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प्रश्न
Choose the odd one out in each of the following groups of four items each:
Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin
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उत्तर
Hypoxia
APPEARS IN
संबंधित प्रश्न
The breakdown of pyruvate to give carbon dioxide, water, and energy takes place in ______.
What would happen if all the green plants disappear from the earth?
Define breathing. State the differences between breathing and respiration.
Why do the walls of trachea not collapse when there is less air in it?
Which of the following is not produced during anaerobic respiration in unicellular fungus?
Which of the following statements are true about respiration?
(i) during inhalation, ribs move inward and diaphragm is raised.
(ii) the gaseous exchange takes place in the alveoli.
(iii) haemoglobin has greater affinity for carbon dioxide than oxygen.
(iv) alveoli increase surface area of the exchange of gases
During marathon, we sometimes get painful contractions of leg muscles due to the accumulation of one of the following in leg muscles. This is:
Which of the following is most likely to have a much higher breathing rate?
In cockroaches, air enters the body through:
Out of xylem and phloem, which one carries materials only upwards?
Answer this question.
Name the organ of respiration in fishes.
Tick the most appropriate answer.
The products of respiration are :
Match the items in Column I with the ones most appropriate in Column II. Rewrite the matching pairs.
|
Column I |
Column II |
|
(a) Alveoli |
(i) where aerobic respiration takes place |
|
(b) Bronchioles |
(ii) lined with hair |
|
(c) Nasal Chamber |
(iii) diffusion of gases |
|
(d) Bronchi |
(iv) small air tubes |
|
(v) an inverted Y shaped tube |
|
|
(vi) a common passage for food and air |
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.
A gas is released during photosynthesis. Name the gas and also state the way by which the gas is evolved.
Identify the CORRECT sequence of events for the transport of respiratory gases.
Sometimes when we do heavy exercise, anaerobic respiration takes place in our muscle cells. What is produced during this process?
Mark the following statement as True or False. Correct the false statement.
Exhaled air has more percentage of CO2 than inhaled air
Exchange of gases in the leaves takes place with the help of ______.
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.
