11.Which of the following is a hermaphrodite (bisexual) ?

12.Leprosy is treated by

13.It has been observed that after effects of low temperature treatment is helpful in promoting the folwering in certain plants. Through this the vegetative period of plant becomes short and early folwering takes place. This phenomenon is known as

14.The tree which does not have the potential to absorb sulphur dioxide from the atmosphere, is

15.The bitter or sharp taste of unripe fruits is due to high concentrations of