Q.2.-Fill in the blanks : (i) The blood from the heart is transported to all parts of the body by the _____________ (ii) Haemoglobin is present in ___________ cells. (iii) Arteries and veins are joined by a network of ___________ . (iv) The rhythmic expansion and contraction of the heart is called ___________ (v) The main excretory product in human beings is ___________ (vi) Sweat contains water and . (vii) Kidneys eliminate the waste materials in the liquid form called . (viii) Water reaches great heights in the trees because of suction pull caused by .

Q.2.-Fill in the blanks :
(i) The blood from the heart is transported to all parts of the body by the _____________
(ii) Haemoglobin is present in ___________ cells.
(iii) Arteries and veins are joined by a network of ___________ .
(iv) The rhythmic expansion and contraction of the heart is called ___________
(v) The main excretory product in human beings is ___________
(vi) Sweat contains water and .
(vii) Kidneys eliminate the waste materials in the liquid form called .
(viii) Water reaches great heights in the trees because of suction pull caused by .