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Respiratory System Free Doubts and Solutions

ICSE - IX - Biology - The Respiratory System

odd one out (along with reason) Diffusion, Respiratory gases, Alveoli , capillary network 

Asked by anshumangenx 15th August 2018, 10:21 AM
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ICSE - IX - Biology - The Respiratory System

Name two types of muscles which help in respiration????  

Asked by Aashi 6th March 2018, 5:17 PM
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ICSE - IX - Biology - The Respiratory System

Name the two membranes that cover the lungs.

Asked by Topperlearning User 16th May 2016, 6:45 AM
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ICSE - IX - Biology - The Respiratory System

State the functions of each of the following:(i) Epiglottis(ii) Sepals(iii) Chloroplasts(iv) Endosperm(v) Golgi bodies

Asked by Topperlearning User 16th May 2016, 6:42 AM
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ICSE - IX - Biology - The Respiratory System

Name the blood vessels:(a) Carry deoxygenated blood to the lungs(b) Carry oxygenated blood from the lungs to the left side of the heart

Asked by Topperlearning User 16th May 2016, 6:41 AM
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ICSE - IX - Biology - The Respiratory System

How is respiration different from breathing?

Asked by Topperlearning User 16th May 2016, 6:41 AM
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ICSE - IX - Biology - The Respiratory System

How is air sac designed for the exchange of gases?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

How are lungs designed to provide large surface area for the exchange of gases?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

Why should we breathe through our nose, and not through our mouth?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

How is sound produced in humans?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

Why are cartilage rings present in the trachea? Why are they incomplete?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

Give reasons:(a) The glottis is guarded by epiglottis. (b) The alveoli are covered with blood capillaries.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - IX - Biology - The Respiratory System

(a) How is respiratory tract kept free of dust particles?(b) What is the role of mucous lining in the respiratory tract?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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