SECTION 4

Questions 31-33

Choose the correct letter, A, B, or C.

31   Society cannot

A   find more coal and oil.

B   reduce waste C02.

C   take C02 from power stations.

32   Turning carbon dioxide into a solid

A   is slow but practical.

B   can be made faster.

C   cannot happen naturally.

33   Seawater

A   has lots of carbonic acid.

B   has closely connected types of life.

C   is highly acidic.

Questions 34-40

Complete the table.

Write NO MORE THAN TWO WORDS OR A NUMBER for each answer.

 

Three Problems of Geosequestration

 

Risk of leaksCost34______ still not proven
Gas would become 35______expensive,particularly the 36______Require the plant to burn 37______ of its coal
risk of widespread 38______Price of electricitycould 39______release of more Sulphur,ash, and 40______

 

31.
32.
33.
34.
35.
36.
37.
38.
39.
40.