The following five limiting factors would control the
population density of weeds;
<span>1.
</span>Supply and nutrients in the soil
<span>2.
</span>Presence/Absence of growth-restricting
substances such as pesticides
<span>3.
</span>The soil aeration and soil structure
<span>4.
</span>Moisture content in the soil.
<span>5.
</span>Biotic factors such as disease and pests
<span>6.
</span>Quality, intensity and duration of light
The material in the lab represents each of these parts of the Earth system is water as through this experiment we will find about the effect of water on earth.
<h3>What is Quartz (silicon dioxide)?</h3>
The considerable portions of silicon dioxide determined withinside the earth's crust are enough to fulfill all commercial needs. Among the minerals and earths that incorporate silicon dioxide in an uncombined shape are quartz, flint, diatomite, stishovite, agate, amethyst, chalcedony, cristobalite, and tridymite.
- The water's ability to dissolve different kinds of rock is weathering.
- NaCl are minerals are dissolved by plainwater.
- Limestone (calcium carbonate) minerals are dissolved by rainwater.
- Minerals do not undergo solution is Halite (sodium chloride):
- No only sedimentary rocks are chemically weathered by water.
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The materials plants need in order to perform photosynthesis are Water and carbon dioxide.
<h3>What is photosynthesis?</h3>
Photosynthesis is a process of converting light energy into chemical energy.
Photosynthesis is performed by chlorophyll-containing plants to produce their food.
The process of photosynthesis is carried out in the presence of sunlight.
It requires water, carbon dioxide, and sunlight.
Thus, the correct option is B, water, and carbon dioxide.
Learn more about photosynthesis, here
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A
person does have basic human rights and one is the freedom of expression. Though
this is the case, we should understand that our right to freely express
ourselves (from political to religious views), it does not necessarily give us
the right to impede another person’s. A play with words can easily hurt or even
harass other people, and in return may be a form of human right violation.