This document provides instructions for a science exam for Class 9. It consists of two sections - Section A and Section B. Section A contains one-mark, two-mark, three-mark and five-mark questions to be answered in words or sentences. Section B contains multiple choice questions based on practical skills, with one mark for each question. Students are instructed to attempt all questions from both sections separately within the allotted time of 3-31⁄2 hours.