Posted onJuly 6, 2022inchemistry Detergents are prepared by the action of H2SO4 followed by neutralization by starting with _____?
Posted onJuly 6, 2022inBiology, chemistry The substances which affect the central nervous system and induce sleep are called _____?
Posted onJuly 6, 2022inBiology, chemistry Penicillin was first discovered by ______ ? (1) A. Fleming. (2) L. Pasteur. (3) G. Thompson (4) A. Noble.
Posted onJuly 6, 2022inchemistry Oral contraceptive drugs contain ____ ? (1) mestranol. (2) norethindrone. (3) Both (1) and (2). (4) None of these.
Posted onJuly 6, 2022inchemistry Aspirin is an acetylation product of ______ ? (1) p-dihydroxybenzene. (2) o-hydroxybenzoic acid. (3) o-dihydroxybenzene. (4) m-hydroxybenzoic acid.
Posted onJuly 6, 2022inBiology Antiseptic properties of iodoform are due to the decomposition of _____ ?
Posted onJuly 6, 2022inBiology Paracetamol is _______ ? (1) both antipyretic and analgesic. (2) only analgesic. (3) only antipyretic. (4) antimicrobial.
Posted onJuly 6, 2022inBiology पुरुष की सहायक नलिकाओं एवं ग्रन्थियों के प्रमुख कार्य क्या हैं ? male accessory ducts and glands in hindi
Posted onJuly 5, 2022inBiology शुक्रीय प्रद्रव्य (सेमिनल प्लाज्मा) के प्रमुख संघटक क्या हैं ? Write the components of seminal plasma Class 12
Posted onJuly 5, 2022inBiology शुक्राणुजनन एवं वीर्यसेचन (स्परमिएशन) की परिभाषा लिखिए। spermiogenesis and spermatogenesis definition in hindi