ROUND-UP 1 Fill in the text with a suitable word for each blank space. There are two extra words you do not need to use. area balance consumption cultural degradation geographers landforms natural resources surface sustainable technology A landscape is part of the Earth s 1. ........................................... with geographic features that are characteristic of a particular area. A natural landscape is made up of different 2. ............................................ When people modify a landscape to grow plants or care for animals, it is called 3. ........................................... landscape. 4. ........................................... has increased our ability to change 5. ........................................... landscapes. The studies of 6. ........................................... suggest ways to help us protect the 7. ........................................... of the Earth s ecosystems. 8. ........................................... Land Management is decisive in minimising land 9. ..........................................., rehabilitating degraded areas and ensuring the best use of land 10. ........................................... for the benefit of present and future generations. 2 Choose the right option. 1. Soil is ............................................ a. organic material b. minerals and rocks c. organic and inorganic material 2. Soil is frequently made up of ............................................ a. sand or silt b. sand, silt or clay c. loam 3. Soil also contains ............................................ a. water b. air c. both water and air 4. Sustainability refers to the use of the ............................................ a. resources in a productive way b. resources in a productive way preserving their durability and their environmental function c. minimum possible amount of resources 5. Sustainable land conservation has ............................................ a. economic benefits as well b. only economic benefits 3 c. no economic benefits Answer the following questions. 1. What are the most common causes of soil degradation? ...................................................................................................................................................................................................................................................................................... 2. What forms can degradation result in? ...................................................................................................................................................................................................................................................................................... 3. What is accelerated soil erosion due to? ...................................................................................................................................................................................................................................................................................... 4. How can plants prevent soil erosion? ...................................................................................................................................................................................................................................................................................... 92 BIO AND MAN-MADE CONSTRUCTIONS