Place for ads
Looking for MCQs? You're in the right place! Whether you're preparing for competitive exams, school boards or just aiming to improve your knowledge, we offer MCQs for all levels and subjects.
Answer: Sigmund Freud
Sigmund Freud developed the theory of the unconscious mind, fundamentally altering the study of psychology.
Answer: Hermann von Helmholtz
Hermann von Helmholtz formulated the law of conservation of energy, stating that energy cannot be created or destroyed.
Answer: Antonie van Leeuwenhoek
Antonie van Leeuwenhoek is credited with developing the first functional microscope, leading to the discovery of microorganisms.
Place for ads
Answer: Ivan Pavlov
Ivan Pavlov developed the theory of conditioned reflexes, demonstrating the process of classical conditioning.
Answer: James Clerk Maxwell
James Clerk Maxwell developed the theory of electromagnetism, unifying electricity and magnetism into one theory.
Answer: James Watt
James Watt is credited with inventing the first practical steam engine, which played a pivotal role in the Industrial Revolution.
Place for ads
Answer: Alexander Fleming
Alexander Fleming discovered penicillin in 1928, the first antibiotic, which revolutionized medicine.
Answer: John Dalton
John Dalton developed the first atomic theory, which stated that matter is made up of indivisible atoms.
Answer: Johannes Kepler
Johannes Kepler formulated the three laws of planetary motion, which describe how planets move around the Sun.
Place for ads
Answer: Johann Gottfried Galle
Johann Galle, along with John Couch Adams, discovered Neptune in 1846, using mathematical predictions.
Place for ads