TOP 100 Question of Biology – For SSC, Railway, UPSC,Banking

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One Liner GK Of Biology

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 pigmentcalled___?Urobilin

9. Which enzyme is found in human saliva? Ptyalin

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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 depositon 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 intochemical 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 exceptProtozoa?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 whicharea?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

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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. Enlargment of which gland takes place due to deficiency of iodine? Thyroid

55. Which part of human brain is the regulating centre for swallowing andvomiting?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 disapear 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

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77. Which is responsible for transport of food and other substances in plants? Phloem

78. BCG vaccination (Bacillus Calmette Guerine) is injected to get immunityfrom__?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 pigmentcalled__?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 bio gas used for cooking is a mixture of ___?   – Methane &Carbon dioxide

99. Which plant yields bio diesel or bio fuel?   – Jatropha Curcas

100. The most serious air pollutant causing health hazard is___?   – Sulphur dioxide

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