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Biology MCQS[NEET-2021 to 2022]-Anatomy mcq for competitive exams

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1. In man the normal number of chromosomes is




2. Which of the following parts does not take part in the process of breathing




3. Which one of the following elements is needed in the human body to transfer electric signals by nerve cells?




4. If bilrubin is high in human body, which of the following organs is effected?




5. In the human body, appendix is attached to




6. In the human body, which one of the following hormones regulates blood calcium and phosphate?




7. In human beings, normally, the sperm fertilises the ovum in which of the following parts?




8. Which one of the following parts of human brain is the regulating centre for swallowing and vomiting?




9. Which one of the following types of tissues have contractile proteins?




10. Which part of the brain controls respiration




11. The function of Trypsin is to




12. Muscle fatigue is caused by the accumulation of




13. Which are not included in the milk-teeth in a child of 3-4 years ?




14. What does enamel cover?




15. The acid which is secreted by the glands in the stomach wall is




16. Which one of the following organs excretes water, fat and various catabolic wastes?




17. A surge of which hormone stimulates ovulation in human females?




18. Universal receivers can receive blood from




19. The enzyme that is present in the saliva of man is




20. Which one of the following is the correct sequence in the order of decreasing length of the three structural parts given below of small intestine in the human body ?




21. Which one of the following is not a digestive enzyme in the human system?




22. Dehydration in human body is caused due to the loss of -




23. Production of which one of the following is a function of the liver?




24. If by an unknown accident the acid secreting cells of the stomach wall of an individual are damaged, digestion of which one of the following biomolecule will be affected to a greater extent?




25. When we eat something we like, our mouth waters. This is actually not water but fluid secreted from




26. Which of the following is known as the voice box




27. Which one among the following will be absorbed fastest through the wall of digestive system




28. It has been observed the astronauts lose substantial quantity of calcium through urine during space flight. This is due to




29. Cutting and peeling of onion bring tears to the eyes because of the presence of




30. The contractile proteins in a muscle are




31. Which of the following is not an enzyme




32. Which is the heaviest organ of our body?




33. Which one of the following is not a part of small intestine




34. Sweat glands belong to




35. Our human body has




36. All enzymes are actually




37. Inspiration and Expiration are done by




38. Which organ works as an excretory and a sense organ?




39. Cartilage present in body is




40. Circulatory system contains the




41. Which one among the following glands is present in pairs in human body




42. Lobsters and crabs have .




43. Blood transports




44. During the process of respiration in human beings, the exchange of gases takes place in




45. Which one of the glands in human body produces the growth hormone (Somatotropin)




46. Which one of the following is a pigment?




47. In human beings, the opening of the stomach into the small intestine is called




48. In which part of the human body do we find the islet of langerhans




49. Cell or tissue death within a living body is called as




50. Which part of the human eye is transplanted from a dead donor to a living person




51. In the human body, nails are made up of




52. Sweating during exercise indicates operation of which one of the following processes in the human body




53. Pituitary gland is situated in




54. Smooth muscles are found in the




55. In which part of the human body is the smallest bone found




56. Skeletal system produces




57. Which among the following is the largest endocrine gland of human body




58. Which one of the following enzymes is found in human saliva




59. The blood is filtered and the waste is separated by




60. Which system regulates water level and body temperature?




61. The skeletal system is made up of bone




62. The ovaries produce female gametes called




63. The Central Nervous System is made up of




64. Hormones regulate




65. How many herbs are used in the preparation of Siddha medicine?




66. Cardiac muscle is present in the




67. Unit of Nervous System is .




68. Aerobic exercises supply




69. The chief organ in the Circulatory System




70. The skin of man weighs about




71. Every organ in our body is made up of




72. Respiratory organs are




73. Kidneys excrete




74. Blood carries waste materials to




75. The colour of the kidney is




76. is a Dravidian system of medicine




77. A state of complete physical, mental and social well being is called




78. The brain is located in the .




79. Insulin is secreted by




80. Pasteurization method was discovered by




81. Bone marrow is composed of




82. Bone marrow takes part in




83. Haversian canals occur in




84. Hyaline cartilage does not possess




85. Mammalian pinna is supported by




86. Membrane surrounding a bone is called




87. Major inorganic components of vertebrate bone is




88. Haversian canals found in bones contain




89. The functional unit of contractile system in striated muscle is




90. Which of the following is the contractile protein of a muscle?




91. The contractile protein of skeletal muscle involving ATPase activity is




92. Muscle fatigue sets in due to non availability of




93. Light band has which of the following filament protein?




94. Upon stimulation of skeletal muscles calcium is immediately made available for binding to troponin from




95. What is sarcomere




96. Acute vision is present in




97. Which of the following cranial nerves can regulate heart beat?




98. The junction between the axon of one neuron and the dendrite of the next is called