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11th Standard Zoology - Respiration English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

11th Standard

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Zoology

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions 

    10 x 1 = 10
  1. Intercostal muscles are found between the

    (a)

    vertebral column

    (b)

    sternum

    (c)

    ribs

    (d)

    glottis

  2. CO2 is transported through blood to lungs as

    (a)

    carbonic acid

    (b)

    oxyhaemoglobin

    (c)

    carbamino haemoglobin

    (d)

    carboxy haemoglobin

  3. Vital capacity is

    (a)

    TV + IRV

    (b)

    TV + IRV + ERV

    (c)

    RV + ERV

    (d)

    TV + TRV + ERV

  4. Choose the wrong statement
    During inspiration:

    (a)

    Diaphragm contracts

    (b)

    Sternum is pulled downward

    (c)

    Volume of thoracic chamber increases

    (d)

    External intercostal muscles contract

  5. Haemoglobin has a molecular weight of _____________

    (a)

    70,000

    (b)

    68,000

    (c)

    60,000

    (d)

    65,000

  6. Painful respiration is called ___________

    (a)

    Dyspnoea

    (b)

    Narcosis

    (c)

    Hypoxia

    (d)

    Decompression sickness.

  7. Use of ___________ is being recommended by pollution Control Board to reduce particulate pollution.

    (a)

    Diesel

    (b)

    Petrol

    (c)

    Gasoline

    (d)

    CNG

  8. Widening of alveoli is a symptom of ___________

    (a)

    Asthma

    (b)

    Silicosis

    (c)

    Emphysema

    (d)

    Pneumonia

  9. The regulation of respiration is by pneumotaxic centre present in ___________

    (a)

    cerebrum

    (b)

    cerebellum

    (c)

    pons varoli

    (d)

    medulla

  10. Minute respiratory volume for a normal healthy man is:

    (a)

    12 liters/minute

    (b)

    150 ml/minute

    (c)

    5 liters/minute

    (d)

    6 liters/minute

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TN 11th Standard Biology free Online practice tests

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