D) being drought resistant.
Arhtropods include four groups
1. <span>Chelicerates
2.</span><span> Trilobites
3. </span><span>Uniramians, and
4. </span><span>Crustaceans
Crustaceans have antennae.</span>
The control group in an experiment is a standard of comparison for the experimental group.
What is a control group?
- A control group is a group in an experiment or study that does not include the independent variable but serves as a comparison for the treatments given to the main experiments.
- The control group serve as a determinant in an experiment as to ensure that our experiment will work.
Some examples of control groups are:
- Positive control group
- Negative control group
- Placebo control group
- Randomized control group
- Untreated control group
- Double-blind control group
- Historical control group
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The measure of how much water can be stored in geological materials is referred to as porosity. The correct option is C.
<h3>What are geological materials?</h3>
A geological material is a natural material extracted from the Earth in the form of rock or sediment, such as rocks, clays, sands, limestone, and other industrial minerals.
The percentage of void space in a rock is defined as porosity. It is defined as the ratio of the void or pore space volume to the total volume.
Thus, the correct option is C.
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No you should tear down all of the power plants because it is a power source that can still go on without something attached to it
