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general revision science grade 6

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    reinforcement exercise for science grade 6
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  • the system used for breathing is called?
    the respiratory system
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  • the system of the body responsible for making children is called?
    reproductive system
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  • the system that controls our muscles and movement is called?
    muscular system
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  • the system that takes blood round our body is called?
    circulatory system
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  • the system that processes our food is called?
    digestive system
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  • what is the name of the air we breathe in?
    oxygen
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  • what is the name of the air we breathe out?
    carbon dioxide
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  • what is the function of chlorophyll in the chloroplast
    to enable photosynthesis
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  • the smallest unit in the human body is called a ?
    cell
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  • what is the name of the cell that helps to boost our immunity and fight against diseases?
    white blood cells
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  • what is the function of the red blood cells?
    to take nutrients( food and oxygen) round our body
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  • what are invertebrates?
    they are animals without a backbone
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  • what is photosynthesis?
    it is the process that helps plants make their own food.
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  • the system that controls the brain, spinal cord and nerves is called?
    Nervous system
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  • mention two parts of the respiratory system
    Nose, windpipe, Air tubes, lungs , Air sacs
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  • what system of the body is damaged when we smoke cigarettes?
    the respiratory system
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