ABET LEVEL 4 SUMMATIVE ASSESSMENT



|INSTRUCTIONS AND INFORMATION | | |

|1. |This assessment task consists of TWO sections. | | |

|2. |Answer ALL the questions. | | |

|3. |Read ALL the questions carefully. | | |

|4. |Number the answers according to the numbering system used in this assessment task. | | |

|5. |Write neatly and legibly. | | |

|SECTION A | | |

|QUESTION 1 | | |

|1.1 |Various options are given as possible answers to the following questions. Choose the answer and write only the letter (A–D) | | |

| |next to the question number (1.1.1–1.1.5) in the ANSWER BOOK. | | |

| |1.1.1 |Anaerobic respiration takes place when there is no … | | |

| |A |carbon dioxide. | | |

| |B |water. | | |

| |C |oxygen. | | |

| |D |air. | |(1) |

| |1.1.2 |A soccer player kicks a ball with a force of 14 N into the air over a distance of 5 m. | | |

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| | |Calculate the work done. | | |

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| | |(NOTE: Work done = force × distance) | | |

| |A |50 J | | |

| |B |60 J | | |

| |C |70 J | | |

| |D |80 J | |(1) |

| |1.1.3 |What do we call a person who studies the weather? | | |

| |A |Geologist | | |

| |B |Climatologist | | |

| |C |Botanist | | |

| |D |Astronomist | |(1) |

| |1.1.4 |Sandy soil is NOT suitable for plant growth because it has … | | |

| |A |small soil particles. | | |

| |B |small air spaces between particles. | | |

| |C |high water retention capacity. | | |

| |D |low water retention capacity | |(1) |

| |1.1.5 |Which ONE of the following instruments is used to measure the body temperature of the human body? | | |

| |A |Thermometer | | |

| |B |Thermostat | | |

| |C |Barometer | | |

| |D |Speedometer | |(1) |

|1.2 |Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only 'true' or 'false' next to the | | |

| |question number (1.2.1–1.2.5) in the ANSWER BOOK. | | |

| |1.2.1 |A geologist studies the origin, structure and composition of the earth. | | |

| | | | |(1) |

| |1.2.2 |The hydrosphere is the layer of gases that surrounds the earth. | | (1) |

| |1.2.3 |The switch is a control unit that provides the ability to open or close the circuit. | | |

| | | | |(1) |

| |1.2.4 |The nucleus is the central region of the atom that contains protons and neutrons. | | |

| | | | |(1) |

| |1.2.5 |Antibiotics are used to kill viruses in the body. | | (1) |

|1.3 |Choose a description from COLUMN B that matches a word/term in COLUMN A. Write only the letter (A–G) next to the question | | |

| |number (1.3.1–1.3.5) in the ANSWER BOOK. | | |

| |COLUMN A |COLUMN B | | |

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| |1.3.1 |White blood cells |A |two or more elements chemically bonded | | |

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| |1.3.2 |Mixture |B |the moon is between the sun and the earth | | |

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| |1.3.3 |Genetics |C |transports oxygen | | |

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| |1.3.4 |Solar eclipse |D |protects the body against diseases | | |

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| |1.3.5 |Compound |E |study of heredity | | |

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| | | |F |two or more substances that are not chemically combined | | |

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| | | | |the earth is between the sun and the moon | | |

| | | |G | | | |

| |(5 × 1) | | (1) |

| | | |[15] |

|TOTAL SECTION A: | | 15 |

|SECTION B | | |

|QUESTION 2 | | |

|Study the diagram below that represents a flower and answer the questions. | | |

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|2.1 |Name the parts labelled B, C and E. | | (3) |

|2.2 |What is the collective name for the parts labelled in QUESTION 2.1? | | (1) |

|2.3 |Write the letter and name of the part where pollen is produced. | | (2) |

|2.4 |Part G of the flower is the calyx, it contains chlorophyll, and therefore it can absorb carbon dioxide for photosynthesis. | | |

| |2.4.1 |Write down the chemical reaction of the process in QUESTION 2.4 above. | | |

| | | | |(2) |

| |2.4.2 |Name any THREE places where carbon dioxide is commercially used. | | |

| | | | |(3) |

| | | | |[11] |

|QUESTION 3 | | |

|Study the diagram below that represents a simple circuit connection, and answer the questions. | | |

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|[Adapted from:e-classroom.co.za] | | |

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|3.1 |Is the diagram above a parallel or a series connection? | | (1) |

|3.2 |Show how the parts labelled A, B and C are represented in the circuit diagram. | | |

| | | |(3) |

|3.3 |Explain why the connection in the diagram is not recommended for our homes. | | |

| | | |(2) |

|3.4 |Explain the energy transformation that takes place in this connection. | | (3) |

| | | |[9] |

|QUESTION 4 | | |

|4.1 |Classify the following as mixtures or solutions: | | |

| |4.1.1 |Salted water | | (1) |

| |4.1.2 |Sand and sugar | | (1) |

| |4.1.3 |Vinegar | | (1) |

|4.2 |Read the information below about the kinetic theory of matter and answer the questions. | | |

| |The Kinetic theory or model of matter states that: | | |

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| |All matter is made up of very small particles. | | |

| |These particles are in a continuous movement. | | |

| |There are forces of attraction between the particles. | | |

| |There are spaces between the particles. | | |

| |4.2.1 |What are the small particles called? | | (1) |

| |4.2.2 |In which phase of matter are the spaces the biggest? | | (1) |

| |4.2.3 |When the liquid is frozen to solid, changes take place in the particle arrangement. | | |

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| | |State whether the following would increase or decrease. | | |

| | |(a) |The spaces between particles | | (1) |

| | |(b) |The speed at which the particles are moving | |(1) |

|4.3 |Name the scientific study of the structure of substances and the way they react with other substances. | | |

| | | |(1) |

| | | |[8] |

|QUESTION 5 | | |

|Study the table below that compares planets in the solar system and answer the questions. | | |

|Planet |Size (km in |Distance from the sun|Orbital periods |Atmospheric |Number of moons |Average surface | | |

| |millions) |(million km) |(days) |composition | |temperature | | |

| |diameter | | | | | | | |

|Mercury | 4,879 | 57,9 |88 |None |0 |-180 to 430 | | |

|Venus | 12,103 | 108,2 |224,7 |CO2 |0 |465 | | |

|Earth | 12,756 | 149,6 |365,2 |N2,O2 |1 |-89 to 58 | | |

|Mars | 6,793 | 227,9 |687 |CO2 |2 |-82 to 0 | | |

|Saturn |143,000 | 778,6 |4,331 |H2,He |63 |-150 | | |

|Jupiter |120,531 |1433,5 |10,747 |H2,He |62 |-170 | | |

|Uranus | 51,113 | 2872,5 |30,589 |H2,He |27 |-200 | | |

|Neptune | 49,532 | 4,495 |59,8 |H2,He |13 |-210 | | |

|5.1 |Which planet is closest in diameter to planet earth? | | (1) |

|5.2 |What is the distance between earth and Jupiter? | | (2) |

|5.3 |Which planet is the coldest? | | (1) |

|5.4 |A satellite is basically any object that revolves around a planet in a circular or elliptical path. | | |

| |5.4.1 |Name the only natural satellite that revolves around planet earth? | | (1) |

| |5.4.2 |Name any TWO artificial satellites. | | (2) |

| | | | |[7] |

|TOTAL SECTION B: | | 35 |

|GRAND TOTAL: | | 50 |

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GENERAL EDUCATION AND TRAINING CERTIFICATE

NQF LEVEL 1

ABET LEVEL 4 SITE-BASED ASSESSMENT

|LEARNING AREA |: |NATURAL SCIENCES |

|CODE |: |NATS4 |

|TASK |: |TEST |

|DURATION |: |2 HOURS |

|MARKS |: |50 |

This assessment task consists of 8 pages.

A

B

C

D

E

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B

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