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Biology Mcqs

Immunization by vaccination was first introduced by?

  • (A)  Fleming in 1945
  • (B)  Florey & Chain in 1975
  • (C)  Flore & Chain in 1795
  • (D)  Edward Jenner in 1795
Submitted By :Ali Uppal


The first antibiotic to be discovered was_____________?

  • (A)  Penicillin
  • (B)  Cephalosporin
  • (C)  Amino glycosides
  • (D)  Erythromycin
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Malaria is associated with___________?

  • (A)  Culex Mosquito
  • (B)  Culiesta Mosquito
  • (C)  Anopheles Mosquito
  • (D)  Culex & Anopheles Mosquito
Submitted By :Ali Uppal


Steps Involved in scientific method are ?

  • (A)  Hypothesis –>Accumulated data –> observation & experimentation –> conclusion
  • (B)  New data —> Conclusion —> Accumulated data —> Observation & experimentation
  • (C)  Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion
  • (D)  Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion
Submitted By :Ali Uppal


Robert Hooke discovered_____________?

  • (A)  Nucleus
  • (B)  Mitochondria
  • (C)  Cell
  • (D)  DNA
Submitted By :Ali Uppal


On the basis of collected facts and figures, a scientist formulates a factitive statement called:

  • (A)  Observation
  • (B)  Research work
  • (C)  Hypothesis
  • (D)  Inductive Reasoning
Submitted By :Ali Uppal


Members of one species inhabiting the same are form__________?

  • (A)  Species
  • (B)  Community
  • (C)  Ecosystem
  • (D)  Population
Submitted By :Ali Uppal


A group of very similar inter breeding organisms constitutes?

  • (A)  Biosphere
  • (B)  Ecosystem
  • (C)  Population
  • (D)  Species
Submitted By :Ali Uppal


Which of the following is an example of “molecule”?

  • (A)  Chloroplast
  • (B)  A Nerve Cell
  • (C)  DNA
  • (D)  Hydrogen
Submitted By :Ali Uppal