Important Biologists GK MCQs With Answer & Explanation in English

1. Who among the following is considered to be the father of antiseptic surgery?

  1. Robert Koch
  2. Louis Pasteur
  3. Dr. Linnaeus Pauling
  4. Dr. Joseph Lister

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Answer: Dr. Joseph Lister

Dr. Joseph Lister: Dr. Joseph Lister, a British surgeon, is hailed as a pioneer of antiseptic surgery. His groundbreaking research in bacteriology and wound infections revolutionized surgical practices. By introducing antiseptic techniques, he significantly reduced postoperative infections, demonstrating the importance of sterile conditions in medical procedures.

2. Who is the father of Botany?

  1. Theophrastus
  2. Carl Linnaeus
  3. Adam Smith
  4. Greco-Roman

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Answer: Theophrastus

Botany and Theophrastus: Botany, the study of plants, finds its roots in the work of Theophrastus (370-287 B.C.), often referred to as the father of Botany. His comprehensive observations and classifications laid the foundation for the systematic study of plant life.

3. Which ancient Indian physician is known as the ‘Father of Surgery’?

  1. Nagarjuna
  2. Vagbhatta
  3. Charaka
  4. Sushruta

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Answer: Sushruta

Sushruta, the Father of Surgery: Sushruta, a physician practicing in the 5th century B.C., is recognized as the ‘Father of Surgery.’ Many of his medical and surgical contributions predated similar discoveries in the Western world, showcasing advanced knowledge and techniques during his time.

4. William Harvey, Alexander Fleming & Louis Pasteur are related to respectively _?

  1. Vaccination, Blood Circulation, Penicillin
  2. None of these
  3. Vaccination, Blood Circulation, Penicillin
  4. Blood Circulation, Penicillin, Vaccination

Show Answer

Answer: Blood Circulation, Penicillin, Vaccination

William Harvey, Alexander Fleming, and Louis Pasteur: William Harvey, known for blood circulation, Alexander Fleming, the discoverer of penicillin, and Louis Pasteur, a pioneer in vaccination, made significant contributions to medical science. Pasteur’s work, including principles of vaccination and pasteurization, has had a lasting impact on public health.

5. Theory of natural selection was proposed by?

  1. Lamarck
  2. Karl Landsteiner
  3. Mendel
  4. Charles Darwin

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Answer: Charles Darwin

Charles Darwin and the Theory of Natural Selection: Charles Darwin proposed the theory of natural selection as an explanation for adaptation and speciation. He defined it as the principle preserving slight variations that prove beneficial over time, shaping the diversity of life on Earth.

6. Efforts of which of the following scientists led the government of India to set up Centre for DNA Fingerprinting and Diagnostics?

  1. Prof M. Vijayan
  2. Kanury Venkata Subba Rao
  3. Dr. Lalji Singh
  4. Samir K. Brahmachari

Show Answer

Answer: Dr. Lalji Singh

Dr. Lalji Singh and DNA Fingerprinting: Dr. Lalji Singh, director of the Centre for Cellular and Molecular Biology (CCMB), developed a unique DNA fingerprinting technique widely accepted in forensic evidence, paternity determination, and seed stock verification. His work, applied in high-profile cases like the Rajiv Gandhi murder probe, led to the establishment of the Centre for DNA Fingerprinting and Diagnostics.

7. Which among the following is not correctly matched?

  1. X-Ray – W. Roentgen
  2. Parachute – W. H. Carothers
  3. Penicillin – Alexander Flemming
  4. Barometer – Torricelli

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Answer: Parachute – W. H. Carothers

Parachute and Louis Lenormand: The parachute was discovered by Louis Lenormand. His invention laid the groundwork for modern parachutes, playing a crucial role in aviation safety and recreational activities.

8. Who among the following scientists is known for developing techniques for DNA fingerprinting and DNA profiling which are now used all over the world in forensic science to assist police detective work?

  1. Alec Jeffreys
  2. Heinz Wolff
  3. Vernon Heywood
  4. Patrick Laidlaw

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Answer: Alec Jeffreys

Alec Jeffreys and DNA Fingerprinting: Alec Jeffreys is renowned for developing DNA fingerprinting and profiling techniques, crucial tools in forensic science globally. These methods have significantly assisted police detective work by providing accurate identification and evidence in criminal investigations.

9. Who among the following is best known for his discovery and development of the first safe and effective polio vaccine?

  1. Almroth Wright
  2. Albert Sabin
  3. Jonas Salk
  4. David Bodian

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Answer: Jonas Salk

Jonas Edward Salk and the Polio Vaccine: Jonas Edward Salk, an American virologist, developed one of the first successful polio vaccines. His announcement of the vaccine’s success on a national radio show marked a pivotal moment in medical history, contributing to the eventual eradication of polio in many parts of the world.

10. Who among the following were awarded the Nobel Prize in 1958 for the One Gene One Enzyme Concept?

  1. Jacob & Wollman
  2. George Beadle and Edward Tatum
  3. Landsteiner & Weiner
  4. Avery, McCleod, and McCarthy

Show Answer

Answer: George Beadle and Edward Tatum

George W. Beadle and Edward L. Tatum were pivotal in elucidating the link between genes and enzymes, demonstrating how genes control metabolic processes by directing enzyme synthesis. Their groundbreaking work on the “One Gene One Enzyme Concept” earned them the Nobel Prize in Physiology or Medicine in 1958, marking a significant contribution to our understanding of genetics.

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Rohit Puri

Rohit Puri is an experienced educator and passionate advocate for knowledge dissemination in India. With a strong background in education, he has dedicated himself to empowering learners through well-researched and insightful content. As the author of engaging blogs on GK Scoop, Rohit focuses on general knowledge, current affairs MCQs, and essential educational topics relevant to the Indian context. His commitment to fostering a deeper understanding of critical issues makes him a trusted resource for students and educators alike. When he’s not writing, Rohit enjoys exploring new ways to enhance learning experiences and inspire curiosity in the classroom.

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