Answer:
When starfish were removed from their environment, the species richness of that area went down. This was because the starfish ate the mussels, and when the starfish were removed, the mussels became abundant and preyed on many of the other species.
This experiment showed that the starfish were a keystone species. A keystone species is a species that has a low biomass but a large impact on the community they are living in.
Answer:
Ventral. The ventral cavity, the interior space in the front of the body, contains many different organ systems. The organs within the ventral cavity are also called viscera. The ventral cavity has anterior and posterior portions divided by the diaphragm, a sheet of skeletal muscle found beneath the lungs
Explanation:
A major drawback of using sustainable agricultural practices to produce crops is scarcity of land for agriculture.
<h3>What is a drawback of sustainable agricultural practices?</h3>
Sustainable agricultural practices are those agricultural practices that ensure the safety of the natural environment. They are those agricultural practices that do not have negative impacts on the environment.
A major drawback of using sustainable agricultural practices to produce crops is scarcity of land for agriculture which leads to unsustainable practices such as continuous cropping.
Learn more about sustainable agricultural practices:brainly.com/question/1315410