1. One of the most pressing concerns confronting humans today is global warming, or the rise in temperature surrounding the earth's a_________.

2. Global warming is primarily caused by humans, and its consequences for people and the environment are c________.

3. Crop yields may be reduced globally as a result of global warming, which may cause f_______.

4. Forests a______ and c_______ CO from the atmosphere, but the cutting down of forests for wood, paper or farming is on the rise which lead to the increase in temperature.

5. Economic growth will be slowed and e_______ will be harmed as a result of water scarcity.

6. The extinction of species on a large scale is a major source of concern for humans, as we cannot thrive on this planet without d_______.

7.  Optional subjects must be studied for two years, and students must sit for AS and A2 examinations r_______ at the end of each year. 

8. Students should consider academic q________ such as the A-level or the International Baccalaureate (iB) Diploma Programme when preparing for further education at a university or institution.

9. UK’s higher education qualifications are usually highly ap________ worldwide.

10. TOK is a two-year course designed to help pupils b______ their understanding of how different school subjects interact.