Magma is called
for the <span>dense
mix of dry hot rock fragments and hot gas erupting from volcanic vent at high
speed. Gas bubble, making up the lave are energetic in nature, because they
keep on expanding in all directions, they will go all out to the only open are
of a volcano, the vent, in an upward direction. </span>
Answer:
The marshes are defined as the type of wetland where the water covers the ground surface for a long period of time. Here, the trees are absent and are mostly dominated by the grasses and other small herbivore plants. They are commonly formed in delta type of environment where the rivers adds water into the seas. It forms an isolated and distinct ecosystem.
The marshes in nature, behaves like a filtration process as the vegetation that are present in marshes takes up more amount of nutrients for their growth and expansion. But, if it does not use up these excess nutrients then it cause water pollution comprising of nitrogen and phosphorous.
They also plays an important role in the reduction of damages that are caused by a flood.
The marshes are sometimes seasonal and it occurs when the height of the river level is relatively high, and it floods the grassland areas.
The marshes are of three types-
(1) Tidal salt marshes
(2) Tidal freshwater marshes
(3) Inland freshwater marshes.
The answer is D. The crust.
We’re standing on the crust. This is the outermost layer.
the area with low pressure will be more dense in the area with high pressure will be less dense
Quaternary period<span>, Cenozoic </span>era<span>, and Phanerozoic </span>eon<span>.</span>
