A decision typically has costs/benefits.the oportunity benefit is what you gain from taking an opportunity
The amount of rain falling on the cactus plants.
Answer: Option C
<u>Explanation:</u>
Here, the independent variable is the amount of rain that makes the cactus plant grow taller. Control is treated the same as all the rest of the samples, except that it is not exposed to variables that are influenced.
In most experiments, it is important to perform a trial with the independent variable, at a special locale for comparison with the other trials.
The control group consists of all trials where the independent variable is left in its natural state. These trials provide a basis for comparison and ensure that any changes observed in the height of cactus plant are in fact caused by the amount of rain.
Answer:
A tectonic plate movement affect the formation of an atoll is described below in brief details.
Explanation:
An atoll is a collection of coral islets that has developed around the rim of an obsolete submerged volcano producing an inner lagoon or round-shaped coral reef. Atoll formation is secondary to land erosion and the extension of coral reefs encompassing the island. Coral reef atolls can only grow in tropical zones that are the perfect place for coral germination.
