Famous Personalities and Discoveries

This quote about genius and originality is attributed to Georg Christoph Lichtenberg, an 18th-century German physicist and satirist known for his witty aphorisms. He suggests that true genius produces innovative ideas consistently, not sporadically.

Isaac Asimov is the correct author of this quote. It reflects his pragmatic approach to ethics, distinguishing between rigid moral rules and what is actually right in a situation. The other options are all notable historical figures but not the source of this particular quote.

Theophrastus is known as the 'Father of Botany' for his work on plants. The claimed answer (D) is correct. Aristotle is the father of zoology, Robert Hooke discovered cells, and Treviranus coined the term 'biology'.

Aristotle is known as the 'Father of Zoology' for his systematic classification of animals. The claimed answer (C) is correct. Theophrastus is the father of botany, Lamarck coined the term 'biology', and Johann Mendel is not related to zoology.

Gregor Mendel is known as the father of genetics for his pioneering work on inheritance patterns using pea plants. He discovered fundamental laws including dominance, segregation, and independent assortment. The answer has a typo - it should be Gregor, not Johan. H G Khorana contributed to cracking the genetic code, Robert Hooke discovered cells, and Aristotle studied natural philosophy.

Galileo Galilei made foundational contributions to science: he improved the telescope to observe the heavens, discovered the four largest moons of Jupiter (Io, Europa, Ganymede, and Callisto), and established that a pendulum's period is independent of its amplitude, leading to better timekeeping.

Edwin Hubble provided the first evidence for the expansion of the universe in the 1920s by observing that distant galaxies were moving away from us, with their redshift increasing with distance. This relationship became known as Hubble's Law.

Aryabhatta I, the ancient Indian astronomer and mathematician from the 5th century CE, was the first to propose that Earth rotates about its axis. He explained that this rotation causes day and night, predating similar understanding in Western astronomy.

Galileo discovered the isochronism of the pendulum in 1583 - that a pendulum's period depends only on its length, not the amplitude of swing. The telescope was his invention, not a discovery. Distoscope is not a real scientific instrument, and alarm clocks are unrelated to Galileo's work.

Aristotle is often called the father of biology for his systematic classification and study of over 500 animal species. Robert Hooke discovered cells but came much later (17th century). J.C. Bose worked on plant physiology in modern times, and Enrico Fermi was a nuclear physicist.

This quote reflects Swami Vivekananda's philosophy about inner potential and self-realization - that all powers already exist within us, and ignorance (putting hands before eyes) makes us unaware. The quote emphasizes Vedantic principles of hidden divinity.

Claudius Ptolemy developed the geocentric model in the 2nd century CE, placing Earth at the center of the universe. Copernicus later proposed the heliocentric model, and Galileo provided evidence supporting it.

Nicolaus Copernicus proposed the heliocentric model in the 16th century, placing the Sun at the center of our solar system. Claudius Ptolemy supported the competing geocentric (Earth-centered) model. Tycho Brahe proposed a hybrid system, while Galileo Galilei was a strong advocate of heliocentrism but did not originate the theory.