Answer:
Explanation:
Mineral components such as vermiculite, clay, pumice, and perlite are also used to make growing media. However, the composition of a growing medium is greatly influenced by the particular plants being grown.
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In order for an animal to be a vertebrate, it must have a backbone. As can clearly be seen in any image of a sponge, it is a highly asymmetrical simple animal and does not have a backbone. Therefore, a breadcrumb sponge is not a vertebrate, or is an invertebrate.
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<em>Scientific method </em>is basically the process for experimentation used for observing– and is in any investigation in which a hypothesis is scientifically tested.
