Question

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 .............

(iv) The rhythmic expansion and contraction of the heart is called ...........

Answer 1

(i) The blood from the heart is transported to all parts of the body by the arteries. 

(ii) Haemoglobin is present in red blood cells. 

(iii) Arteries and veins are joined by a network capillaries 

(iv) The rhythmic expansion and contraction of the heart is called heartbeat.