Class 11
Zoology :-NCERT Solution - Body fluids and Circulation.
Question 2
What is the importance of plasma proteins?
Question 4
Why do we consider blood as a connective tissue?
Question 5
What is the difference between lymph and blood?
Question 6
What is meant by double circulation? What is its significance?
Question 7
Write the differences between:
(a) Blood and Lymph
(b) Open and Closed system of circulation
(c) Systole and Diastole
(d) P-wave and T-wave
Question 10
Sino-atrial node is called the pacemaker of our heart. Why?
Question 11
What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?