WebBreathing - or ventilation - is the process of taking air into and out of the lungs. When we breathe, air, made up mainly of nitrogen and oxygen, enters our body through the mouth … WebMar 18, 2024 · 157. What refers to the passage of molecules of a gas from one container to another through a tiny opening between the containers? A. Diffusion ; B. Effusion ; C. …

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WebStomata are the tiny openings present on the epidermis of leaves. We can see stomata under the light microscope. In some of the plants, stomata are present on stems and other parts of plants. Stomata play an important role in gaseous exchange and photosynthesis. They control by transpiration rate by opening and closing. Web②Opening the windows and creating an air passage. The standard length of time and frequency to ventilate a house by opening windows is about 5-10 minutes per hour. However, the speed in which air is discharged outside a building varies depending on such factors as window size, area of the room, and type of pollutants floating indoors. earache oil treatment

MCQ in General Chemistry Part 4 ECE Board Exam

Webthe exchange of gases in the woody areas of plants takes place through tiny openings in the bark. lenticels. Plants are. eukaryotic, producers, and have cell walls. An annual growth … WebASK AN EXPERT. Science Chemistry A gas diffuses through a tiny opening at 1.37 times the rate of O2 (g). What is the molar mass of the gas? A) 23.4 B) 43.8 17.0 D) 60.1 E) None of … WebThe actual exchange of gases occurs at the site of the a) larynx b) nasal passage c) trachea d) alveoli Each alveolus a) contains many air sacs b) is surrounded by capillaries c) attaches to the larynx d) is a large air sac earache one word