Grade 11 Integrated Science

24 Questions | Total Attempts: 38

SettingsSettingsSettings
Please wait...
Grade 11 Integrated Science

Questions from the biology section of the syllabus


Questions and Answers
  • 1. 
    The structure label T is the 
    • A. 

      Nucleus 

    • B. 

      Vacuole 

    • C. 

      Cell wall 

    • D. 

      Chloroplast

  • 2. 
    The structure label X is the 
    • A. 

      Nucleus 

    • B. 

      Vacuole 

    • C. 

      Cell wall 

    • D. 

      Chloroplast 

  • 3. 
    The structure responsible for the transfer of characteristic from parents to offspring is the ?
    • A. 

      Vacuole 

    • B. 

      Cytoplasm 

    • C. 

      Chromosome 

    • D. 

      Cell Membrane 

  • 4. 
    Which of the following worded equation correctly summarises  the process of Photosynthesis 
    • A. 

      (A)

    • B. 

      (B)

    • C. 

      (C)

    • D. 

      (D)

  • 5. 
    Which of the following shape describe molar teeth
    • A. 

      Pointed 

    • B. 

      Rounded 

    • C. 

      Flat topped 

    • D. 

      Chisel-shaped 

  • 6. 
    Which nutrient is important for building strong muscle ?
    • A. 

      Fat

    • B. 

      Sugar

    • C. 

      Starch 

    • D. 

      Protein 

  • 7. 
    In which of the following processes is glucose converted into carbon dioxide, water and energy 
    • A. 

      Digestion

    • B. 

      Excretion 

    • C. 

      Respiration 

    • D. 

      Fermentation 

  • 8. 
    Which of the following systems is likely to be affected by the presence of dust in the air 
    • A. 

      Digestive 

    • B. 

      Endocrine 

    • C. 

      Respiratory 

    • D. 

      Circulatory 

  • 9. 
    Which of the following air pollutants combines with the haemoglobin in the red blood cell? 
    • A. 

      Carbon dioxide 

    • B. 

      Nitrogen Dioxide 

    • C. 

      Sulphur Dioxide 

    • D. 

      Carbon Monoxide 

  • 10. 
    The names of three types of blood vessels found in the human circulatory system are artery, veins and 
    • A. 

      Valves 

    • B. 

      Tubules 

    • C. 

      Capillaries 

    • D. 

      Bronchioles 

  • 11. 
    Which component of the human blood transport oxygen 
    • A. 

      Platelets 

    • B. 

      Phagocytes 

    • C. 

      Lymphocytes 

    • D. 

      Red blood cell

  • 12. 
    The amount of water entering the tissues of the body is controlled by 
    • A. 

      Egestion 

    • B. 

      Nutrition 

    • C. 

      Excretion 

    • D. 

      Osmoregulation 

  • 13. 
    Antibodies are important in the human body because they: 
    • A. 

      Control Hormones 

    • B. 

      Protect against disease 

    • C. 

      Help make red blood cell 

    • D. 

      Regulate blood glucose level 

  • 14. 
    Which structure is responsible for carrying impulses to the brain ?
    • A. 

      (A)

    • B. 

      (B)

    • C. 

      (C)

    • D. 

      (D)

  • 15. 
    Which of the following hormones regulate blood sugar level in humans 
    • A. 

      Insulin 

    • B. 

      Secretin 

    • C. 

      Prolactin 

    • D. 

      Adrenalin 

  • 16. 
    Which of the following sequence correctly represents the order of the process involved in the reproduction and growth of plants 
    • A. 

      (A)

    • B. 

      (B)

    • C. 

      (C)

    • D. 

      (D)

  • 17. 
    In which test tube is germination most likely to take place? 
    • A. 

      I

    • B. 

      II

    • C. 

      III

    • D. 

      IV

  • 18. 
    Which of the following hormones is produce in emergency situations 
    • A. 

      Insulin 

    • B. 

      Secretin 

    • C. 

      Prolactin 

    • D. 

      Adrenaline  

  • 19. 
    Which of the following methods  of birth control is most likely to require an accurate prediction of the ovulation period ? 
    • A. 

      Rhythm 

    • B. 

      Barrier 

    • C. 

      Surgical 

    • D. 

      Hormonal 

  • 20. 
    The testes of the human male correspond to the anther of flowers because they 
    • A. 

      Are separate organs 

    • B. 

      Have similar shape 

    • C. 

      Produce male sex cell 

    • D. 

      Have tube leading from them 

  • 21. 
    Wet clothes are most likely to dry quickly under conditions of 
    • A. 

      High temperature and low humidity 

    • B. 

      High temperature and high humidity 

    • C. 

      Low temperature and low humidity 

    • D. 

      Low temperature and high humidity 

  • 22. 
    Which of the following is the method of heat transfer that occurs in fluids 
    • A. 

      Radiation 

    • B. 

      Convection 

    • C. 

      Conduction 

    • D. 

      Evaporation 

  • 23. 
    Solar energy is transferred through space by 
    • A. 

      Radiation 

    • B. 

      Convection 

    • C. 

      Conduction 

    • D. 

      Evaporation 

  • 24. 
    During which of the above process is excretion occurring
    • A. 

      I

    • B. 

      II

    • C. 

      III

    • D. 

      IV

Back to Top Back to top