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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
उत्तर
- The air tubes of insects → Trachea
- Skeletal structures surrounding chest cavity → Ribs
- Muscular floor of chest cavity → Diaphragm
- Tiny pores on the surface of leaf → Stomata
- Small openings on the sides of the body of an insect → Spiracles
- The respiratory organs of human beings → Lungs
- The openings through which we inhale → Nostrils
- An anaerobic organism → Yeast
- An organism with tracheal system → Ant
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संबंधित प्रश्न
Fill in the following blank with suitable word:
The actual exchange of gases takes place in the ___________ of the lungs.
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.
What is meant by aquatic animals and terrestrial animals?
Which contains more carbon dixoide : exhaled air or inhaled air? Why?
Which of the following increases in muscle cells when they are lacking in oxygen?
Which of the following is known as the energy currency of the cells in biology?
Which of the following is most likely to have a much higher breathing rate?
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.
Answer this question.
What are the holes on the sides of the body of insects called?
Choose the odd one out in the following groups of four items each:
Trachea, Ciliated epithelium, Mucous, Diffusion
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:
Prevents food from entering the trachea during swallowing.
Name the body structure concerned with the given functional activity:
Transports oxygen to the body cells.
List the organs of Human respiratory system.
Respiration refers to ____________.
During the process of exhalation, the ribs move
Mark the following statement as True or False. Correct the false statement.
Insects have spiracles on the lower surface of the body.
The exchange of gases in the leaves takes place with the help of __________.
With the reference to four gases CO2, CO, Cl2 and O2, which one of the options in the table is correct?
