(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

Give technical terms for The protective covering of the heart

Name the following:

The blood vessel which supplies blood to the liver.

Blood in the pulmonary artery or pulmonary vein (Which one contains less oxyhaemoglobin?)

Mention the exact location of the Pulmonary semilunar valve

Give appropriate biological or technical terms for the following :

The complex consisting of a DNA strand and a core of histones

Give appropriate biological or technical terms for the following

The relaxation phase of the heart.

Given below is a diagram of a human blood smear. Study the diagram and answer the questions that follow:

1. Name the components numbered ‘1’ to ‘4’.
2. Mention two structural differences between the parts ‘1’ and ‘2’.
3. Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
4. What is the average lifespan of the component numbered ‘1’ ?
5. Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain.

State the difference between: 

Aster and spindle fibres 

Agranulocytes are :

Given below is certain structure, write the term for the functional activity.

Erythrocytes and …………………………………

Why is it necessary to know the blood groups before giving transfusion?

What is Diapedesis?

The nearest organ to which the heart supplies oxygenated blood is:

When a doctor is recording your pulse, he is pressing on your wrist exactly on a

MULTIPLE CHOICE TYPE:
(Select the most appropriate option)

The valve present between the right atrium and the right ventricle is the
(a) tricuspid valve
(b) bicuspid valve
(c) semi-lunar valve
(d) mitral valve

Angina pectoris is due to

The chief function of lymph nodes is to

Heart sounds are produced due to ______.

1. closure of tricuspid and bicuspid valves

2. rushing of blood through valves producing turbulence

3. closure of atrioventricular and semilunar valves

4. entry of blood into auricles

What are the average values of blood pressure in a normal adult human?

Is it true that your heart beats more than one lac times per day?