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The trachea is also known as .

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Important Questions on Human Organ Systems

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Science>Biology>Human Organ Systems>Respiratory System
Which of the following is not associated with the process of respiration?
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Science>Biology>Human Organ Systems>Respiratory System
Tiny tubes inside the lungs are
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Science>Biology>Human Organ Systems>Respiratory System
_____ (Alveoli/ Bronchi) is the site for exchange of gases in lungs.
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Science>Biology>Human Organ Systems>Respiratory System
Through which tubes does air enter the lungs from the windpipe? 
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Science>Biology>Human Organ Systems>Respiratory System
Which of the following is not associated with respiration?
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Science>Biology>Human Organ Systems>Respiratory System
Which of the following is not associated with the process of respiration?
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Science>Biology>Human Organ Systems>Respiratory System
What are the spongy sac-like structures in higher animals called?
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Science>Biology>Human Organ Systems>Respiratory System

Oxygen combines with haemoglobin to form _____.

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Science>Biology>Human Organ Systems>Respiratory System
The human respiratory system consists of
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Science>Biology>Human Organ Systems>Respiratory System

Fill in the blank with most appropriate word from the bracket.

Air entering our body is filtered by _____ in the nose. (nasal cavity / wind pipe)

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Science>Biology>Human Organ Systems>Respiratory System
The diagram below represents a magnified view of an air sac in the human lung. The white arrows indicate blood flow. Which two systems are interacting in this diagram.
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Science>Biology>Human Organ Systems>Respiratory System
Respiration through the lungs is also called
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Science>Biology>Human Organ Systems>Respiratory System
The­­­­­­­­­­­­­­­­­­­ ­­­_____ ­­­­­muscles are present between the ribs.
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Science>Biology>Human Organ Systems>Respiratory System
Identify the workhorses of your respiratory system.
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Science>Biology>Human Organ Systems>Respiratory System
Bronchi branch out further into _____.
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Science>Biology>Human Organ Systems>Respiratory System
Alveoli are structures present in:
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Science>Biology>Human Organ Systems>Respiratory System
Circulatory system : heart :: Respiratory system : _____
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Science>Biology>Human Organ Systems>Respiratory System

Human lungs are covered by a double membrane called _____.

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Science>Biology>Human Organ Systems>Respiratory System
Bronchi branch out further to form _____.
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Science>Biology>Human Organ Systems>Respiratory System
. A doctor kept records of breathing rates of people when they were resting. He made the chart given below. The chart suggests that
Person Breaths in a minute
Baby boys 38
7-year-old girl 25
7-year-old boys 25
10-year-old boys 20
Mothers 16