Bleaching is caused by the addition of bleach containing fertilizers that enter marine systems through runoff. True False

The biosphere is the only one of Earth’s systems that contains life. Please select the best answer from the choices provided T F

Makovka662 [10]

The answer is True.

Among other biological component of the earth's system, Biosphere includes all the living organisms such as plants and animals. Other component such as lithosphere, atmosphere,hydrosphere, and all other spheres of the earth's biological system does not contain life forms.

6 0

3 years ago

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When comparing maxillary and mandibular lateral incisors the mandibular incisor crown is wider mesio-distally than the mandibula

Viefleur [7K]

Answer:

Mammalian dentition is characterized by heterodonty, in which both the upper and lower teeth are differentiated morphologically into four types: flat, chisel-shaped incisors, conical canines, bicuspid premolars and multicuspid molars in the mesiodistal direction.

Explanation:.

The mesiodistal crown:dimension is the smallest of any maxillary teeth.The mesiodistal measurement of the pulp chamber is wider compared to the labiopalatal one. The periphery of the socket often dips down palatally, labially, mesially and distally to accommodate the shape of the root.

Maxillary central incisor:The general shape is similar to maxillary central incisor except that they are shorter and narrower. It has the most cervically located contact area of any incisor. The mesioincisal and distoincisal angles are more rounded than the corresponding angles of maxillary central incisor.

Permanent mandibular central incisor:The crown dimensions are the smallest of any tooth, it has bilaterally symmetrical crown, and the line angles are the sharpest of any tooth.It shows the shallowest labial developmental grooves, smoothest lingual surface contour and the least developed cingulum.

3 0

3 years ago

A 100-pound bag of fertilizer is marked 0-15-15. How many pounds of nitrogen,

nevsk [136]

A 100-pound bag of makes 345 pounds of nitrogen with hydro

3 0

2 years ago

There are _____ levels of cell organization recognized by biologists.

tia_tia [17]

There are 5 levels of cell organization recognized by biologists.

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3 years ago

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Will earth run out of water?

Kazeer [188]

While our globe may never run out of water as a whole, it's crucial to realize that pure freshwater isn't always available where and when humans require it. In fact, only six countries contain half of the world's freshwater. Over a billion people do not have access to adequate safe, clean water. Water scarcity will afflict the entire planet by 2040 unless water use is significantly decreased. "If we keep doing what we're doing now, there will be no water by 2040."

6 0

2 years ago

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