Select the pair of fibres obtained from the stem of a plant :

Select the incorrect statement out of the following.

Bakelite is thermosetting plastics which is obtained from Phenol + ____?

At which stage in its life cycle, does the silkworm yield the fibre of commerce?

Light weight bullet proof helmets and jackets use which of the following fibres for their production ?

When hot water is placed into an empty water bottle, the bottle keeps its shape and does not soften. What type of plastic is the water bottle made from?