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Why stomata absent in underwater plants?
if stomata would bepresent in underwater plants water will enter through the stomata fill the plant. Hence their is no Stomata in underwater plants.
Why do you drown when you breathe in water?
Humans are developed to breathe air by gas exchange in the lungs. We do not have the physical capability, like fish, to have a gas exchange with water. -- Also, because your heart is pumping and you need a lot of oxygen for your blood. The same with any physical activity.
Why do capillaries need to be so thin?
so they can allow for gas exchange
Why do zebras need air?
Because all living things need a form of gas exchange.
What do you call the breathing process of frogs underwater?
Any breathing process is called respiration, but the way frogs conduct gas exchange through their permeable skins underwater is called osmosis. Wikipedia has a brief and easily readable post on the way a frog does this. Need a link? Hey, this is WikiAnswers. We got yer back. You'll find the link below.
Why do gas exchange surfaces need to be moist?
The gases are to dissolve and diffuse through.
Why does gas exchange need to take place more rapidly during exercise?
More exercise means the body needs more oxygen, hence the need for a quickening of gas exchange, Otherwise, dizziness and shortage of breath could result.
Why is the skin of the frog suitable as a minor respiratory organ?
The capillaries in the frog's skin allow it to breathe using a process called cutaneous gas exchange. This allows frogs to breathe underwater.
Do butterflies gas exchange?
Butterflies do indeed take part in the exchange of gasses. They need oxygen to breathe just like most living animals.
Is gas exchange a function of the digestive system?
Gas exchange is a function of respiration not digestion.
Can a tuna breathe underwater?
Yes. The tuna, like other fish, respire through their gills. Fish must have oxygen, and their gills are set up to make gas exchange to and from water.
How does the gas exchange system help maintain homeostasis?
It provides cells with the oxygen they need for cellular respiration.
