Question

DEFIne.....
BLOOD.....
​

Answer 1

Answer:

Blood is a fluid connective tissue and it acts as a medium of exchange of gases, nutrients, hormones etc. between different parts of the human body.

Explanation:

The blood has got two main parts:

1. Blood Plasma: It is the liquid part of the blood and has a pale yellow color and it consists mainly of water.
2. Blood Cells: There are three types of blood cells:

a. Red Blood Cells or RBCs: They are red in color because of a red pigment called hemoglobin present in them which helps it to transport oxygen from the alveoli of lungs to all parts of the body.

b. White Blood Cells or WBCs: They are also known as the soldiers of the body as they help to fight foreign material entering in the body.

c. Platelets: They help in blood clotting in case the blood circulatory system develops a leakage.

Answer 2

Answer:

Blood is a fluid that flows in our body .

Blood contains Plasma,Red blood cells(RBC),White Blood cells(WBC)and Platelets