Answer:
This is a plant named after a light source. What is it?
Meat that has been cured by being cut into long, thin strips and dried
What calls for help, when written in capital letters, is the same forwards, backwards and upside down?
They can be long or short; they can be grown or bought; they can be painted or left bare; they can be round or square.
What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.