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CBSE - Class 11 Biology Body Fluids and Circulation Worksheet

Write the differences between : (a) Blood and Lymph

Define a cardiac cycle and the cardiac output.

Draw a standard ECG and explain the different segments in it.

Write the differences between : (c) Systole and Diastole

Write the differences between : (b) Open and Closed system of circulation

Explain heart sounds.

Why do we call our heart myogenic?

What is the importance of plasma proteins?

Describe the evolutionary change in the pattern of heart among the vertebrates.

10.

What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?

11.

Name the components of the formed elements in the blood and mention one major function of each of them.

12.

Sino-atrial node is called the pacemaker of our heart. Why?

13.

What is meant by double circulation? What is its significance?

14.

What is the difference between lymph and blood?

15.

Write the differences between : (d) P-wave and T-wave

16.

Why do we consider blood as a connective tissue?

17.

Match Column I with Column II :

Column I Column II

(a) Eosinophils (i) Coagulation

(b) RBC (ii) Universal Recipient

(d) Platelets (iv) Contraction of Heart

(e) Systole (v) Gas transport

Worksheet Answers

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