Biology MCQs


NEET Biology Objective Questions (With Answers)

NEET Biology multiple choice questions to help you revise important topics from Class 11 and 12 NCERT syllabus.

  1. Who is known as the Father of Taxonomy?
    Answer:  Linnaeus
  2. Which kingdom includes unicellular eukaryotes?
    Answer:  Protista
  3. Cell wall of fungi is made up of:
    Answer: Chitin
  4. Which organelle is called the powerhouse of the cell?
    Answer: Mitochondria
  5. Plasmolysis occurs due to:
    Answer: Exosmosis
  6. The functional unit of kidney is:
    Answer: Nephron
  7. Which one is a C4 plant?
    Answer: Sugarcane
  8. Which part of brain controls heartbeat and breathing?
    Answer: Medulla
  9. Which hormone causes stomatal closure during water stress?
    Answer: ABA
  10. Oxygen is mainly transported in blood by:
    Answer: RBCs
  11. Who proposed the laws of inheritance?
    Answer: Mendel
  12. Test cross is done to determine:
    Answer: Genotype
  13. Which enzyme joins Okazaki fragments?
    Answer: Ligase
  14. Which of the following is a vestigial organ?
    Answer: Appendix
  15. Which gas was absent in primitive atmosphere?
    Answer: Oxygen
  16. Mimicry is a type of:
    Answer: Adaptation
  17. In Bt cotton, the Bt toxin is coded by a gene from:
    Answer: Bacillus thuringiensis
  18. Which restriction enzyme is used in genetic engineering?
    Answer: EcoRI
  19. The process of production of multiple copies of gene is called:
    Answer: Amplification
  20. Which one is a pioneer species in primary succession?
    Answer: Lichen
  21. DNA is composed of:
    Answer: Nucleotides
  22. Antibodies are produced by:
    Answer: B-cells
  23. The fluid part of blood is:
    Answer:  Plasma
  24. Which of the following is not a connective tissue?
    Answer: Muscle
  25. Largest gland in human body:
    Answer: Liver
  26. Which one is sexually transmitted disease?
    Answer: Syphilis
  27. Common vector for gene transfer in plants:
    Answer:  Agrobacterium
  28. Blood pressure is measured using:
    Answer:  Sphygmomanometer
  29. Which part controls voluntary actions?
    Answer: Cerebrum
  30. Which vitamin helps in blood clotting?
    Answer:  Vitamin K


 

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