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प्रश्न
Name an animal which depends on simple diffusion of gases for breathing.
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उत्तर
Amoeba depends on simple diffusion of gases for breathing.
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संबंधित प्रश्न
State whether the statement is true or false:
Aquatic animals breathe at a slower rate than the terrestrial animals.
Cellular respiration takes place in
(a) Lysosome
(b) Chlorophyll
(c) Mitochondria
(d) Ribosome
What advantage over an aquatic organism does a terrestrial organism have with regard to obtaining oxygen for respiration?
What are the differences between aerobic and anaerobic respiration? Name some organisms that use the anaerobic mode of respiration.
Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to their structure and functioning.
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?
Fill in the Following Blank with Suitable Word.
_________ In the Lungs Provide a Very Large Surface Area for Gaseous Exchange.
The breathing and respiration in woody stem of a plant takes place through:
Veins and arteries carry blood. Which of these carry blood back to the heart?
Name the body structure concerned with the given functional activity:
Prevents food from entering the trachea during swallowing.
Given below is an example of certain structure and its special functional activity:
"Kidney and excretion".
Fill in the blanks on a similar pattern.
Alveoli and _____________.
Given below is an example of certain structure and its special functional activity:
"Kidney and excretion".
Fill in the blanks on a similar pattern.
Diaphragm and _____________.
With regard to the respiratory system and the process of respiration in man, answer the following question:
What is meant by :
- Residual air and
- Dead air space
____________ refers to a biochemical process of oxidation of organic compounds in an orderly manner for the liberation of chemical energy in the form of ATP.
Identify the CORRECT sequence of events for the transport of respiratory gases.
Which is the correct sequence of air passage during inhalation?
Observe the figure carefully and answer the following questions.
- Which process is being tested in the activity?
- What is the result of the activity? Give reasons.
With the reference to four gases CO2, CO, Cl2 and O2, which one of the options in the table is correct?
Match the correct answers with the type of respiration and respiratory substances.
| Respiration | Types of Substrates |
| A. Floating respiration | I. Proteins |
| B. Cytoplasmic respiration | II. Glucose |
| C. Protoplasmic respiration | III. Carbohydrates and fats |
