Question 1: Why do dragonflies touch water?

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A collection of answers to today’s latest questions in Manor Chicken Classroom

Question 1: Why do dragonflies touch water?

Answer: To lay eggs

Knowledge expansion: Most dragonflies must lay eggs in an environment with water, because their fertilized eggs must be in water to hatch. This is why we often see dragonflies splashing in the water.

Question 2: Which of the following cooking methods helps retain the anthocyanins in purple sweet potatoes?

Answer: Steam

Knowledge expansion:

There are roughly two storage methods for maintaining anthocyanins in purple sweet potatoes, namely high-temperature storage and low-temperature storage.

The high-temperature storage method is to heat the purple sweet potato to 35 to 38 degrees Celsius after it is put into the cellar, and keep it for 2 to 3 days to kill the black spot, soft rot and other pathogens of the purple sweet potato.

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