The most important part of an experiment would be; identifying and controlling variables.
In order to set up an experiment, you need to test the specimen(s) with and without a curtain variable. That is what makes an experiment a test.
The presence of cones in the tree signals its readiness for reproduction, as the cone contains the seeds!
The cavity which separate or in between the nose and the mouth is the nasal cavity.
The nose and the mouth meet at a junction called the pharnx; option A
<h3>What is nasal cavity?</h3>
The nasal cavity refers to a large, air-filled space above and behind the nose in the middle of the face. It is the cavity which divides the nose and mouth.
However, the nasal septum divides the cavity into two cavities .
- The larynx is the passageway for air between the pharynx above and the trachea below.
- The pharynx carries air, food and fluid down from the nose and mouth.
So therefore, the cavity which separate or in between the nose and the mouth is the nasal cavity.
Learn more about the pharynx:
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Answer: Aquifers that are drying up are mainly near arid climates, large cities, or agricultural stations, like farms.if the aquifer is shallow enough and permeable enough to allow water to move through it at a rapid-enough rate, then people can drill wells into it and withdraw water Excessive pumping can lower the water table so much that the wells no longer supply water they can "go dry."