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Natural Science units 1, 2 and 3.

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  • They can have a thick skin and a blow hole.
    Marine mammals
  • The blood vessels which take the blood to the heart are the_______
    veins
  • Healthy or unhealthy. Drinking fizzy drinks.
    Unhealthy
  • Healthy or unhealthy. Drinking water
    healthy
  • _______ helps contract and expand the lungs.
    The diaphragm
  • _____________provide you with fibre.
    Fruit and vegetables/ Bread, pasta, cereals and potatoes.
  • Plaque can be caused by__________
    not brushing your teeth properly.
  • Stress can be caused by____________
    not sleeping enough.
  • _________ are small air sacs in the lungs.
    The alveoli
  • TRUE OR FALSE. The circulatory system transports carbon dioxide to all cells in the body.
    The circulatory system transports oxygen to all cells in the body.
  • ___________provide you with energy.
    Olive oil, seeds, avocados and nuts / Bread, pasta cereals and potatoes.
  • They normally have four, scales and sometimes they have a shell.
    Reptiles
  • Invertebrates which cannot move_______
    sponges
  • __________provide you with antioxidants.
    Fruit and vegetables
  • ________provide you with calcium.
    Dairy products
  • ___________ transports air from the mouth and nose into the bronchi.
    The trachea
  • Arthropods with segmented bodies___________
    myriapods
  • Arthropods which can have wings_________
    Insects
  • TRUE OR FALSE. Gas exchange occurs in the veins.
    Gas exchange occurs in the capillaries.
  • ______________is when a sperm joins an ovum.
    Fertilisation
  • Obesity can be caused_______________
    by a bad diet.
  • Healthy or unhealthy. Playing sports
    Healthy
  • Healthy or unhealthy. Playing computer games.
    Unhealthy
  • Before a baby is born, it is called_________
    Foetus
  • Healthy or unhealthy. Eating lots of salt.
    Unhealthy
  • TRUE OR FALSE. The heart has two chambers.
    The heart has FOUR chambers.
  • The doctor who operates on patients is the ___________
    surgeon
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