Biology » OLQs
BIOLOGY
ONE LINE QUESTIONS [OLQs]
| S. No. | Questions | Answers |
| 1. | What is contained in Chlorophyll? | Magnesium |
| 2. | From which part of the plant is turmeric obtained? | Stem |
| 3. | Lacrymal glands are situated in the___? | Eye Orbit |
| 4. | The specific role of Vitamin K is in the synthesis of | Prothrombin |
| 5. | Which Part of plant is important for the life cycle of plant? | Flower |
| 6. | Increased RBC’s in the blood leads to a condition called___? | Polycythemia |
| 7. | Name the hormone that regulates the amount of glucose in the blood. | Insulin |
| 8. | The human faces is yellow in colour due to the presence of a pigment called___? |
Urobilin |
| 9. | Which enzyme is found in human saliva? | Ptyalin |
| 10. | Hansen’s disease is also known as___? | Leprosy |
| 11. | What is systolic and diastolic pressure in a healthy man? | 120mm & 80mm |
| 12. | Which is considered as the strongest natural fibre? | Silk |
| 13. | The deficiency of which leads to dental caries? | Fluorine |
| 14. | Companion cells are unique to___? | Angiosperms |
| 15. | The smallest bone in the human body is___? | Stapes |
| 16. | A person feel fatigued due to deposition of which acid in their muscles? | Lactic Acid |
| 17. | How many bones are present in human skull? | 22 |
| 18. | Which lobe of human brain is associated with hearing? | Temporal Lobe |
| 19. | Upper most layer of skin is called ___? | Epidermis |
| 20. | Motor skills are associated with which part of the brain? | Frontal Lobes |
| 21. | Blood group was discovered by whom? | Landsteiner |
| 22. | The PH value of human blood is__? | 7.40 |
| 23. | Name the largest gland in the human body? | Liver |
| 24. | What is the chemical name of a substance which kills rats? | White Phosphorus |
| 25. | The metal present in the haemoglobin is ____. | Iron |
| 26. | Which mosquito is the carrier of Zika virus? | Aedes |
| 27. | Name the gas used for making vegetable ghee? | Hydrogen |
| 28. | Which part of brain is centre of thirst, hunger and sleep? | Hypothalamus |
| 29. | Which regulates the quantum of light entering the human eye? | Iris |
| 30. | DNA stands for __. | Deoxyribonucleic Acid |
| 31. | What percentage of water is lost during transpiration? | 99% |
| 32. | Pyramid of energy is ____? | Always upright |
| 33. | Edward Jenner is related with which disease? | Small pox |
| 34. | The hormone used as an oral contraceptive is ____. | Progesterone |
| 35. | Which vitamin is considered to be a hormone? | Vitamin D |
| 36. | The process of photosynthesis involves conversion of what? | Solar energy into chemical energy |
| 37. | Who explained about the blood circulation for the first time? | William Harvey |
| 38. | Dog bite can cause rabies. Which other animal can also cause rabies? | Bat |
| 39. | Saliva helps in the digestion of which thing? | Starch |
| 40. | Which is the sweetest sugar? | Fructose |
| 41. | Which enzyme is present in all members of the animal kingdom except Protozoa? |
Amylase |
| 42. | Which is known as graveyard of RBC’s? | Spleen |
| 43. | Which disease is caused by the bite of a mad dog? | Hydrophobia |
| 44. | What is the normal cholesterol level in human blood? | 180-200 mg/dL |
| 45. | Who was the first to isolate Gene? | Dr. Hargobind Khurana |
| 46. | Which cell organelles function as the power house of a living cell? | Mitochondria |
| 47. | Nobel Prize winning scientist James D. Watson is known for his work in which area? |
Genetics |
| 48. | What is the Branch of science which deals with the study of skin of man? | Dermatology |
| 49. | Which test helps in diagnosis of cancer? | Biopsy Test |
| 50. | Which major chemical compound found in human kidney stones? | Calcium oxalate |
| 51. | Sex determination of child is done by whose chromosome? | Father |
| 52. | What is the name of first clones sheep? | Dolly |
| 53. | What is known as ‘kitchen of cell’? | Chloroplast |
| 54. | Enlargement of which gland takes place due to deficiency of iodine? | Thyroid |
| 55. | Which part of human brain is the regulating centre for swallowing and vomiting? |
Medulla Oblongata |
| 56. | What are Bryophytes? | Amphibious |
| 57. | The number of Chromosomes in the human gene is ___. | 46 |
| 58. | Polio is caused by whom? | Virus |
| 59. | Ductless glands are known as______? | Endocrine glands |
| 60. | The first vaccine injected into a just born baby is______. | BCG |
| 61. | Which are phagocytes in liver? | Kupffer cells |
| 62. | Which gland disappear during old age? | Thymus |
| 63. | The study of Dendrology is associated with___? | Trees |
| 64. | Theory of natural selection was proposed by_______. | Charles Darwin |
| 65. | By which doctor was the first successful heart transplant in India performed? | Dr. Venugopal |
| 66. | The food poisoning is caused by___. | Clostrideam boutulium |
| 67. | Which acid is found in ‘Tomato’? | Oxalic Acid |
| 68. | Haematopoiesis take place in _____? | Bone marrow |
| 69. | Which part of human brain is affected by alcohol? | Cerebellum |
| 70. | Ascariasis is caused by ___? | Round Worm |
| 71. | Turpentine oil is obtained from___? | Pinus |
| 72. | Which salt is found in bone in largest amount? | Calcium Phosphate |
| 73. | Genes are made by___? | Polynucleotide |
| 74. | Which disease is known as ‘silent killer’? | High Blood pressure |
| 75. | By whom was oral polio vaccine discovered? | Jonas Salk |
| 76. | The compound used in anti-malarial drug is___? | Chloroquine |
| 77. | Which is responsible for transport of food and other substances in plants? | Phloem |
| 78. | BCG vaccination (Bacillus Calmette Guerine) is injected to get immunity from__? |
Tuberculosis |
| 79. | First vaccine produced by bio-technology was used against which virus? | Hepatitis-B |
| 80. | Alcoholic drink contains___? | Ethyl Alcohol |
| 81. | Xerophthalmia is a disease caused by lack of which vitamin? | Vitamin A |
| 82. | Which is responsible for the process of cell division? | Mitosis |
| 83. | What is known as ‘Suicidal bags of cell’? | Lysosome |
| 84. | The plants, which grow under water stress conditions are called_? | Xerophytes |
| 85. | Which metal is present in Insulin? | Zinc |
| 86. | Most of the red, blue and purple colours of plants are due to a pigment called__? |
Anthocyanin |
| 87. | The filtering of blood through an artificial kidney is called__? | Dialysis |
| 88. | Animals store glucose in the form of__? | Glycogen |
| 89. | Who invented penicillin? | Alexander Fleming |
| 90. | The longest and largest bone in the human body is__? | Femur |
| 91. | Which is known as master gland in man? | Pituitary gland |
| 92. | Which vitamin is essential for the coagulation of blood? | Vitamin K |
| 93. | Which insect spreads kala-azar? | Sand Fly |
| 94. | Name the smallest functional unit of the kidney? | Nephron |
| 95. | What is the smallest structural and functional unit of nervous system? | Neuron |
| 96. | Which animal have no blood but they respire? | Hydra |
| 97. | What is the Dental formula of man? | 2123/2123 |
| 98. | The biogas used for cooking is a mixture of ___? | Methane & Carbondioxide |
| 99. | Which plant yields biodiesel or biofuel? | Jatropha Curcas |
| 100. | The most serious air pollutant causing health hazard is___? | Sulphur dioxide |
| Subject Name : Biology |
| Exam Name : JEE, NEET, IIT GATE, IIT JAM, UPSC, SSC, KVS, NVS |
| Posts Name : Technical Assistant, Junior Scientist, Post Graduate Teacher, Lecturer |
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