Mainly because our lungs are made to intake air, and if we where to inhale water we would drown. oxygen can only be obtained from the air because our lungs would be able to expell the excess stuff from air easier than in water. hope i helped.
Need a picture!!
so send me one then I'll answer your question!!!!
The plants can be classified based on their vascular and reproductive structures. The plant given in the image belongs to the Bryophyta.
<h3>What is Bryophyta?</h3>
The non-vascular plants that are a part of the plant classification are found in moist places and are small in size belongs to the Bryophyta.
The plant of this classification have a leafy multicelled plant body, that lacks true leaves, roots, and stems. They are green plants and also contains chloroplast for food synthesis.
The vascular tissue like xylem and phloem are completely absent and hence the transportation does not occur through specialized systems.
Therefore, option A. Bryophyta is the plant growing on the rock.
Learn more about Bryophyta here:
brainly.com/question/1435423
the wavelength of infrared is larger than the ultraviolet and all frequency is smaller.
Answer:
The heart is a pump, usually beating about 60 to 100 times per minute. With each heartbeat, the heart sends blood throughout our bodies, carrying oxygen ... It sends out an electrical signal to start the contracting (pumping) of the heart muscle.
Explanation: