Answer C
Test point: Characteristics of living things.
Analysis: The knowledge point tested in this question is the characteristics of living things. When answering, start with the characteristics of this creature.
Answer: Solution: The characteristics of living things are ① living things need nutrition, ② living things can breathe, ③ living things can excrete waste produced in the body, ④ living things can respond to external stimuli, ⑤ biological energy Growth and reproduction. ⑥Except for viruses, all living things are composed of cells. The process by which organisms produce offspring is called reproduction. "One grain of millet is planted in spring, and ten thousand seeds are harvested in autumn." The life phenomenon described mainly reflects the biological characteristics that living things can reproduce. Options A, B, and D do not meet the meaning of the question.
So choose: C
Comments: The key to solving this question is to understand the process by which organisms produce offspring, which is called reproduction.