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MCQs

Total Questions : 1277 | Page 3 of 128 pages
Question 21. A group of very similar inter breeding organisms constitutes?
  1.    Biosphere
  2.    Ecosystem
  3.    Population
  4.    Species
 Discuss Question
Answer: Option D. -> Species
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 22. On the basis of collected facts and figures, a scientist formulates a factitive statement called:
  1.    Observation
  2.    Research work
  3.    Hypothesis
  4.    Inductive Reasoning
 Discuss Question
Answer: Option C. -> Hypothesis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 23. Members of one species inhabiting the same are form__________?
  1.    Species
  2.    Community
  3.    Ecosystem
  4.    Population
 Discuss Question
Answer: Option D. -> Population
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 24. Steps Involved in scientific method are ?
  1.    Hypothesis –>Accumulated data –> observation & experimentation –> conclusion
  2.    New data —> Conclusion —> Accumulated data —> Observation & experimentation
  3.    Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion
  4.    Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion
 Discuss Question
Answer: Option D. -> Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 25. Malaria is associated with___________?
  1.    Culex Mosquito
  2.    Culiesta Mosquito
  3.    Anopheles Mosquito
  4.    Culex & Anopheles Mosquito
 Discuss Question
Answer: Option C. -> Anopheles Mosquito
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 26. Biologist ‘Grass’ discovered the life cycle of plasmodium in_______?
  1.    1896
  2.    1897
  3.    1898
  4.    1899
 Discuss Question
Answer: Option C. -> 1898
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 27. Robert Hooke discovered_____________?
  1.    Nucleus
  2.    Mitochondria
  3.    Cell
  4.    DNA
 Discuss Question
Answer: Option C. -> Cell
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 28. The Science of growing terrestrial plants in an aerated solution is_________?
  1.    Hydrodynamics
  2.    Hydroponics
  3.    Hydrotonics
  4.    None of them
 Discuss Question
Answer: Option B. -> Hydroponics
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 29. The first antibiotic to be discovered was_____________?
  1.    Penicillin
  2.    Cephalosporin
  3.    Amino glycosides
  4.    Erythromycin
 Discuss Question
Answer: Option A. -> Penicillin
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 30. Immunization by vaccination was first introduced by?
  1.    Fleming in 1945
  2.    Florey & Chain in 1975
  3.    Flore & Chain in 1795
  4.    Edward Jenner in 1795
 Discuss Question
Answer: Option D. -> Edward Jenner in 1795
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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