Science Form 3 Chapte 1-2

21 Questions | Total Attempts: 459

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Science Quizzes & Trivia

Good luck for students who have to take PMR exam soon~~


Questions and Answers
  • 1. 
    1. What is the meaning of inhalation?
    • A. 

      A. process breathing out air.

    • B. 

      B. process breathing in air.

    • C. 

      C. process breaking down food.

    • D. 

      D. process get rid of carbon dioxide.

  • 2. 
    2. What is the pathway of inhalation?
  • 3. 
    3. Is haemoglobin a pigment?
    • A. 

      True

    • B. 

      False

  • 4. 
    4. haemoglobin + oxygen = ________ ( Answer in non capslock )
  • 5. 
    5. Where does gaseous exchange takes place?
    • A. 

      A. Stomach

    • B. 

      B. Intestine

    • C. 

      C. Alveoli

  • 6. 
    6. During inhalation, what does the ribs happen?
    • A. 

      A. move inwards and downwards.

    • B. 

      B. move upwards and outwards.

  • 7. 
    7. During inhalation, what happens to the diaphragm?
    • A. 

      A. contracts and flattens.

    • B. 

      B. relaxes and flattens.

    • C. 

      C. relaxes and curves up.

    • D. 

      D. contracts and curves up.

  • 8. 
    8. During inhalation, how is the air pressure in the lungs?
    • A. 

      A. low

    • B. 

      B. high

  • 9. 
    9. __________ is the process where gas molecules move from a place where there are many molecules to a place with fewer molecules.
  • 10. 
    10. Smoke contains: a.) _________ b.)__________ c.)__________ d.)__________
  • 11. 
    11. Our heart has ___ chambers.
  • 12. 
    12.3 types of blood vessels: _________,_____________,______________.
  • 13. 
    13. Artery carries blood with ________ pressure?
    • A. 

      A. high

    • B. 

      B. low

  • 14. 
    14. How thick is the blood capillaries?
    • A. 

      A. as thick as artery's

    • B. 

      B. as thick as vein's

    • C. 

      C. one-cell thick

  • 15. 
    15. __________ artery carries deoxygenated blood.
    • A. 

      A. renal

    • B. 

      B. pulmonary

  • 16. 
    16. What is the colour of blood with oxygen?
    • A. 

      A. bright red

    • B. 

      B. purplish-red

  • 17. 
    17. There are 4 types of blood circulation. Is it true?
    • A. 

      True

    • B. 

      False

  • 18. 
    18. Human blood consists of __________, ___________ and __________.
    • A. 

      A. red blood cells, white blood cells, platelets.

    • B. 

      B. enzymes, red blood cells and water

    • C. 

      C. lipase, protease and amylase

  • 19. 
    19. A stoma consists of _________ and ______________. (Use comma to seperate the answer)
  • 20. 
    20. Xylem transports water.
    • A. 

      True

    • B. 

      False

  • 21. 
    21. ________ transports food in plants from leaves to roots.
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