How do most producers make their own food?
O by changing water into carbon dioxide
O by using light energy to make carbohydrates
by using chemical energy to make carbohydrates
O by breaking down remains to make carbon dioxide

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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