CBSE Questions for Class 11 Medical Biology Body Fluids And Circulation Quiz 13 - MCQExams.com

WBC divides by _______ .
  • Amitosis
  • Mitosis
  • Meiosis
  • Do not divides
Which one is smallest?
  • Eosinophil
  • Basophil
  • Neutrophil
  • Monocyte
The blood cells with polymorphic nucleus are?
  • Granulocytes
  • Thrombocytes
  • Erythrocytes
  • All of these
RBC's do not occur in?
  • Frog
  • Cow
  • Camel
  • Cockroach
A person with blood group $$B^+$$ met with an accident and loses a lot of blood. Which pair of individuals can donate blood to him?
  • $$AB^+, B^+$$
  • $$AB^-, A^-$$
  • $$A^+, B^-$$
  • $$O^+, B^-$$
Most effective treatment for DNA deficiency (Blood Cancer) Patient is. 
  • Bone marrow transplantation
  • Functional ADA injected in patient
  • Functional ADA, cDNA introduce into lymphocyte from blood and infuses to the blood of the patient
  • Functional ADA, cDNA introduces in the cell of the early embryo and it infuses in patient.
Which blood group called as universal donar?
  • $$AB$$
  • $$A$$
  • $$B$$
  • $$O$$
The granulocyte to arrive first at the site of an infection is 
  • Neutrophile
  • Eosinophil
  • Basophil
  • All of these
Select the incorrect statement out of the following. 
  • Neutrophils constitute the majority of leucocytes
  • Eosinophils resist infection.
  • Basophils secrete histamine and serotonin.
  • RBCs in mammals are enucleated and biconvex in shape.
Which one of the following correctly explains the term 'chimera'
  • Spontaneously induced delections
  • Breaking a part of chromosome segment during mutation
  • Development of genetically diverse tissues in the same organism
  • During mutation at segregation, chromosome become equally distributed
RBCs have mitochondria.
  • True
  • False
In closed circulatory system 
  • The cells and tissues are directly bathed in the blood pumped out by heart
  • Arteries and veins are lacking
  • The capillaries are largest blood vessels and closed at their ends
  • Blood circulates through a series of vessels of varying diameters
Ventricular diastole occurs due to a/an.
  • Organ system
  • Cell organelle
  • Tissue
  • Organ
Which of the following groups of animals have closed circulatory system?
  • Cockroach, Locust, Molluscs
  • Non-cephalopod molluscs, Cockroach
  • Cephalopod molluscs and Earthworm
  • Hemichordates and Non-cephalopd molluscs
Which among the following does not exhibit phagocytic activity?
  • Monocytes
  • Neutrophil
  • Basophil
  • Macrophage
Which of the following cell/organism does not form pseudopodia during its movement/locomotion?
  • WBC
  • Sperm
  • Macrophage
  • Amoeba
Antibody common to blood group $$O^-$$ and individual with blood group $$B^+$$ is /are 
  • Anti-B
  • Anti-A
  • Both Anti-B and Anti-A
  • Anti-RH
Which of the following is a false statements?
  • ECG is of clinical significance
  • Electrocardiograph is the recording of electrical changes during the cardiac cycle
  • To obtain a standard ECG, a patient is connected to the machine with $$3$$ electrodes(one to each writs and to the left ankle)
  • Normal activities of the heart are regulated intrinsically hence it is myogenic 
Rouleaux formation is related to which of the cell/tissue:
  • $$RBC$$
  • $$WBC$$
  • Platelets
  • Monocytes
Transport of $$CO_2$$ is mainly in the form of
  • Sulphates
  • Phosphates
  • Bicarbonate
  • Chlorides
Identify $$A,B$$ and $$C$$ in the given blood clotting process.
Damage platelets release $$A$$;$$A$$ converts $$D$$ into $$B$$ in presence of Calcium ions. $$B$$ converts $$C$$ into Fibrin thread.
  • A-Thromboplastin,B-Prothrombin,C-Fibrinogen
  • A-Thrombin,B-Fibrinogen,C-Thrombo-kinase
  • A-Thromboplastin,B-Thrombin,C-Fibrinogen
  • A-Prothrombin,B-Thrombin,C-Fibrinogen
Which option is correctly identifying the given formed elements?
1379409_7f0acd2d01c64789bf0ef6837b5ae68b.PNG
  • A-RBC, E-Eosinophil
  • C-Eosinophil, G-B-lymphocyte
  • D-Basophil, F-Monocyte
  • B-Platelets, H- T-lymphocyte
Which of the following statement is incorrect?
  • about $$97$$ percent of $$O_2$$ is transported by RBCs in blood
  • $$20-25$$ percent $$CO_2$$ is transported by RBCs
  • $$70$$ percent of $$CO_2$$ is carried as bicarbonates
  • $$7$$ percent of $$O_2$$ is carried in a dissolved state through plasma
Here human heart and blood vessels are given in the diagram. Arrows drawn shows circulation of blood. What is the best definition for artery and veins by the diagram?

1391851_9bdc9c1142f74a3d934370fbe71c002a.PNG
  • Arteries carry blood to the lungs and veins carry blood to the heart.
  • Arteries supply blood to the different parts of the body from the heart and veins carry to heart from the different parts of the body.
  • Arteries carry blood to the heart and veins carry to the different parts of the body blood
  • Arteries carry only Oxygenated blood and veins carry only blood with Carbon dioxide.
Decrease in number of erythrocytes in blood is due to the deficiency of?
  • Cyanacobalamine
  • Folic acid
  • Ascrobic acid
  • Pyridoxine
How many of the examples mentioned posses closed (C) and open(O) circulatory system?
Cephalopod molluscs, non-cephalopod molluscs, Chordates, Annelids, Tunicates, Hemi-chordates and Arthropods
  • C$$=2$$, O$$=5$$
  • C$$=4$$, O$$=3$$
  • C$$=5$$, O$$=2$$
  • C$$=3$$, O$$=4$$
Ornithine cycle helps to remove _______ from blood.
  • Urea
  • $$NH_3$$
  • Uric acid
  • Arginine
Which of the following system of blood vessels is present in our body exclusively for the circulation of blood to and from the cardiac musculature?
  • Portal system
  • Pulmonary circulation
  • Coronary circulation
  • Both $$(1)$$ and $$(2)$$
To obtain a standard ECG, a patient is connected to the machine with three electrodes.
  • One to each writs and to the left ankle
  • One to each ankle and to the left wrist
  • One to each wrist and to the left chest region
  • One to each ankle and to the left chest region
The figure given below shows a schematic plan of blood circulation in humans with labels (i) to (iv). Identify the correct label with its functions?
2043645_5be1eebafdb94c83ae2e07e54b2a0860.png
  • (i) Pulmonary vein - takes impure blood from body part.
  • (ii) Pulmonary artery - takes blood from lung to heart.
  • (iii) Aorta - takes blood from heart to body parts.
  • (iv) Vena cava - takes blood from body parts to the right auricle.
Open circulatory system is present in:
  • Annelids and chordates
  • Annelids and arthopods
  • Arthropods and chordates
  • Arthropods and Mollusca
Animals of which phylum contains open circulatory system?
  • Arthropoda
  • Annelida
  • Hemichordata
  • Both (a) and (c)
Incomplete double circulations is found in: 
  • reptiles and birds
  • Amphibia and reptiles
  • Birds and mammals
  • Fish and amphibia
Formation of RBC's occur in?
  • Liver in foetus
  • Kidney
  • Bone marrow
  • Both (a) & (c)
The volume of blood pumped by heart in one minute is called?
  • Heart rate
  • Systole
  • Cardiac output
  • Diastols
How many phenotypes and genotypes respectively are produced in human population with regards to ABO blood group?
  • 4, 4
  • 6, 4
  • 4, 6
  • 6, 6
What causes cardiac arrest?
  • Blockage in the Aorta
  • Death of Cardiac Muscle
  • Non functional SA Node
  • Blockage in the Pulmonary Artery
_______ is a major cation in blood plasma of vertebrates. 
  • Sodium
  • Potassium
  • Calcium
  • Magnesium
Which of the following animals has blood as circulating medium?
  • Cockroach
  • Mussel
  • Leech
  • Planaria
Which of the following blood group is called universal donor?
  • A
  • $$B^+$$
  • $$O^+$$
  • $$AB^+$$
Administration of blood from one person to another person is called:
  • Blood clotting
  • Blood donation
  • Blood transfusion
  • Both B and C
Thrombin is used ________.
  • To convert fibrinogen into fibrin
  • To convert angiotensinogen to angiotensin-I
  • To dissolve clots inside the blood vessels
  • In clearing of packed fruit juices
Which of these is responsible for blood clothing?
  • Red blood cells
  • White blood cells
  • Haemoglobin
  • Platelets
Red blood corpuscles are also known as  :
  • RBC
  • WBC
  • Platelets
  • Pulse
Blood is purified in:
  • Heart
  • Lungs
  • Liver
  • Kidneys
Blood cells that protect the body from diseases - 
  • RBCs
  • WBCs
  • Blood Platelets
  • All of these
One of the following is an antigen not found in human blood
  • A
  • B
  • Rh
  • O
A person injured in a road accident, with blood group 'O' can be given blood with, which of the following blood group:
  • from 'A' and 'O'
  • from 'B' and 'O'
  • from 'AB' and 'O'
  • only from'O'
Which of the following is not a white blood cell?
  • B-Iymphocyte
  • Platelet
  • Basophil
  • Monocyte
 WBCs are produced in which organ? 
  • Bone marrow
  • Spleen
  • Heart
  • Lymph nodes
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