Their source of carbon. Autotrophs obtain their carbon from inorganic sources such as from atmospheric carbon dioxide. Examples of autotrophs include plants, and euglena ( a protist).
Heterotrophs on the other hand, obtain their carbon from organic sources such as other organisms. Examples of heterotrophs include all secondary consumers, and decomposers.
B.) It is used to open and close the circuit
The cell spends most of its life during interphase.
Natural selection occur to give the best survival chance to the organisms. Hence, they bring about biological evolution through future generations thereby increasing the variety of living things. This survival reflects on their ability to produce more offspring. The offspring must continue to survive by competing with the resources found in nature.
Answer: The correct option is B) They both obtain energy by consuming other organisms.
Herbivores are those organisms, which obtain energy by consuming plants ( primary producers). For- Example- Deer.
Carnivores are those animals, which obtain energy by consuming flesh of other animals. For example- Lion.
Since plants and animals both are organisms.
Thus, the correct answer is B)