Neet Biology Questions of Chapter Body fluid and Circulation
Students can find the Important Questions for Class 11 Biology Chapter 18 Body Fluids & Circulation here. These questions will help in students exam preparation as well as in their revision. Some of these questions may be asked in the NEET exam. So, students are advised to be thorough with these questions and practice them well to score more marks in the Biology paper.
In all vertebrates, blood circulates in their bodies in a closed circulatory system to transport essential elements to the body cells and hence to carry out waste substances from the cells. Apart from blood, another fluid called the lymph is used to transport substances. Blood is a connective tissue that comprises of a fluid matrix, the plasma and other formed elements – RBC, WBC, platelets. In humans, blood can be grouped on the basis of absence or presence of two surface antigens – A, B on RBCs into the following – A, B, AB and O systems. Another grouping is based on the presence or absence of an antigen called Rhesus factor(Rh) on RBC surfaces. Read on to know more about the fluids in our body and their circulation.
