Which type of propagation is better for the plant
By seeds
By tubers
By bulbs
By rhizome
Which of the following plants is monoecious ?
What is the major disadvantage of external Fertilization ?
Which of the following are the carriers of male gametes in seed plants ?
Identify $X$ and $Y$ in given figure
In Ophioglossum (a fern) chromosome number in gamete ..... and in potato chromosome number in gamete is ....