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प्रश्न
List the organs of Human respiratory system.
उत्तर
(ii) pharyns,
(iii) larynx
(iv) the trachea
(v) lungs
(vi) diaphragm
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संबंधित प्रश्न
Given below are the end products of different reactions involving glucose.
Write the reaction number in front of the following:
(i) Anaerobic reaction =
(ii) Reaction in the human muscles =
(iii) Aerobic respiration =
(iv) Reaction in the plant cells =
(v) Reaction in the liver
Carbon dioxide enters into the leaves through tiny pores present on the surface of the leaf called _________.
(a) chlorophyll
(b) chloroplast
(c) stomata
(d) epidermis
What is the name of the extensions of the epidermal cells of a root which help in respiration?
Out of photosynthesis and respiration in plants, which process occurs:
(a) all the time?
(b) only at daytime?
The trachea divides into tow tubes at its lower end. What is the name of these tubes?
State whether the following statement is true or false:
Energy can be produced in cells without oxygen.
Explain why, a land plant may die if its roots remain waterlogged for a long time.
Describe the process of respiration in the following part of a plant:
Root
Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?
What are the major organs of respiratory system in man (or humans)?
One of the following animals does not use tracheae as the respiratory organs. This animal is:
Some sugar solution is taken in a test-tube and a little of substance X in powder form is added to it. The mouth of test-tube is closed with a cork and allowed to stand for sometime. On opening the cork, a characteristic smell of substance Y is obtained and a gas Z is also observed to be formed. The gas Z extinguishes a burning matchstick.
(a) What could be (i) X, (ii) Y, and (iii) Z?
(b) What is the process of converting sugar into substance Y by the action of X known as?
(c) What type of respiration is exhibited by X in the above process?
Differentiate between
External respiration and Internal respiration
State one function of the following:
Diaphragm
Define respiration.
What percent of oxygen is transported in a dissolved state by the plasma?
Glycolysis process occurs in which part of the cell?
Which of the following is an incorrect statement?
How does aerobic respiration differ from anaerobic respiration?
