"The seed inside of the shell is the part of the water chestnut we eat. These seeds can be eaten fried, roasted, boiled, or even raw and are said to be high in starch."
The above answer is not correct - that is a normal chestnut, NOT a water chestnut. The edible part of a water chestnut is the root of an aquatic plant also known as caltrop.
Its nutts
No, the edible part of the water chestnut is a tuber (much like a potato) that forms on roots of the water chestnut plant, a grasslike plant that grows in freshwater ponds, mostly in Asian countries. The unpeeled tuber resembles a chestnut, giving the plant its somewhat misleading name.
The Tagalog word for water chestnut is "singkamas."
(Indian water chestnut): Singhada
An Italian Chestnut, is a type of nut you eat. A horse chestnut is the scabby looking circular spot on the insides of both front and hind legs. This spot is believed to be where the horses of ancient times's third toe came from. I would not suggest eating a horse chestnut. :-)
nothing
Singada plant is commonly known as Water Chestnut in English.
insects
No, the Chinese Water Chestnut is not a root. It is a corm, which is a modified underground stem.
Yes, water chestnut is an aquatic plant that grows in shallow water, and its edible part is an underground stem known as a corm. The corm is a bulb-like structure that stores nutrients for the plant's growth and propagation.
Goldfish do eat water lettuce as part of their diet.
No, they can be eaten raw.