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प्रश्न
Draw a labelled diagram of the human respiratory system.
उत्तर
Human Respiratory System:
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संबंधित प्रश्न
List the differences between aerobic and anaerobic respiration.
Which part of roots is involved in the exchange of respiratory gases?
Name the process by which plant parts like roots, stems, and leaves get oxygen required for respiration.
What is the name of the extensions of the epidermal cells of a root which help in respiration?
Where does the blood absorb oxygen in the human body?
State whether the following statement is true or false:
during respiration, the plants take CO2 and release O2.
Name the type of respiration in which the end product is:
Lactic acid
Give one example where such a respiration can occur.
Why do fishes die when taken out of water?
Explain how, the air we breathe in gets cleaned while passing through the nasal passage.
Which of the following is the correct sequence of air passage during inhalation?
(a) nostrils → larynx → pharynx → trachea → lungs
(b) nasal passage → trachea → pharynx → larynx → alveoli
(c) larynx → nostrils → pharynx → lungs
(d) nostrils → pharynx → larynx → trachea → alevoli
One of the following animals does not use tracheae as the respiratory organs. This animal is:
During the respiration of an organism A, 1 molecule of glucose produces 2 ATP molecules whereas in the respiration of another organism B, 1 molecule of glucose produces 38 ATP molecules.
(a) Which organism is undergoing aerobic respiration?
(b) Which organism is undergoing anaerobic respiration?
(c) Which type of organism, A or B, can convert glucose into alcohol?
(d) Name one organism which behaves like A.
(e) Name two organisms which behave like B.
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?
Differentiate between
External respiration and Internal respiration
Choose the odd one out in each of the following groups of four items each:
Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin
State one function of the following:
Mitochondria
Air that enters through the nose passes into this tube.
______ refers to the physical process by which gaseous exchange takes place between the atmosphere and the lungs.
Name the substances whose build-up in the muscles during vigorous physical exercise may cause cramps?
Mark the following statement as True or False. Correct the false statement.
Insects have spiracles on the lower surface of the body.
