Advertisements
Advertisements
प्रश्न
Which contains more carbon dixoide : exhaled air or inhaled air? Why?
Advertisements
उत्तर
Exhaled air contains more carbon dioxide because we exhale to remove the waste product, i.e. carbon dioxide, from our body.
APPEARS IN
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
Which of the following is the correct statement regarding bile?
Name the process by which plant parts like roots, stems, and leaves get oxygen required for respiration.
What is the other name of wind-pipe?
Explain why, when air is taken in and let out during breathing, the lungs always contain a residual volume of air.
One of the following organisms does not depend on the simple diffusion of gases for breathing and respiration. This organism is:
There are five animals P, Q, R, S and T. The animal P always lives in water and has gills for breathing. The animal Q can stay in water as well as on land and can breathe both, through moist skin and lungs. The animal R lives in soil and breathes only through its skin. The animal S lives on land and breathes through spiracles and tracheae. And animal T lives in water and breathes through its cell membrane.
(a) Which of the animals could be Amoeba?
(b) Which of the animals could be frog?
(c) Which animal could be fish?
(d) Which animal could be grasshopper?
(e) Which animal could be earthworm?
Veins and arteries carry blood. Which of these carry blood away from the heart?
Fill in the following blanks with suitable words:
The ___________ blood cells make antibodies whereas ___________ blood cells help in respiration.
Answer this question.
Name the organ of respiration in fishes.
Answer the following in detail.
Explain the process of Cellular Respiration.
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.
Name the body structure concerned with the given functional activity:
Provides actual diffusion of respiratory gases in the lungs.
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 |
Air that enters through the nose passes into this tube.
Identify the CORRECT sequence of events for the transport of respiratory gases.
What percent of oxygen is transported in a dissolved state by the plasma?
Which is the correct sequence of air passage during inhalation?
During the process of exhalation, the ribs move ______.
Mark the following statement as True or False. Correct the false statement.
Exhaled air has more percentage of CO2 than inhaled air
