problem1) Answer all the problems:
a) In which year, green revolution had started? What are the major objectives of green revolution.
b) Draw a structure of DNA.
c) Draw a labelled diagram of eukaryotic cell.
d) What is polyploidy?
e) What are the transposans and how they are responsible in gene mutation?
problem2) Name the scientists and their contribution in the field of plant science.
problem3) prepare the functions of national Agricultural Research Institutes in crop development and plant breeding.
problem4) What are the different types of DNA?