SCIENCE  QUESTIONS FOR COMPETITIVE EXAMS 1. Identify the Excretory organ from the following: A. Brain B. Liver C. Heart D. Skin 2. Identify the Tribals who are skillful in making jute cloths A. Chenchu’s B. Koya’s C. Bonda’s D. Gond’s 3. A democratic country is ruled by A. Kings B. Representatives elected by the people … Continue reading SCIENCE  QUESTIONS FOR COMPETITIVE EXAMS