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प्रश्न
Name the body structure concerned with the given functional activity:
Transports oxygen to the body cells.
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उत्तर
Red blood cells
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संबंधित प्रश्न
During heavy exercise, we get cramps in the legs due to the accumulation of ______.
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
What is the other name of wind-pipe?
During respiration, the plants take CO2 and release O2.
State whether the following statement is true or false:
Energy can be produced in cells without oxygen.
Name the type of respiration in which the end product is:
Lactic acid
Give one example where such a respiration can occur.
Explain why, when air is taken in and let out during breathing, the lungs always contain a residual volume of air.
Describe the process of respiration in the following part of a plant:
Stem
Why do the walls of trachea not collapse when there is less air in it?
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
The two organisms which breath only through their moist skin are:
When a person breathes in the air, the air enters into his body through an organ A having two holes B in it. The air then passes through the pharynx and larynx and enters into tube C. The tube C divides into two smaller tubes D at its lower end. The two smaller tubes are attached to two respiratory organs E. Each smaller tube divides inside the organs E to form a large number of still smaller tubes called F. The smallest tubes F have air-sacs G at their ends in which gaseous exchange takes place in the body of the person. What are A, B, C, D, E, F, and G?
Answer this question.
What are the holes on the sides of the body of insects called?
Tick the most appropriate answer.
The products of respiration are :
Name the body structure concerned with the given functional activity:
Combines with the oxygen in the lungs.
Given below is an example of certain structure and its special functional activity:
"Kidney and excretion".
Fill in the blanks on a similar pattern.
'C' shaped cartilage rings and ____________.
Define respiration.
How much percent of C02 is transported in a dissolved form as carbonic acid?
Glycolysis process occurs in which part of the cell?
Visit a local doctor. Learn about the harmful effects of smoking. You can also collect material on this topic from other sources. You can seek help of your teacher or parents. Find out the percentage of people of your area who smoke. If you have a smoker in your family, confront him with the material that you have collected.
