MCQ Questions For Class 11 Biology Chapter 18 Body Fluids And Circulation With Answer PDF Download

MCQ questions for class 11 biology chapter 18 : MCQs Questions for Class 11 Biology chapter 18 Body Fluids and Circulation with Answers PDF Free Download prepared here according to the latest CBSE RBSE ans other State Board syllabus and NCERT curriculum. Students can practice CBSE Class 11 Biology MCQs Multiple Choice Questions for all Chapter. class 11 biology chapter 18 mcq questions

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MCQs questions for class 11 biology chapter 18 PDF Download

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MCQ questions for class 11 biology chapter 18 NEET Body Fluids and Circulation Free PDF Download

Q1. In developing embryo RBCs are formed in

(a) Lymph node
(b) Bone marrow
(c) Liver
(d) Spleen

Q2. In humans, blood passes from the post caval to the diastolic right atrium of heart due to:

(a) Pressure difference between the post caval and atrium
(b) Pushing open of the venous valves
(c) Suction pull
(d) Stimulation of the sino auricular node

(a) Pressure difference between the post caval and atrium

Q3. When body tissues are injured resulting in the loss of blood, the process of blood clot begins and the blood platelets release

(a) Fibrinogen
(b) Thrombin
(c) Prothrombin
(d) Thromboplastin

(d) Thromboplastin

Q4. An adult human has systolic and diastolic pressures as:

(a) 80 mm Hg and 120 mm Hg
(b) 120 mm Hg and 80 mm Hg
(c) 50 mm Hg and 80 mm Hg
(d) 80 mm Hg and 80 mm Hg

(b) 120 mm Hg and 80 mm Hg

Q5. Duration of cardiac cycle is

(a) 0.7 sec
(b) 0.9 sec
(c) 0.8 sec
(d) 0.11 sec

Q6. Oxygenated blood occurs in

(a) Pulmonary artery
(b) Right atrium
(c) Right ventricle
(d) Pulmonary vein

(d) Pulmonary vein

Q7. The cells lining the blood vessels belong to the category of

(a) Columnar epithelium
(b) Connective tissue
(c) Smooth muscle tissue
(d) Squamous epithelium

(d) Squamous epithelium

Q8. Heart failure occurs due to

(a) heart stops beating
(b) damage of heart muscles
(c) congestion of lungs
(d) all of the above

Q9. Artificial pace maker is transplanted in

(a) Inter auricular septum
(b) Below the collar bone
(c) Inter ventricular septum
(d) Right auricle

(b) Below the collar bone

Q10. Which of the following statement/statements can be related to erythroblastosis foetalis?

(a) Severe anemia and jaundice to the baby.
(b) Can be avoided by giving anti-Rh antibodies to mother immediately after delivery of the first child.
(c) Rh-antibodies from the Rh -ve mother destroys foetal RBCs.
(d) All of the above

(d) All of the above

Q11. Among the following stem cells, which are found in the umbilical cord?

(a) Cord blood stem cells
(b) Adult stem cells
(c) Embryonic stem cells
(d) All of the above

(a) Cord blood stem cells

Q12. If vagus nerve is cut the heart beat

(a) increases
(b) decreases
(c) will not be affected
(d) will stop immediately

(a) increases

Q13. If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?

(a) The flow of blood into the pulmonary artery will be reduced
(b) The flow of blood into the aorta will be slowed down
(c) The pacemaker will stop working
(d) The blood will tend to flow back into the left atrium

(a) The flow of blood into the pulmonary artery will be reduced

Q14. Heparin is

(a) Anti-allergic
(b) Blood diluter
(c) Anticoagulant
(d) Antiseptic

Q15. An adult human has systolic and diastolic pressures as:

(a) 80 mm Hg and 120 mm Hg
(b) 120 mm Hg and 80 mm Hg
(c) 50 mm Hg and 80 mm Hg
(d) 80 mm Hg and 80 mm Hg

(b) 120 mm Hg and 80 mm Hg

Q16. Cardiac arrest is the state when

(a) heart stops beating
(b) inadequate blood supply to the heart
(c) heart not pumping enough to meet the body needs
(d) blood pressure increases

(a) heart stops beating

Q17. What is the normal blood pressure of human beings?

(a) 110/70
(b) 120/70
(c) 120/80
(d) 110/80

Q18. Arteries are best defined as the vessels which

(a) Carry blood from one visceral organ to another visceral organ
(b) Supply oxygenated blood to the different organs
(c) Carry blood away from the heart to different organs
(d) Break up into capillaries which reunite to form a vein

Q19. Christmas disease is also known as

(a) Haemophilia B
(b) AIDS
(c) Haemophilia A
(d) Haemolytic jaundice

(a) Haemophilia B

Q20. Blood pressure is measured by

a) sphygmomanometer
b) electrocardiogram
c) stethoscope
d) None of these

a) sphygmomanometer

Q21. Coronary artery disease (CAD) is often referred to as

a) Atherosclerosis
b) Heart failure
c) Cardiac arrest
d) None of these

a) Atherosclerosis

Q22. Question: Heart is covered by

a) Pericardium
b) Pleural membrane
c) Visceral membrane
d) None of these

a) Pericardium

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