Transport of substances in animals and plants Worksheet-1
(a) Chemicals produced in the lungs dissolve in the blood giving it a bright red colour
(b) The lungs add a pigment (dye) to blood as it flows through them.
(c) Carbon dioxide dissolves in the blood
(d) Oxygen dissolves in the blood
(a) Capillaries (b) Arteries, veins and capillaries
(c) Arteries (d) Veins
(a) Kidney (b) Skin
(c) Urinary bladder (d) Liver
(a) Red corpuscles (b) White corpuscles
(c) Plasma (d) Platelets
(a) To transport oxygen to the body's cells and carry away carbon dioxide from the cells
(b) To clot blood
(c) To transport carbon dioxide to the body's cells and carry away oxygen from the cells
(d) To fight disease
(a) Red blood cells (b) White blood cells
(c) Lungs (d) Capillaries
(a) Red blood cells (b) Platelets
(c) White blood cells (d) Plasma
(a) They filter impurities from the blood.
(b) They carry messages from the brain to the muscles.
(c) They pump blood to the heart.
(d) They carry blood to all parts of the body.
(a) The oxygen in it is replaced with carbon dioxide.
(b) Proteins mix in the blood changing its colour
(c) Enzymes produced by different organs of the body dissolve in the blood
(a) Nothing; the lungs are just a place where blood goes through on its way back to the heart.
(b) Alveoli gets filled with blood
(c) Platelets are exchanged for red blood cells.
(d) Carbon dioxide is replaced with oxygen.
(a) Platelets stick to the edges of the cut and to one another forming a plug.
(b) The flow of blood to the tissues beyond the clot may be cut off.
(c) Would bleed to death.
(a) Four: Types- A, B, AB, and O (b) Three: A, B, O
(c) Two: A, B (d) One: Type "O"