The plant material which is widely used in the preparation of culture medium is
What is a clone
Offsets are produced by
Stem cuttings are commonly used for the propagation of
Which of the following is true/correct option about 'terror of Bengal'?
$(I)$ It is the aquatic plant
$(II)$ It is the invasive weeds
$(III)$ It does not drain oxygen from the water which leads to death of fish
$(IV)$ It can propagate vegetatively