Контрольные задания > During World War II (1939-45), scientists used dandelions (see photo) to make: a) cardboard, b) paper, c) plastic, d) rubber.
Вопрос:

During World War II (1939-45), scientists used dandelions (see photo) to make: a) cardboard, b) paper, c) plastic, d) rubber.

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Ответ:

Answer: d) rubber. Explanation: During World War II, dandelions were studied for their latex content, as a potential alternative to rubber.
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