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Biology – General – LS

Biology – Set 1

Dear ! This is Biology – Set 1  Quiz and it contains 100 questions.

Happy Learning!

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1. Purification of blood takes place in

 

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2. The normal blood pressure in human beings is

 

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3. Plants synthesis protein from

 

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4. Ptyalin is an enzyme produced in the

 

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5. The grouping of blood is based on substances called

 

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6. Which one of the following is not an insect:

 

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7. Blood group which have no antigen

 

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8. Oxygen in our blood is transported by a protein named

 

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9. Plants wilt due to excess of

 

10 / 100

10. Pollen grains in plants are produced in

 

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11. Plants are killed in winter by frost

 

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12. Photosynthesis generally takes place in which parts of the plant?

 

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13. Antigens ‘A’ and ‘B’ are absent in persons belong to blood group

 

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14. The upper chambers of the heart are the

 

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15. Neurospora is used as genetic material because

 

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16. Main function of white blood corpuscles is

 

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17. Pollination is best defined as

 

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18. Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)?

 

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19. Movement of cell against concentration gradient is called

 

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20. Ramapithecus and Cro-Magnon man are considered

 

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21. Process of cell division can take place by

 

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22. Plant bends towards the source of light on account of the movement of curvature known as

 

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23. Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria and Vibrio comma causes

 

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24. One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor’s statement?

 

25 / 100

25. What is the average Life span of RBC?

 

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26. Monotremes are unique mammals because they

 

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27. Myopia is connected with

 

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28. Red colour of blood is due to presence of

 

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29. Plants receive their nutrients mainly from

 

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30. Placenta is the structure formed

 

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31. Organic Substances which, in very small amounts, control growth and development called

 

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32. Plants growing on sand are called as

 

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33. Pyorrhoea is a disease of the

 

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34. Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?

 

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35. Monocot root differs from dicot root in having

 

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36. Poison glands of snakes are homologous to

 

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37. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by

 

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38. Red blood corpuscles is also known as

 

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39. Which of the following blood cells carry oxygen?

 

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40. Reflex actions are controlled by :

 

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41. One of the following is most suitable for study of mutations

 

42 / 100

42. Life of red blood cells in the body is

 

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43. Prothrombin which helps in clotting of blood is released by

 

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44. Ozone hole refers to

 

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45. Prokaryotic cells lack

 

46 / 100

46. Fully mature human RBCs has

 

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47. Which of the following blood group is universal donor?

 

48 / 100

48. Other than spreading malaria, anopheles mosquitoes are also vectors of

 

49 / 100

49. Average life span of human R.B.C is

 

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50. Plants absorb most part of water needed by them through their

 

51 / 100

51. Normal adult human male has

 

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52. Most fish do not sink in water because of the presence of: I. swim bladder II. air bladder III. air sacs IV. air in spongy bones

 

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53. Rain water helps to increase the ____ to some extent.

 

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54. Plants hormone that induces cell division is

 

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55. Plants developing in dry conditions are

 

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56. Out of 900 reported species of living gymnosperms, conifers are represented by about 500 species, About 2,50,000 species of angiosperms (flowering plants) have also been reported in the world. The vast and dominant woodlands in Europe, Asia, North America and mountains such as Himalayas are wooded with

 

57 / 100

57. Nymph is the name of young one of

 

58 / 100

58. Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

 

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59. Plant have ____ while animals lack it.

 

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60. Ordinary table salt is sodium chloride. What is baking soda?

 

61 / 100

61. In human body lymphocytes are formed in

 

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62. Photosynthesis is a process

 

63 / 100

63. Norepinephrine increases

 

64 / 100

64. O2 released in the process of photosynthesis comes from

 

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65. On which of the following plants did Gregor Mendal perform his classical experiment?

 

66 / 100

66. Most of the red, blue and purple colours of plants are due to a pigment called

 

67 / 100

67. Phloem is a tissue found in

 

68 / 100

68. Out of proteins, lipids and carbohydrates present in a cell membrane, what is true?

 

69 / 100

69. Plants absorb dissolved nitrates from soil and convert them into

 

70 / 100

70. Human heart is made up of

 

71 / 100

71. Our major foods, fibres, spices, fruits and beverage crops are

 

72 / 100

72. Most abundant tissues of our body are

 

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73. Photosynthesis takes place faster in

 

74 / 100

74. Mutation is

 

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75. Outer covering of virus made up of protein is

 

76 / 100

76. Mumps is a disease caused by

 

77 / 100

77. Number of chromosomes in down’s syndrome is

 

78 / 100

78. Pulses are a good source of

 

79 / 100

79. One of the following is not a function of bones.

   

80 / 100

80. Which blood group is universal acceptor?

 

81 / 100

81. Potato is a modified form (outgrowth) of:

 

82 / 100

82. Plants that grow under average temperature and moisture are called:

 

83 / 100

83. Radical vascular bundles are those in which

 

84 / 100

84. Which statement about capillaries is correct?

 

85 / 100

85. Plants that grow in saline water are called

 

86 / 100

86. Plant development is influenced by

 

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87. Biotic component of the environment does not include-

 

88 / 100

88. Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of

 

89 / 100

89. N2 content is kept constant in the biosphere due to

 

90 / 100

90. Primary phloem develops from

 

91 / 100

91. Most highly intelligent mammals are

 

92 / 100

92. Photo-oxidation is

 

93 / 100

93. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

 

94 / 100

94. Radish is a

 

95 / 100

95. Night blindness is cause by lack of which vitamin?

 

96 / 100

96. Pollination by wind is called

 

97 / 100

97. Radioactivity is a phenomenon of the spontaneous emission of

 

98 / 100

98. Movements due to light are shown by

 

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99. Pigmentation of skin is due to

 

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100. Our skin, when exposed to excess sunlight, becomes dark. This is because of our skin pigments called

 

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