choose the best answer.
17. WHAT IS THE CHARACTERISTICOF A GOOD GROUNDWATERRESERVOIR?
A. Low permeability and low porosity
B. Low permeability and high porosity
C. High permeability and low porosity
D. High permeability and high porosity
22. Directions: Read each question carefully and
choose the best answer.
18. IT IS THE PERCENTAGEOF A ROCK'S TOTALVOLUME THATIS TAKEN UP BYPORESPACE.
A. Permeability
B. Recharge
C. Aquifer
D. Porosity
23. Directions: Read each question carefully and
choose the best answer.
19. WHAT IS PERMEABILITY?
A.It is the abilityof a solidto allowfluidsto passthrough.
B. It is the process bywhich plantsreleasewatervaporto the atmosphere.
C. It is the amount of watervaporin the airrelativeto the maximumamount of watervaporthe aircan
hold.
D.It is the percentageof porespace in the rock.
24. Directions: Read each question carefully and
choose the best answer.
20. WHICHOF THE FOLLOWING STATEMENTSIS TRUE?
A. Coolair can hold more water vapor than warm air
B. Warmair canhold more water thancool air
C. Coolair and warm air always hold the same amount ofwater vapor
D. Air cannot contain water vapor
25. Directions: Read each question carefully and
choose the best answer.
21. THE BODYNEEDS WATERFORHUMANS TOSURVIVE.WHAT DO YOUCALL A WATERTHATIS
GOOD ENOUGH TODRINK?
A. Potable water
B. Groundwater
C. Surfacewater
D. Artesian water
26. Directions: Read each question carefully and
choose the best answer.
22. WHERE IS MOSTOF THE EARTH'S FRESHWATERLOCATED?
A. Inicecaps and glaciers
B. In oceans
C. Instorage tanks
D. In lakes and rivers
27. Directions: Read each question carefully and
choose the best answer.
23. WHICHOF THE FOLLOWING CHANGES IN CLIMATEHAS NOTALREADY OCCURRED?
A. A 0.74°C increase in average global temperature over the last century
B. A 0.17mrise in sea level during the 20thcentury
C. A decrease in the sea ice around Antarctica
D. Fewer cold days and frosts, and more frequentheatwaves over the last 50 years
28. Directions: Read each question carefully and
choose the best answer.
24. WHICH OFTHE FOLLOWING ACTIVITIESCONTRIBUTESTHE MOSTTO CARBON
EMISSIONSGLOBALLY?
A. Agriculture
B. Transport
C. Forestry
D. Energysupply
29. Directions: Read each question carefully and
choose the best answer.
25. HOW ARE AQUATICECOSYSTEMSTHREATENED BYSEDIMENTIN WATER?
A. Sediments can reduce the capacity of reservoirs and make it difficultfor ships tonavigate in
waterways.
B. It can damage equipmentused inwater supply installationsand hydroelectric plants, thus
increasingtheir maintenance costs.
C. This sediment can harmplants and animalsby carrying toxic chemicals into the water.
D. Allof the above