Quiznetik

Biology (GK) | Set 4

1. The causative organism of dengue fever is

Correct : D. Virus

2. Which of the following is considered to be the best cholesterol?

Correct : C. HDL

3. Bleeding of gums and loosening of teeth is caused due to deficiency of-

Correct : C. Vitamin C

4. During photosynthesis in plants, the gas evolved is -

Correct : C. Oxygen

5. The science dealing with the study of teeth is -

Correct : A. Odontology

6. The enzyme in whose presence glucose and fructose are converted into alcohol is -

Correct : D. Zymase

7. Which one of the following is the tallest bird’?

Correct : C. Ostrich

8. Anaemia occurs due to the deficiency of

Correct : C. folic acid

9. Which of the following diseases usually spreads through air?

Correct : C. Tuberculosis

10. Cereals are a rich source of -

Correct : A. Starch

11. The vitamin most readily destroyed by heat is –

Correct : B. Ascorbic acid

12. The process of producing energy in plants is known as –

Correct : C. Photosynthesis

13. Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?

Correct : C. Cerebrum

14. The poison of honey bee is :

Correct : A. Acidic

15. Birds which swim in water have -

Correct : A. webbed feet

16. Liver-oil of fish is rich in -

Correct : A. Vitamin A

17. Which of the following does not provide any energy?

Correct : C. Vitamins

18. Dialysis is used to perform the function of —

Correct : D. Kidneys

19. Presticides are used to destroy –

Correct : D. insects

20. The tallest and thickest type of grass is

Correct : C. Bamboo

21. The process of preventing the birds from flying is called –

Correct : A. brailing

22. Largest gland in human body is           .

Correct : A. Liver

23. Saliva helps in the digestion of -

Correct : B. Starch

24. Which one of the following is not a vaccine?

Correct : D. Progesterone

25. The disease that is caused by virus is -

Correct : C. Common Cold

26. Small Pox is caused by -

Correct : B. Variola Virus

27. Respiration process requires –

Correct : C. oxygen

28. AIDS is a/an -

Correct : B. viral disease

29. Amoebic dysentery is caused by -

Correct : A. Entameeba histolytica

30. If the blood group of one parent is AB and that of the other 0, the possible blood group of their child would be -

Correct : A. A or B

31. How many bones are there in the human body?

Correct : C. 206

32. Which one of the following animals is called farmer's friend -

Correct : B. Earthworm

33. The term ‘gene’ was coined by -

Correct : B. W. L. Johanssen

34. The study of visceral organs is -

Correct : D. Splanchnology

35. The branch of biology dealing with the study of cells is known as -

Correct : A. Cytology

36. The blood cholesterol level in 100ml of blood in a normal person varies between

Correct : A. 150 and 200 mg

37. Thalassemia is a hereditary disease. It affects -

Correct : A. Blood

38. Which of the following represents a foodchain involving a producer, a vegetarian and a non vegetarian?

Correct : B. Plant — Rabbit — Tiger

39. Which of the following is a large blood vessel that carries blood away from the heart?

Correct : B. Artery

40. Nitrogen fixing bacteria found in the root nodules of leguminous plant is:-

Correct : C. Symbiotic

41. The total number of vertebrae in a human being is -

Correct : D. 33

42. On the average, what percent age of human body has the element of oxygen?

Correct : A. 65

43. The              is responsible for precision of voluntary actions and for maintaining the posture and balance of the body.

Correct : B. Cerebellum

44. The age of trees is determined by its

Correct : C. growth rings

45. Yeast, used in making bread is a –

Correct : A. fungus

46. Kidney disease in man is caused by the pollutant -

Correct : A. Cadmium

47. Fruits of this plant are found underground -

Correct : C. Groundnut

48. A rare and endangered animal in Silent Valley is -

Correct : C. Lion-tailed macaque

49. The main cause of rancidity in of fats and foods is the oils -

Correct : B. oxidation

50. The part of the brain responsible for maintain balance like walking in a straight line or riding a bicycle is called –

Correct : D. Cerebellum

51. The hybrid between horse and donkey is called -

Correct : C. Mule

52. Which of the following is not a member of the vitamin B complex?

Correct : D. Ascorbic acid

53. Cystitis is the infection of which of the following?

Correct : B. urinary bladder

54. Which of the following makes the skin layer impervious to water?

Correct : C. Keratin

55. 'ELISA' test is employed to diagnose -

Correct : C. Tuberculosis bacterium

56. The body temperature is regulated by

Correct : B. Hypothalamus

57. The study of extinct animals is called -

Correct : D. Palaeontology

58. The medical term used for the sleeplessness is -

Correct : B. Insomnia

59. Which one of the following creatures has maximum number of ribs?

Correct : B. Snake

60. Which one of the following is most important for the growth of children up to the age of 14?

Correct : A. Protein

61. Sweat glands in mammals are primarily concerned with -

Correct : C. therrnoregulation

62. DNA test was developed by –

Correct : C. Watson and Crick

63. An ECG shows the functioning of the

Correct : B. heart

64. A vitamin requires cobalt for its activity. The vitamin is -

Correct : A. Vitamin B12

65. Plasma membrane in eukaryotic cells is made up of -

Correct : A. Phospholipid

66. The locomotory organ of 'Amoeba' is

Correct : A. Pseudopodia

67. The number of chromosomes present in normal human being are -

Correct : B. 46

68. The longest bone in the human body is

Correct : C. Femur

69. Which of the following is the smallest bird?

Correct : C. Humming bird

70. The edible part of Cabbage is -

Correct : C. vegetative bud

71. Which enzyme converts proteins?

Correct : B. Trypsin

72. The deficiency of iron in man result in

Correct : A. Anaemia

73. Protein which renders a cell less susceptible to attack by viruses is called -

Correct : D. Inferon

74. Goitre is caused by the deficiency of -

Correct : A. Iodine

75. Which of the following types of light are strongly absorbed by plants?

Correct : B. Blue and red

76. Which acid is present in lemon –

Correct : B. citric acid

77. Iodoform is used as an :

Correct : C. antiseptic

78. An instrument for measuring blood pressure is called -

Correct : C. Sphygmomanometer

79. The term 'Rh factor' refers to -

Correct : A. Rhesus factor

80. Which one of the following is also called the 'power plants' of the cell?

Correct : B. Mitochondrion

81. What is the chemical name ofvinegar?

Correct : B. Acetic acid

82. pH of blood is –

Correct : C. 7.4

83. Smaller roots coming out of main root is called as             .

Correct : B. Lateral root

84. The vitamin that helps to prevent infections in the human body is -

Correct : C. vitamin C

85. The normal RBC count in adult male is

Correct : B. 5.0 million

86. Study of newly born up to the age of 3 months is called -

Correct : D. Neonatology

87. Which one of the following does not secrete any digestive enzyme?

Correct : A. Liver

88. The causative agent of Tuberculosis is

Correct : A. Mycobacterium

89. The enzyme that is present in the saliva of man is -

Correct : C. Amylase

90. The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to -

Correct : B. seed coat impermeability

91. Animals having open circulatory system POSSESSES –

Correct : D. haemocoel

92. Which of the following weeds has been found useful to check water pollution caused by industrial affluents?

Correct : C. Water hyacinth

93. Which of the following is correlated with blood pressure?

Correct : D. Adrenal

94. Blood cancer is otherwise called as -

Correct : D. Leukaemia

95. Which one of the following glands in the human body stores iodine?

Correct : B. Thyroid

96. Which one of the following is related to Silviculture?

Correct : D. Forest crops

97. Which of the following is the sweetest sugar?

Correct : C. Fructose

98. The H5N1 virus which causes bird flu was first discovered in -

Correct : C. 1997

99. Denaturation of a protein is caused by –

Correct : D. All of the above

100. Which of the following hormone is called emergency hormone?

Correct : B. Adrenaline