Biology MCQ Quiz Hub

Biology MCQ Question - The Variety of Life

Choose a topic to test your knowledge and improve your Biology skills

1. The first organism of whose genome was completely discovered was




2. Which of the following statement is incorrect about RNA?




3. RNA constitutes _____ % of the total cellular RNA.




4. There are mainly _______ types of tRNA




5. Most of the cellular secretions are _____ in nature.




6. Which conjegated molecules play important role in gene expression?




7. The survival of an animal depends upon its ability to take some from its environment




8. Interconversion of carbohydrates proteins and lipids in living cells are an example of




9. Carbon commonly combines with




10. Non polar organic molecules are _______ in water.




11. In living organisms the lubricant which provides protection against damage resulting from friction is




12. In Cx(H2O)y x ranges from




13. Glycolipids and glycoproteins have structural role in the _____ matrix of animal and bacterial cell




14. The trioses which are intermediate in respiration and photosynthesis are




15. Keto group is represented as




16. The monosaccharide found in some bacteria and occurring rarely are




17. How many carbon atoms are required to form a furan ring (ribofuranose)




18. In esterification OH comes from




19. Triglyceride is also known as




20. Which one is not found in fatty acids in acylglycerols?




21. Animals fats are ___________ atroom temperature




22. So far over _____ number of species of animals are known:




23. Which of the following category is most general with its members lest resembling with each other than the other categries:




24. Solanum tuberosum is a scientific name of:




25. Allium cepa is the scientific name of :




26. Those organisms which can prepare their own food from simple inorganic material and can store energy are called




27. Which of the Euglenas (a Protoctista) character resembles that of animals:




28. The word which E-Chatton suggested for bacteria and blue green algae was:




29. Organisms of which of the following kingdom have absorptive mode of nutrition:




30. Which of the following organisms have Chitin as a major structural component of their cell wall:




31. Five kingdom classification was proposed by :




32. Amoeba belongs to which kingdom:




33. Kingdom Protoctista includes:




34. Other name for Kingdom monera is:




35. The word virus is derived from Latin word venome meaning




36. DNA or RNA of viruses is enclosed in ______ coat:




37. Vaccine Was discovered by :




38. The name Bacteriophage was coined by:




39. The size of smallest virus is:




40. The size of poxvirus is:




41. Viruses are ______ smaller than bacteria




42. Which of the statement about viruses is incorrect :




43. Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is:




44. Protein coat the capsid of adenovirus is :




45. The agent of controversial nature causing mad cow infection is:




46. A virion is :




47. An isolated virus is not considered living since it:




48. Bacteriopahage that infect E. coli are called:




49. Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves:




50. In life cycle of bacteriophage which step occur after attachment of prophage with the receptor site of the bacterial cell wall: