Root.
No, yam is not an underground stem. It is a tuberous root vegetable that grows underground.
yam is propagated by tubers
No but its mostly a stem. The Yam plant has leaves and roots but the food is the stem of the plant. If you are talking about the food, yes but if you are talking about the plant, no.
root
The duration of I Yam What I Yam is 420.0 seconds.
Yams are a tuber. Fruits are developed by flowers and contain reproductive cells, since the yam is not developed from the flower, it is considered not a fruit which makes it a vegetable.
I Yam What I Yam was created on 1933-09-29.
Siu Yam-yam was born in 1945-09.
the food yam
well yam ,yam with milk, yam with blood, yam with more yam , guess what yam with chocolate, the best one is yam with woman blood and comes with ice cream:0
Popeye - "I yam what i yam and that's all that I yam".
I Yam What I Yam - 1933 was released on: USA: 29 September 1933