The poisonous bits.
All parts of the plant are edible. The fresh leaves and the dried seeds are commonly used in cooking.
harmful
If you mean do they bite or sting, no. They don't have the requisite parts for it. They are toxic, though, since they feed on the poisonous Milkweed plant. Don't eat them.
plant parts
Plant parts containing storage tissue are productive
The green parts (leaves).
0.5 parts per million = 0.0000005, multiply by 100, and you have, 0.00005 %
the harmful part of makahiya is the thorns can be found in the stem of makahiya
The two major basic parts of plant are Root Shoot
possibly yes
a plant has it's main parts roots,stems,leaves.if we see this parts that is called a plant, but if you dont see them then it`s not a plant so watch out for it.
to allow non harmful particles through and keep harmful ones out