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प्रश्न
One of the following organisms does not depend on the simple diffusion of gases for breathing and respiration. This organism is:
विकल्प
Amoeba
Prawn
Planaria
Bryophyllum
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उत्तर
Prawn
The prawn is an aquatic animal that respires through gills. The gills extract oxygen dissolved in water and take away carbon dioxide from the body.
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संबंधित प्रश्न
How are the lungs designed in human beings to maximize the area for exchange of gases?
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?
Which part of roots is involved in the exchange of respiratory gases?
What organs are attached to the two bronchi?
Fill in the following blank with suitable word:
Gills are the breathing organs in ___________.
Draw a labelled diagram of the human respiratory system.
Internal respiration may be defined as:
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
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.
An animal in which the oxygenation of blood does not take place in the lungs is:
Answer this question.
What are the holes on the sides of the body of insects called?
A student has set up "CO2 is released during respiration”. After about 1 hour he observes no change in the water level in the delivery tube. Write two possible resons for the failure of the experiment.
Choose the odd one out in each of the following groups of four items each:
Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin
Name the body structure concerned with the given functional activity:
Transports oxygen to the body cells.
Match the items in Column A with those in Column B.
|
Column A |
Column B |
|
Cartilaginous |
Epiglottis |
|
Large surface area |
Diaphragm |
|
Breathing movements |
Bronchi |
|
Voice |
Alveoli |
|
Complemental air |
Larynx |
|
Swallowing |
Extra inhalation |
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?
Why is respiration essential for life?
Which of the following indicates the shift of oxyhaemoglobin dissociation curve due to change in ppC02 in blood?
____________ is necessary for the respiration in plant.
