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Name the Following: a Film Covering the Alveoli of Lungs and Lowers the Surface Tension. - Biology

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प्रश्न

Name the following:

A film covering the alveoli of the lungs and lowers the surface tension.

एक शब्द/वाक्यांश उत्तर

उत्तर

Lecithin

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अध्याय 19: Respiratory System - Exercise [पृष्ठ १७६]

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फ्रैंक Biology [English] Class 9 ICSE
अध्याय 19 Respiratory System
Exercise | Q 12.4 | पृष्ठ १७६

संबंधित प्रश्न

What is wrong in the statement "We breathe in oxygen and breathe out carbon dioxide".


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The respiration is of two types _________ and _________


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The Malpighian body consists of Bowman’s capsule and _____________.


Write true or false for the following statement. Rewrite the false statement correctly.

Breathing is a chemical process.


Give the structure of a trachea.

What is the function of lecithin film in the lungs?

Give the functions of the following:

Alveoli


Note the relationship between the first two words and suggest a suitable word for the fourth place.

Olfactory Chamber __ small, Thoracic Cage __ ______.


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_______ wave in ECG represent atrial depolarization.


Very short answer question.

Why does trachea have ‘C’ shaped rings of cartilage?


Very short answer question.

Name the organ which prevents the following the entry of food into the trachea while eating.


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What is the primary organ of the respiratory system?


Lungs have large number of narrow tubes called


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