Which of the following statements best describes the organization of the passage？
A. The author presents advantages and disadvantages of plankton as a food source.
B. The author quotes public opinion to support the argument for fanning plankton.
C. The author classifies the different food sources according to amount of carbohydrate.
D. The author makes a general statement about plankton and then moves to a specific example.
Which of the following is NOT included in the meaning of culture according to the passage？
A. Knowledge of various disciplines.
B. Production technology.
C. Ways of living, life habits and values.
D. Biological instincts.
According to the first paragraph, all of the following statements can be accepted EXCEFT that ______.
A. man is always inventive
B. learning from the preceding generation saves much effort
C. non-invention is a technique of learning skills from the preceding generation
D. non-invention is always contrary to invention
In the last sentence of the passage, the author implies, but does not directly state, that
A. human culture can further develop and grow
B. biological evolution can improve the instinct of creatures
C. human culture is more flexible and can store new information far more rapidly
D. the instinct of living creatures may also grow, but at a much slower pace
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