TOTA (1 x 2) (2) 9.2 3.1.1 What is decertification? 9.2.2 7.1.2 State ONE way in which humans contribute to decertification, (1 x 2) (2) 142 9.2.3 1.3 Describe the extent to which South Africa is threatened by decertification. (2 x 2) (4) 1.4 9.2.4 Discuss TWO effects of decertification on the economy of South Africa. (2 x 2) (4) 1.5 Write a paragraph of approximately EIGHT lines in which you suggest sustainable ways to prevent and reverse decertification in Africa. (4x2) (8)

If you could drill a hole straight to the center of the earth, and keep track of what the hole is going through, youwould find: a) you would go through one sort of material, and then a different, denser material, and then a still-different, still-denser material, because the planet is made of concentric layers, sort of like an onion.b) you would go through one sort of material all the way to the center, because the planet is all mixed up.c) if your hole started at the north pole, you would go through different layers of different materials, but ifyour hole started at the equator, you would go through one sort of material all the way to the center.d) if your hole started at the equator, you would go through different layers of different materials, but if yourhole started at the north pole, you would go through one sort of material all the way to the center.e) you would strike diet pepsi when you got to the center.