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SCIENCE QUIZ

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  • Give one example of a stimulus and the response in humans.,
    Touching a hot object → pulling hand away
  • State one adaptation of alveoli that helps in gas exchange.
    Thin walls / large surface area / surrounded by capillaries
  • Which part of the plant carries out photosynthesis?
    Leaf
  • What is the function of the red blood cell?,
    To transport oxygen
  • What waste product is removed from the body through urination?
    Urea
  • What type of reaction absorbs heat?
    Endothermic reaction
  • What is the main function of xylem in plants?,
    To transport water and minerals
  • Which organ is responsible for the exchange of gases in humans?
    Lungs
  • What part of the plant absorbs water from the soil?,
    Roots
  • What gas do plants release during photosynthesis?
    Oxygen
  • What is the main function of the human nervous system?
    To detect stimuli, send messages, and coordinate body responses
  • What is the unit of electric current?
    Ampere
  • Name one highly reactive metal
    Potassium / Sodium
  • Which blood component helps fight diseases?,
    White blood cells
  • What gas do humans exhale during respiration?
    Carbon dioxide
  • How do plants respond to light?,
    They grow towards the light (phototropism)
  • Which gas is released when a metal reacts with acid?
    Hydrogen
  • Which blood component helps in clotting?
    Platelets