$Cuscuta$ is:

In $Chrysanthemum$,the stem is modified to $.......$.

Tendrils are found in the following plants. Identify whether they are stem tendrils or leaf tendrils: $(a)$ Cucumber,$(b)$ Peas,$(c)$ Pumpkins,$(d)$ Grapevine,$(e)$ Watermelon.

Which one of the following is a xerophytic plant in which the stem is modified into the flat,green,and succulent structure?

Green, leaf-like stem branches that are one internode long are called:

Potato is multiplied vegetatively with the help of