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Body Fluids and Circulation - I (Class XI)

Comprehensive quiz covering blood components, circulatory systems, coagulation, and related terminology for Class XI biology.

20 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Parenchymal circulation is present in which of the following?

  1. Amoeba
  2. Fasciola
  3. Ascaris
  4. Sponges
  5. Amphioxus
Question 2 Multiple Choice (Single Answer)

Which of the following blood coagulation factors activates Factor XI?

  1. Hageman factor
  2. Prothrombin
  3. Calcium ion
  4. Proaccelerin
  5. Tissue thromboplastin
Question 3 Multiple Choice (Single Answer)

Which of the following is the shortest step in the cardiac cycle?

  1. Isovolumic relaxation
  2. Ventricular systole
  3. Atrial systole
  4. Ventricular filling
  5. Joint diastole
Question 4 Multiple Choice (Single Answer)

Which of the following types of circulatory systems is insulated from chemicals, pollutants, and acidic and alkaline materials?

  1. Extraorganismic
  2. Parenchymal
  3. Intracellular
  4. Coelomic
  5. Blood vascular
Question 5 Multiple Choice (Single Answer)

Which of the following is the study of blood vascular system including arteries, veins and heart?

  1. Haematology
  2. Arrhythmia
  3. Angioplasty
  4. Angiology
  5. Cardiology
Question 6 Multiple Choice (Single Answer)

Copper transporting serum globulins are called

  1. transferrins
  2. albumins
  3. gamma globulins
  4. ceruloplasmins
  5. properdins
Question 7 Multiple Choice (Single Answer)

Which of the following are the most numerously formed elements of blood?

  1. Alphaglobulins
  2. Gamma globulins
  3. Erythrocytes
  4. Platelets
  5. Leucocytes
Question 8 Multiple Choice (Single Answer)

The vertebrae of which of the following organisms are completely devoid of haemoglobin?

  1. Chaenocephalis
  2. Musk deer
  3. Llama
  4. Camel
  5. Proteus
Question 9 Multiple Choice (Single Answer)

What is the approximate number of RBCs in human infants?

  1. 5.5 - 6.5 million
  2. 4.5 - 5.5 million
  3. 6 - 7 million
  4. 4.5 - 5.0 trillion
  5. 7 - 8 million
Question 10 Multiple Choice (Single Answer)

The phenomenon of contraction of blood clot after a few minutes of its formation due to contraction of platelets attached to fibrin, leading to the expelling of serum, is called

  1. blood coagulation
  2. homeostasis
  3. clot retraction
  4. hemostasis
  5. vasoconstriction
Question 11 Multiple Choice (Single Answer)

Which of the following instruments is used for counting erythrocytes?

  1. Haemocytometer
  2. Haemometer
  3. Phonocardiogram
  4. Sphygmomanometer
  5. Electrocardiogram
Question 12 Multiple Choice (Single Answer)

Which of the following is/are the second largest component of plasma and constitute(s) about 7% of the total plasma content?

  1. Inorganic salts
  2. Anticoagulants
  3. Water
  4. Proteins
  5. Cholesterol
Question 13 Multiple Choice (Single Answer)

The phenomenon of having exceptionally high number of erythrocytes is called

  1. haemolysis
  2. erythrocytopenia
  3. anaemia
  4. erythropoiesis
  5. polycythemia
Question 14 Multiple Choice (Single Answer)

Which of the following is caused due to the reduced life span of RBCs?

  1. Pernicious anaemia
  2. Macrocytic anaemia
  3. Hypochromic anaemia
  4. Hookworm anaemia
  5. Haemolytic anaemia
Question 15 Multiple Choice (Single Answer)

Rouleaux formation is present in which of the following?

  1. Basophils
  2. Erythrocytes
  3. Lymphocytes
  4. Neutrophils
  5. Platelets
Question 16 Multiple Choice (Single Answer)

Which of the following perform the function of phagocytic detoxification?

  1. Neutrophils
  2. Eosinophils
  3. Lymphocytes
  4. Monocytes
  5. Platelets
Question 17 Multiple Choice (Single Answer)

Which of the following has an irregular, S-shaped nucleus?

  1. Platelet
  2. Basophil
  3. Erythrocyte
  4. Monocyte
  5. Neutrophil
Question 18 Multiple Choice (Single Answer)

The rapid increase in the number of eosinophils due to worm infection and allergic disorders is called

  1. haemorrhagic anaemia
  2. thrombocytopenia
  3. thrombocytosis
  4. erythrocytopenia
  5. eosinophilia
Question 19 Multiple Choice (Single Answer)

Rise in platelet count above normal is called

  1. purpura
  2. thrombosis
  3. thrombocytosis
  4. thrombocytopenia
  5. megakaryocyte
Question 20 Multiple Choice (Single Answer)

Which of the following leucocytes help in antigen formation?

  1. Lymphocytes
  2. Eosinophils
  3. Basophils
  4. Monocytes
  5. Neutrophils
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