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State One Function of the Following: - Biology

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प्रश्न

State one function of the following:

Ciliated epithelium lining the respiratory tract

एक पंक्ति में उत्तर

उत्तर

It is the protective inner lining of the respiratory passage. It helps in motion, driving any fluid that is on them.

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अध्याय 14: The Respiratory System - Short answer type [पृष्ठ १४८]

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सेलिना Concise Biology [English] Class 9 ICSE
अध्याय 14 The Respiratory System
Short answer type | Q 2.1 | पृष्ठ १४८

संबंधित प्रश्न

State whether the statement is true or false:
Aquatic animals breathe at a slower rate than the terrestrial animals.


What would be the consequences of a deficiency of haemoglobin in our bodies?


What would happen if all the green plants disappear from the earth?


Where does the blood absorb oxygen in the human body?


What is the name of tiny air-sacs at the end of smallest bronchioles in the lungs?


Fill in the Following Blank with Suitable Word.
_________ In the Lungs Provide a Very Large Surface Area for Gaseous Exchange.


Explain why, it is dangerous to inhale air containing carbon monoxide.


Describe the process of respiration in Amoeba. State whether it is anaerobic respiration or aerobic respiration.


From where do the aquatic animals and terrestrial animals obtain oxygen for breathing and respiration?


Give the main points of difference between respiration in plants and respiration in animals.


Why is diffusion insufficient to meet the oxygen requirements of large multicellular organisms like humans?


Lack of oxygen in muscles often leads to cramps in the legs of sprinters. This is due to the conversion of pyruvate to:


Which of the following statements are correct?
(i) pyruvate can be converted into ethanol and carbon dioxide by yeast
(ii) fermentation takes place in the case of aerobic bacteria
(iii) fermentation takes place in mitochondria
(iv) fermentation is a form of anaerobic respiration


During marathon, we sometimes get painful contractions of leg muscles due to the accumulation of one of the following in leg muscles. This is:


There are five animals P, Q, R, S and T. The animal P always lives in water and has gills for breathing. The animal Q can stay in water as well as on land and can breathe both, through moist skin and lungs. The animal R lives in soil and breathes only through its skin. The animal S lives on land and breathes through spiracles and tracheae. And animal T lives in water and breathes through its cell membrane.

(a) Which of the animals could be Amoeba?
(b) Which of the animals could be frog?
(c) Which animal could be fish?
(d) Which animal could be grasshopper?
(e) Which animal could be earthworm?


What happens to the glucose which enters the nephron tubule alongwith the filtrate?


It has been found that people living in very high mountains have many more red corpuscles in their blood than people living in plains. Which one of the following best accounts for this phenomenon?


Tick the most appropriate answer. 

 The products of respiration are :


What is the normal percentage composition of gases in inspired and expired air respectively?


Give suitable explanation for the following :

Why does a person feel breathlessness at higher altitudes?


Given below is an overall chemical reaction of a certain process:

C6H12O6→LacticAcid+2ATP+Heat energy

Is this reaction applicable to animals or to plants or to both animals and plants?


With regard to the respiratory system and the process of respiration in man, answer the following question :

Give the overall chemical equation to represent the process of respiration in humans.


Answer the following question.
In the experimental set up to show that "CO2 is given out during respiration", name the substance taken in the small test tube kept in the conical flask. State its function and the consequence of its use.


Answer the following question.
A gas is released during photosynthesis. Name the gas and also state the way by which the gas is evolved.


Answer the following question.
How is O2 and CO2 transported in human beings?


Define respiration.


Identify the CORRECT sequence of events for the transport of respiratory gases.


What percent of oxygen is transported in a dissolved state by the plasma?


During the process of exhalation, the ribs move


On a very cold morning, Boojho and Paheli were talking with each other as they walked down to their school. They observed that the air coming out of their mouth looked like smoke. They were amused and wondered how it happened. Help them find the answer.


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