Your grandfather has a famous saying that everyone can guess. There is a white fat man living in the red tent of Ma's family, and most students can guess that it is the fruit of peanuts.

(1) Fat Bai is an embryo, which develops from a fertilized egg.

(2) Many female flowers with small watermelons withered and withered in the watermelon field. In order to make up for the deficiency of pollination in natural state and increase yield, the measures to be taken are: artificial pollination.

Therefore, the answer is: (1) fertilized eggs;

(2) artificial pollination

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