Dear Shiva, The compulsory section for this paper is Chemistry (Section P) which consists of 15 questions of total 25 marks. Numerical answer type questions are also asked in this section.General Aptitude section of total 15 marks also has to be solved. Apart from Chemistry, the candidates will have to select one section from Q to U. Each section will consist of 20 questions of a total of 30 marks. The subjects from Q to U are Biochemistry, Botany, Microbiology, Zoology and Food Technology.