Some examples to identify the type of set ?

Cycas Give some examples of these types of plants?

Figure (a) and figure (b) both are showing the variation of resistivity (p) with temperature (T) for some materials. Identify the types of these materials.

Figure (a) and figure (b) both are showing the variation of resistivity (p) with temperature (T) for some materials. Identify the types of these materials.

Identify the correct set

Identify the correct set