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QUESTION 3 Name two of the seven continents we have learned about. (2)

QUESTION 2: MULTIPLE CHOICE                                                             (5) Carefully read through the following statements and questions. Select the correct answer from the options provided.  

What must happen to the market price in order for a shortage to be eliminated?

The cost of a trade-off is known as the ________ cost of that decision.

      1.1 A hypothesis is always the incorrect outcome of the experiment.  [ans1]  (1) 1.2 Fats and oils store energy and provide insulation.  [ans2]  (1) 1.3 An ecosystem is a community of interacting species and their environment.  [ans3]  (1) 1.4 Rickets is a disease caused by a lack of vitamin C.  [ans4] (1) 1.5 Insectivores are insects that only eat meat.  [ans5]  (1) 1.6 Chlorophyll is a substance in leaves that absorbs sunlight and gives leaves their green colour.  [ans6]  (1) 1.7 Iron is the mineral that produces red blood cells.  [ans7] (1) 1.8 Water and fibre are the substances that prevent you from suffering from constipation.  [ans8] (1) 1.9 Eggs provide us with more energy than potatoes.  [ans9] (1) 1.10 The Sun is the original source of energy.  [ans10]  (1)

Which point on the graph below represents an inefficient use of society’s resources? Click to view larger image.

QUESTION 8: TEXT BOX                                                                 (7) Read the instructions carefully and type your answer in the space provided. Take note that contrast refers to differences and compare refers to similarities.    

Thomas Malthus’s prediction of mass starvation failed to come true because of increases in

SECTION A TOTAL [24]

Instead of deciding to finish high school, Cecily could have decided to work full-time. Howwould an economist explain her decision to receive her high school degree?