What makes grabbo a rock and not a mineral a. grabbo is made up of several minerals b. grabbo is naturally occurring inorganic substance c. grabbo has a distinct lattice structure d. grabbo has a consistent chemical compostion

I believe the correct answer is A. gabbro is made out of several minerals. Given that its composition is not simple, because it consists of several various minerals, it cannot be called a mineral, but rather a rock. It consists of minerals such as feldspars, pyroxene, and olivine.

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primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above