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प्रश्न
Draw a diagram of the human respiratory system and label - pharynx, trachea, lungs, diaphragm and alveolar sac on it.
उत्तर
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संबंधित प्रश्न
Given below is a square of letters in which are hidden different words related to respiration in organisms. These words may be present in any direction − upwards, downwards, or along the diagonals. Find the words for your respiratory system. Clues about those words are given below the square.
- The air tubes of insects
- Skeletal structures surrounding chest cavity
- Muscular floor of chest cavity
- Tiny pores on the surface of leaf
- Small openings on the sides of the body of an insect
- The respiratory organs of human beings
- The openings through which we inhale
- An anaerobic organism
- An organism with tracheal system
Describe the process of respiration in the following part of a plant:
Root
Why do the walls of trachea not collapse when there is less air in it?
How are oxygen and carbon dioxide exchanged in our body during respiration?
One of the following animals does not use tracheae as the respiratory organs. This animal is:
Veins and arteries carry blood. Which of these carry blood back to the heart?
Answer the following in detail.
How is the process of cellular respiration different from breathing?
Choose the odd one out in the following groups of four items each:
Trachea, Bronchus, Alveolus, Diaphragm
Choose the odd one out in the following groups of four items each:
Trachea, Ciliated epithelium, Mucous, Diffusion
Name the body structure concerned with the given functional activity:
Prevents food from entering the trachea during swallowing.
Given below is an example of a certain structure and its special functional activity:
"Kidney and excretion".
Fill in the blanks on a similar pattern.
Pleura and _____________.
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 |
Answer the following question.
How is O2 and CO2 transported in human beings?
Define respiration.
____________ 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.
____________ is the maximum amount of air that the lungs can hold after a maximum forceful inspiration.
Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of:
What is common between extensive network of blood vessels around walls of alveoli and in glomerulus of nephron?
The Figure shown below represents an activity to prove the requirements for photosynthesis. During this activity, two healthy potted plants were kept in the dark for 72 hours. After 72 hours, KOH is kept in the watch glass in setup X and not in setup Y. Both these setups are air tight and have been kept in light for 6 hours. Then, Iodine Test is performed with one leaf from each of the two plants X and Y.
The function of KOH is to absorb ______.
Breathing is a process that
- provides O2 to the body.
- breaks down food to release energy.
- helps the body to get rid of CO2.
- produces water in the cells.
Which of the following gives the correct combination of functions of breathing?
