Answer: C. Control Question
Structural adaptations are biological characters of an organism like the bill on a bird or the fur on a bear. Other adaptations are behaviour.
<h3>Define adaptation?</h3>
Adaptation, the method by which a species becomes adapted to its surroundings; it is the outcome of biological selection's acting upon heritable divergence over various generations.
Thus,Structural adaptations are biological characters of an organism like the bill on a bird or the fur on a bear.
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Carbohydrates= Saccharides or simple sugars
Protein= Amino Acid
B.) A food chain shows only a single pathway of energy.
Remember that food web are made out of lots of food chains combine. Food chain is only one pathway.
It explained the shift in in the earth from the plate tectonics and how when the volcano erupts it causes lava to come out
