5.1 Insoluble substances   (1)

Refer to the following table to answer the next six questions.The table describes the utility Alice receives from her consumption of movies or used DVDs. Movies Consumed Total Utility Used DVDs Consumed Total Utility 0 0 0 0 1 200 1 50 2 350 2 80 3 400 3 100 4 480 4 110 5 480 5 103 Assume that movies cost $5 and used DVDs cost $1 each. If Ashley has $12 to spend on both, the combination of movies and used DVDs that would maximize her utility would be

2.1 What do we call the process that plants use to make glucose sugar? (1)

Refer to the following graph to answer the next four questions. Marginal utility is negative

QUESTION 4: MATCHING                                                                    (5) Match the term in Column A with the correct description in Column C. Type your answer (JUST THE LETTER) in the answer field provided in Column B.    

6.2 _______ is at the southern tip of the African continent. (1)

9.1 Explain 2 ways in which wetlands help purify water.   (2)

QUESTION 7 Complete the sentences by making use of your knowledge about the different locations we have learned about, such as, highveld, lowveld etc. Write down only the words. (6) 7.1 The smaller of two valleys in the Western Cape that are found between mountain ranges, is called the [ans1]. 7.2 High lying plateau in the center of South Africa, is called the [ans2]. 7.3 Found on the eastern part of South Africa, about 800m above sea level, is called the [ans3]. 7.4 The name of a desert is called the [ans4] desert. 7.5 A large valley found between the Swartberg and Nuweveldberg mountains, is called the [ans5]. 7.6 Found along the west coast next to the cold Atlantic Ocean, is [ans6].

QUESTION 10 Human and physical characteristics are things you can see all around you. Define physical characteristics and human characteristics AND give an example of each. (4)

QUESTION 12 Read the following article about building roads and answer the question below. (5) To see the image and passage below, click on the blue button below. The image and passage will open in a new tab. DO NOT close this test. Navigate carefully between the tabs.   In a short paragraph, 5-10 sentences, explain how humans have changed the roads to make it easier for us to get to certain places. Your paragraph must have the following: A title for your paragraph 4 facts explaining how humans have changed the roads to make it easier for us to get to certain places.