NSEB Body Fluids Question: Important MCQs, Practice & PDF Download

NSEB Body Fluids Question is an important part of the National Standard Examination in Biology (NSEB). Questions from this section mainly focus on blood, lymph, circulation, and related physiological processes.

In the NSEB body fluids questions, students are expected to have a clear conceptual understanding along with the ability to solve tricky MCQs. Topics like blood composition, heart functioning, and circulation pathways are frequently asked in NSEB body fluids and circulation questions and even in NSEB circulation questions olympiad.

NSEB Body Fluids Questions with Practice MCQs

NSEB Body Fluids Question provides a quick overview followed by practice questions to strengthen your preparation. These NSEB body fluids MCQs are designed based on previous trends and expected difficulty level.

Understanding key concepts such as plasma proteins, blood groups, cardiac cycle, and lymphatic system is essential before attempting these questions.

Q1. Which of the following organisms circulates water from their surroundings through their body cavities to facilitate exchange of substances?
(A) Annelida
(B) Coelenterata
(C) Arthropoda
(D) Ctenophora

Q2. Special fluids for circulation and exchange of nutrients and wastes are found in:
(A) Simple unicellular organisms
(B) Simple multicellular organisms
(C) Complex multicellular organisms
(D) All living organisms

Q3. Human blood consists of:
(A) Fluid matrix
(B) Formed elements
(C) Plasma
(D) All of the above

Q4. The normal pH of human blood is:
(A) 7.2
(B) 7.3
(C) 7.4
(D) 7.5

Q5. Plasma is a straw-coloured viscous fluid constituting nearly ______ of blood:
(A) 45%
(B) 55%
(C) 65%
(D) 75%

Q6. The amount of water and protein present in blood plasma is:
(A) 40–42% and 7–8%
(B) 60–65% and 9–10%
(C) 70–80% and 10–12%
(D) 90–92% and 6–8%

Q7. Major proteins present in plasma are:
(A) Fibrinogen
(B) Globulin
(C) Prothrombin
(D) All of the abov

Q8. Consider the following statements:
I. Fibrinogens are needed for blood clotting
II. Albumins are involved in defense mechanisms

(A) Statement I is correct but II is incorrect
(B) Statement I is incorrect but II is correct
(C) Both statements I & II are correct
(D) Both statements I & II are incorrect

Q9. Consider the following statements:
I. Plasma contains high amounts of minerals like Na⁺, Ca²⁺, Mg²⁺, HCO₃⁻, Cl⁻
II. Glucose, amino acids, and lipids are present in plasma
III. Clotting factors are present in plasma in active form
IV. Plasma without clotting factors is called serum

Find the correct statement:
(A) Only I is incorrect
(B) Only II is correct
(C) I & IV are correct
(D) All are incorrect

Q10. A drop of each of the following is placed separately on slides. Which will not coagulate?
(A) Blood serum
(B) Sample from thoracic duct (lymph)
(C) Whole blood from pulmonary vein
(D) Blood plasma

Q11. Percentage of formed elements in blood is:
(A) 55%
(B) 45%
(C) 25%
(D) 35%

Q12. Which of the following statements is incorrect?
(A) Average life span of RBCs is 120 days
(B) RBC count in adult males is about 5–5.5 million/mm³
(C) RBCs are formed in red bone marrow
(D) RBCs are biconvex in shape

Q13. Which one of the following is correct?
(A) Lymph = Plasma + RBC + WBC
(B) Blood = Plasma + RBC + WBC + Platelets
(C) Plasma = Blood – Lymphocytes
(D) Serum = Blood + Fibrinogen

Q14. Correct descending order of leucocytes in human blood is:
(A) Neutrophils → Basophils → Lymphocytes → Eosinophils → Monocytes
(B) Neutrophils → Monocytes → Lymphocytes → Eosinophils → Basophils
(C) Neutrophils → Lymphocytes → Monocytes → Eosinophils → Basophils
(D) Neutrophils → Eosinophils → Basophils → Lymphocytes → Monocytes

Q15. Identify the correct match of blood cell and its function:
(A) Basophil – Secretes serotonin, inflammatory response
(B) Eosinophil – Resists infections, involved in immune reactions
(C) Neutrophil – Most abundant, performs phagocytosis
(D) Monocyte – Produces antibodies

NSEB Body Fluids and Circulation Questions PDF Download

Practicing regularly is the key to mastering this topic. Students should solve a wide range of nseb body fluids questions to improve accuracy and speed. A dedicated PDF containing NSEB body fluids MCQs and NSEB body fluids and circulation questions helps in quick revision before the exam.

NSEB Body Fluids and Circulation Questions PDF Download