New ! Biology MCQ Practise Tests

Full Portion Five Marks Question Paper

11th Standard

    Reg.No. :


Time : 02:00:00 Hrs
Total Marks : 100
    20 x 5 = 100
  1. Give a general account on lichens.

  2. What is the difference between a Zoo and Wild Life Sanctuary

  3. Can we use recent molecular tools to identify and classify organisms

  4. What are the components of blood in frog?

  5. Write short note on Absorption and Assimalation.

  6. Explain the conditions which creates problems in oxygen transport.

  7. Explain Transport of carbon dioxide during respiration.

  8. Select the correct biological term.
    Cardiac muscle, atria, tricuspid systole, auricles, arteries, diastole, ventricles, bicuspid valve, pulmonary artery, cardiac cycle, semilunar valve, veins, pulmonary vein, capillaries, vena cava, aorta.
    (a) The main artery of the blood
    (b) Valves between the left atrium and ventricle
    (c) Technical name for relaxation of the heart.
    (d) Another name for atria.
    (e) The main vein.
    (f) Vessels which carry blood away from the heart
    (g) Two names for the upper chambers of the heart
    (h) Thick walled chambers of the heart.
    (i) Carries blood from the heart to the lungs
    (j) Takes about 0.8 sec to complete.
    (k) Valves situated at the point where blood flows out of the heart.
    (l) Vessels which carry blood towards the heart
    (m) Carries blood from the lungs to the heart.
    (n) The two lower chambers of the heart.
    (o) Prevent blood from re-entering the ventricles after entering the aorta.
    (p) Technical name for one heartbeat.
    (q) Valves between right atrium and ventricles.
    (r) Technical name for contraction of the heart.
    (s) Very narrow blood vessels.

  9. Explain coagulation of blood.

  10. Explain cardiac output in man.

  11. Identify the biological term.
    Homeostasis, excretion, glomerulus, urea, glomerular filtration, ureters, urine, Bowman's capsule, urinary system, reabsorption, micturition, osmosis, glomerular capillaries via efferent arteriole, proteins.
    (a) A liquid which gathers in the bladder.
    (b) Produced when blood is filtered in a Bowman's capsule.
    (c) Temporary storage of urine.
    (d) A ball of inter twined capillaries.
    (e) A process that changes glomerular filtrate into urine.
    (f) Removal of unwanted substances from the body.
    (g) Each contains a glomerulus.
    (h) Carry urine from the kidneys to the bladder.
    (i) Contains urea and many useful substances.
    (j) Blood is filtered through its walls into the Bowman's capsule.
    (k) Scientific term for urination.
    (I) Regulation of water and dissolved substances in blood and tissue fluid.
    (m) Carry urine from the kidneys to the bladder.
    (n) Consists of the kidneys, ureters and bladder.
    (o) Removal of useful substances from glomerular filtrate.
    (p) The process by which water is transported in the proximal convoluted tubule.
    (q) Where has the blood in the capillaries I surrounding the proximal convoluted tubule come from?
    (r) What solute the blood contains that are not present in the glomerular filtrate?

  12. Explain the tubular reabsorption process of urine formation.

  13. Draw a diagram of a neuron and label the parts.

  14. Endocrine glands control and coordinate the body functions through secreting certain chemical messengers called hormones. Due to certain physiological reasons, the blood glucose level of an otherwise normal person.
    a. Give the possible cause for the increases in blood glucose level.
    b. What is the chemical nature of this hormone? Discuss its role in the body.
    c. How can this condition be reversed?

  15. Give the economic importance of Silkworm

  16. Explain the advantages of aquaponic gardening.

  17. List the differences between Sap wood and Heart wood?

  18. Draw the schematic representation of Calvin Cycle?

  19. Explain the physiological effects and agricultural role of Auxin.

  20. What are the conditions which can be diagnosed by MRI?


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