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प्रश्न
The cells in our blood which destroy disease-causing germs are:
पर्याय
Platelets
Skin cells
RBCs
WBCs
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उत्तर
WBCs
White blood cells or WBCs destroy the disease-causing germs. They are like soldiers that protect the body from various infections.
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संबंधित प्रश्न
Explain ABO blood group system in human being with a suitable chart.
Why is blood needed by all the parts of a body?
Describe the function of the heart.
Give appropriate biological or technical terms for the following :
The complex consisting of a DNA strand and a core of histones
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:

a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
Angina pectoris is due to
What is Endothelium?
How do you account for the following difference?
The left ventricle has thicker walls than the right ventricle.
Give reason for the following:
The walls of the left ventricle are thicker than the walls of all other chambers.
Choose the correct answer:
English physician who discovered blood circulation was ___________
Differentiate between the following pair of terms: Vena Cava and Aorta
Name the three kinds of blood vessels found in human beings. With the help of suitable diagrams, differentiate between them.
True or false:
Blood group A has antigen A.
The table below is designed to indicate the transport of certain substances in our body. Fill in the blanks with suitable answers.
| Substance | From | To | |
| 1. | ______ | Lungs | Whole Body |
| 2. | Carbon Dioxide | ______ | ______ |
| 3. | Urea | ______ | ______ |
| 4. | Digested Carbohydrates | Intestines | ______ |
| 5. | ______ | ______ | Target Organs |
| 6. | Heat | ______ | Whole Body |
Name the Following
Oxygen is transported by the blood in the form of
_____ gas is transported to all parts of the body.
Which of the following health condition refers to the type of blood cancer in which uncontrolled increase in number of WBCs occurs?
Identify the INCORRECT match
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
______ is an agranulocyte.
