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BIOLOGY M.C.Q (1 Marks)

PART - 2 - Unit V : CH - 15 Body Fluids and Circulation · Gujarat Board (GSEB) STD 11 Science (GSEB - English Medium). 25 questions.

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M.C.Q (1 Marks)

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25 questions · auto-graded multiple-choice test.

MCQ 11 Mark
Blood collected from various parts of the digestive system is brought to the liver. This process is part of which system?
  • ✓
    Hepatic portal system
  • B
    Renal vascular system
  • C
    Endocrine system
  • D
    Respiratory system
Answer
Correct option: A.
Hepatic portal system
A
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MCQ 21 Mark
What is higher in blood coming from the lungs to the heart through the pulmonary veins?
  • A
    Red blood cells per millilitre
  • B
    Haemoglobin per millilitre
  • ✓
    Oxygen per millilitre
  • D
    Nutrients per millilitre
Answer
Correct option: C.
Oxygen per millilitre
C
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MCQ 31 Mark
Where is the bundle of His structure found in humans?
  • A
    Pancreas
  • B
    Brain
  • ✓
    Heart
  • D
    Kidney
Answer
Correct option: C.
Heart
C
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MCQ 41 Mark
Arteries are vessels that carry blood:
  • ✓
    Away from the heart
  • B
    Towards the heart
  • C
    Away from organs
  • D
    Towards the liver
Answer
Correct option: A.
Away from the heart
A
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MCQ 51 Mark
The P-wave in ECG is generated:
  • A
    At the beginning of ventricular contraction
  • B
    At the beginning of atrial relaxation
  • ✓
    At the end of atrial relaxation
  • D
    None of the above
Answer
Correct option: C.
At the end of atrial relaxation
C
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MCQ 61 Mark
In ECG, the atrial contraction or depolarisation is represented by:
  • ✓
    P-wave
  • B
    Q-wave
  • C
    R-wave
  • D
    S-wave
Answer
Correct option: A.
P-wave
A
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MCQ 71 Mark
ECG is related to the recording of:
  • A
    Electrical currents in the body
  • ✓
    Transfers
  • C
    Pulse rate
  • D
    Rate of blood pumped per minute
Answer
Correct option: B.
Transfers
B
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MCQ 81 Mark
QRST is related to:
  • ✓
    Atrial contraction or depolarisation
  • B
    Atrial relaxation
  • C
    Ventricular contraction
  • D
    Cardiac cycle
Answer
Correct option: A.
Atrial contraction or depolarisation
A
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MCQ 91 Mark
Which one is not a major part of the lymphatic system?
  • A
    Lymph node
  • B
    Thymus
  • ✓
    Kidneys
  • D
    Spleen
Answer
Correct option: C.
Kidneys
C
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MCQ 101 Mark
What does lymph do?
  • A
    Takes O2 to the brain
  • B
    Takes $CO _2$ to the lungs
  • ✓
    Returns interstitial fluid to the blood
  • D
    Returns red and white blood cells to lymph nodes.
Answer
Correct option: C.
Returns interstitial fluid to the blood
C
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MCQ 111 Mark
Lymphocytes protect against:
  • ✓
    Pathogenic organisms
  • B
    Lymph
  • C
    Leukocytes
  • D
    Toxins
Answer
Correct option: A.
Pathogenic organisms
A
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MCQ 131 Mark
The hepatic portal system starts from :
  • ✓
    Digestive system to the liver
  • B
    Kidneys to the liver
  • C
    Liver to the heart
  • D
    Liver to the kidneys
Answer
Correct option: A.
Digestive system to the liver
A
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MCQ 141 Mark
In case of distortion in which structure, an artificial pacemaker is used?
  • ✓
    SA node
  • B
    AV node
  • C
    Mitral valve
  • D
    Purkinje fibers
Answer
Correct option: A.
SA node
A
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MCQ 151 Mark
After originating from the SA node, the impulse is conducted towards:
  • ✓
    AV node
  • B
    Bundle of His
  • C
    Pacemaker
  • D
    Purkinje fibers
Answer
Correct option: A.
AV node
A
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MCQ 161 Mark
In terms of vessels, which statement is true?
  • A
    Valves are absent.
  • ✓
    They carry blood towards the heart.
  • C
    They always carry oxygenated blood.
  • D
    They always carry deoxygenated blood
Answer
Correct option: B.
They carry blood towards the heart.
B
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MCQ 171 Mark
The double-walled sac enclosing the human heart is called:
  • A
    Peritoneum
  • ✓
    Pericardium
  • C
    Pericardial sinus
  • D
    Perineural sinus
Answer
Correct option: B.
Pericardium
B
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MCQ 181 Mark
Where is the first deoxygenated blood taken in the heart?
  • A
    Right atrium
  • B
    Left atrium
  • ✓
    Right ventricle
  • D
    Left ventricle
Answer
Correct option: C.
Right ventricle
C
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MCQ 191 Mark
The pacemaker of the heart is located:
  • ✓
    Near the eustachian valve in the right atrium
  • B
    On the interatrial septum
  • C
    On the atrioventricular septum
  • D
    Near the pulmonary valves in the left atrium
Answer
Correct option: A.
Near the eustachian valve in the right atrium
A
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MCQ 201 Mark
Oxygenated blood is carried by:
  • ✓
    Pulmonary artery
  • B
    Pulmonary vein
  • C
    Renal artery
  • D
    Hepatic portal vein
Answer
Correct option: A.
Pulmonary artery
A
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MCQ 211 Mark
Chest pain is a symptom of which disease?
  • ✓
    Angina
  • B
    CAD (Coronary Artery Disease)
  • C
    Heart attack
  • D
    None of the above
Answer
Correct option: A.
Angina
A
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MCQ 241 Mark
Globulin is used for:
  • A
    Nutrient balance
  • ✓
    Immune system
  • C
    Blood clotting
  • D
    None of these
Answer
Correct option: B.
Immune system
B
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MCQ 251 Mark
The main protein found in plasma is:
  • A
    Fibrinogen
  • B
    Globulin
  • C
    Albumin
  • ✓
    All of these
Answer
Correct option: D.
All of these
D
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