INSTRUCTIONS: 1.  Always write in full sentences unless otherwise advised. 2.  Use economic terminology at all times. 3.  Answer FOUR questions as follows: Section A: Compulsory Section B: Answer TWO of the three questions. Section C: Answer only ONE of the two questions. 4.  Section A is to be answered in this quiz.  Section B and Section C is to be answered on paper and uploaded into the   separate quiz. 5.  Number the questions as they are numbered in the question paper. 6.  Read ALL your questions thoroughly before answering. 7.  Non-programmable calculators may be used. 8.  Please only write with a BLUE pen.

1.1.3 Which one of the following can be regarded as a branch of Economics? (2)

2.3 Waar kan jy dié produkte koop? (1)

1.1.5 Watter sterrekundige het die vier grootste mane van Jupiter ontdek? (2)   A. Isaac Newton B. Nicholas Copernicus C. Johannes Kepler D. Galileo Galilei

Lees die volgende instruksies noukeurig deur voordat jy enige vrae begin beantwoord: 1.       Die antwoorde wat u op die vraestel verskaf moet u eie, oorspronklike werk wees. Geen kopiëring vanaf enige bron word toegelaat nie. Geen punte sal toegeken word vir gekopieerde werk nie. 2.       Lees al die vrae aandagtig deur. 3.       Beantwoord AL die vrae IN die “quiz”. Moenie enige antwoorde oop los nie, en moenie jou antwoorde op papier skryf nie. 4.       Maak gebruik van die puntetoekenning as ʼn riglyn vir hoeveel inligting in u antwoorde gegee moet word. 5.       Daar mag ‘n “file upload” vereis word. U benodig ʼn leë vel papier, ‘n liniaal, ‘n pen en ‘n skandeerder, skandeerder-App of selfoon kamera. 6.       Teken slegs hand getekende diagramme, tabelle en grafieke op aparte blad wanneer dit so gevra word. 7.       Alle diagramme, tabelle en grafieke moet in potlood geteken word, met byskrifte in blou of swart pen. 8.       Die diagramme in hierdie vraestel is nie noodwendig volgens skaal nie. 9.       U mag ‘n sakrekenaar gebruik indien nodig.

2.1.2 Gee net die letter / nommer van die deel … A. Vervoer van urine of semen [a] B. Waar bevrugting plaasvind [b] C. Dit word gedurende menstruasie uitgeskei [c] (3)

Monozygotic (identical) twins arise when a single egg, fertilized by a single sperm, divides early in development, giving rise to two genetically identical embryos. A recent study examined two monozygotic twins in which one of the twins had trisomy 21 and the other twin had two normal copies of the 21 chromosome. Explain how two identical twins could differ in their number of chromosomes.

Compare and contrast Gregor Mendel’s scientific method and approach to science (see Chapter 3) with that of Watson and Crick. How did they differ? Where there any similarities?

 x = 15,  is an assignment statement. 

Given variables x, y, and z. x = 25y = x + 5What is y?