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Question 1 of 125
1. Question
The micronucleus of paramecium is primarily involved in.
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Question 2 of 125
2. Question
_______ carry impulse from the main nervous system towards a gland.
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Question 3 of 125
3. Question
The interaction of different kinds of organisms that occur together at a particular place is called_
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Question 4 of 125
4. Question
The presence of two distinct types of nuclei is called
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Question 5 of 125
5. Question
__________ is the site of information processing.
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Question 6 of 125
6. Question
The set of organisms together with the non-living factor with which it interacts is
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Question 7 of 125
7. Question
Which of the following organisms does not exist as a single living cell?
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Question 8 of 125
8. Question
Muscles or glands which on receiving impulse from the brain or spinal cord contract or secrete substances
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Question 9 of 125
9. Question
Spirogyra, Euglena and Chiamydomon as shire many characteristics except _____
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Question 10 of 125
10. Question
A wave of electrical disturbance that travels across the nerve cell and its fibres.
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Question 11 of 125
11. Question
Inbreeding endangers a small population than a large population.
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Question 12 of 125
12. Question
Which of the following organisms exist as a filament?
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Question 13 of 125
13. Question
An agent that results in the change of the activities of the organism is.
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Question 14 of 125
14. Question
The portion of the cell cycle in which the condensed chromosomes are not visible_.
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Question 15 of 125
15. Question
Anaerobic respiration in yeast produces _________
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Question 16 of 125
16. Question
Change in the activity of the organism caused due to stimulus
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Question 17 of 125
17. Question
Mammals that lay eggs are called ________
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Question 18 of 125
18. Question
The following animals have four chamber in their heart except _______
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Question 19 of 125
19. Question
The following living organisms are eukaryotic except
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Question 20 of 125
20. Question
Animals which have true body cavity are referred to as ________
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Question 21 of 125
21. Question
The following are cold blooded animals except ________
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Question 22 of 125
22. Question
Annelids are commonly called __________
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Question 23 of 125
23. Question
The end product of glycolysis is
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Question 24 of 125
24. Question
Anaerobic respiration in yeast produces.
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Question 25 of 125
25. Question
Stomata pores open when there is ___________
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Question 26 of 125
26. Question
A ____ sphincter controls the rate of flow of chime from the stomach into the small intestine
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Question 27 of 125
27. Question
The parotid gland is found in the ________
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Question 28 of 125
28. Question
Bile is involved in the digestion of ________
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Question 29 of 125
29. Question
Major digestion of food takes place within the ______
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Question 30 of 125
30. Question
______ is the organ responsible for the production of insulin
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Question 31 of 125
31. Question
Hydrochloric acid is found in ______
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Question 32 of 125
32. Question
_______ is the semi-liquid found in the stomach
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Question 33 of 125
33. Question
The submaxillary gland belong to a group of glands found in the ______
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Question 34 of 125
34. Question
Domination is a process that is carried out in the
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Question 35 of 125
35. Question
If a cell is placed in a solution of ‘higher concentration the solution is said to be —.
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Question 36 of 125
36. Question
The scientist ‘who first made an attempt to classify living things is called.
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Question 37 of 125
37. Question
The system of giving a two-word name to an organism is called.
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Question 38 of 125
38. Question
Scientific names are written in what language?
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Question 39 of 125
39. Question
Which of these types of skeleton is most appropriate to the cockroach?
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Question 40 of 125
40. Question
Proteins are broken down to provide ______
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Question 41 of 125
41. Question
The function of the lenticels is _______
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Question 42 of 125
42. Question
One of the functions of xylem is
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Question 43 of 125
43. Question
People suffering from myopia _______
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Question 44 of 125
44. Question
The cilia in paramecium are used for_____
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Question 45 of 125
45. Question
The study of the organisms and the environment of an abandoned farmland is the ecology of _____
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Question 46 of 125
46. Question
At fertilization _____
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Question 47 of 125
47. Question
The neck region of the tapeworm (Taenia spp) is responsible for the
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Question 48 of 125
48. Question
Which of the following is a characteristic is of the animal cell?
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Question 49 of 125
49. Question
In the life history of Schistosoma (Bilharzia), one of the following is the intermediate host
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Question 50 of 125
50. Question
The hormones which tones up the muscles of a person in the time danger is from the________
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Question 51 of 125
51. Question
The movement of molecules from a region of higher concentration to one of lower concentration is
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Question 52 of 125
52. Question
The region of cell division in a root is ______
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Question 53 of 125
53. Question
Which of the following is not an excretory organ?
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Question 54 of 125
54. Question
The part of the mammalian brain responsible for maintaining balance is —.
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Question 55 of 125
55. Question
A plant which grows on another plant without apparent harm to e host plant is
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Question 56 of 125
56. Question
The oxygen given off during the process in the above equation is derived from
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Question 57 of 125
57. Question
When testing a leaf for starch, why is it first placed in boiling water?
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Question 58 of 125
58. Question
The petals of a flower are collectively called
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Question 59 of 125
59. Question
Osmosis can be defined as diffusion of:
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Question 60 of 125
60. Question
Structures found in cells are below:
i. Cell wall iv. Cytoplasm
ii. Cell membrane v. Nucleus
iii. Chloroplast vi. Sap vacuole
Which of these structures are found in both animal cells and plant cells?
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Question 61 of 125
61. Question
The network of microtubules formed between opposite poles of the cell which determines the place in which the cell divide is
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Question 62 of 125
62. Question
The end product of glycolysis in plants and animals is _____
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Question 63 of 125
63. Question
_____is concerned with the physical balance of the body
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Question 64 of 125
64. Question
The close pairing of homologous chromosomes that take place in early prophase I meiosis is
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Question 65 of 125
65. Question
Stomata pores open where there is_____
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Question 66 of 125
66. Question
The canals of the cochlea are filled with a fluid called.
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Question 67 of 125
67. Question
The physical division of the cytoplasm into two daughter cells is
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Question 68 of 125
68. Question
Complete oxidation of glucose molecule yields _______
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Question 69 of 125
69. Question
________ Bring the impulse from the receptor to the main nervous system.
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Question 70 of 125
70. Question
During respiration in man, the intercoastal muscles ______
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Question 71 of 125
71. Question
The stage of mitosis characterized by the alignment of the chromosomes in a ring along the inner circumference of the cell is _______
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Question 72 of 125
72. Question
Myopia is a ______ of the eye
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Question 73 of 125
73. Question
The characteristics of population include _____
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Question 74 of 125
74. Question
The type II survivorship curve where the highest mortality occur in life is represented by ?
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Question 75 of 125
75. Question
The binomial classification was introduced by _____
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Question 76 of 125
76. Question
Which of the following classification is based on evolutionary relationships
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Question 77 of 125
77. Question
All of the following are characteristics of living things except
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Question 78 of 125
78. Question
Group of closely related family is called
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Question 79 of 125
79. Question
The highest taxonomic rank in the hierarchy is _____
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Question 80 of 125
80. Question
All the following are kingdom except
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Question 81 of 125
81. Question
The phylum is the same as ____
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Question 82 of 125
82. Question
Maintenance of a constant internal environment is known as _____
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Question 83 of 125
83. Question
All the following are in the kingdom plantae except
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Question 84 of 125
84. Question
Movement of nutrients from mother to foetus through the placenta is by
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Question 85 of 125
85. Question
The following are multicellular organism except ______
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Question 86 of 125
86. Question
An aggregate of cells is called ____
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Question 87 of 125
87. Question
DNA is made of the following except_____
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Question 88 of 125
88. Question
Chloroplast is found in the following organism except ____
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Question 89 of 125
89. Question
Photosynthetic material in green-sulphur bacteria is called
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Question 90 of 125
90. Question
Eukaryotic chromosome is complexed with
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Question 91 of 125
91. Question
Tear resistant in bacterial endospore is due to
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Question 92 of 125
92. Question
Plant cell and animal cell have the following organelles in common except
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Question 93 of 125
93. Question
The following organisms exist at the tissue level except ______
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Question 94 of 125
94. Question
The chemical reaction from which an organism obtain its energy is
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Question 95 of 125
95. Question
Hydrochloric acid in stomach kills _______
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Question 96 of 125
96. Question
Villi increases absorption in ______
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Question 97 of 125
97. Question
Oxygenated blood is carried by all ___
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Question 98 of 125
98. Question
Formation of glycogen is in the
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Question 99 of 125
99. Question
Antibodies are produced by ____
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Question 100 of 125
100. Question
Bile is found in the intestine _____
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Question 101 of 125
101. Question
Normally any character shown by an organism is due to the effects of
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Question 102 of 125
102. Question
In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces
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Question 103 of 125
103. Question
The two types of human tapeworm can be distinguished by the presence or absence of
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Question 104 of 125
104. Question
The rate of transpiration of a leafy shoot would be highest under
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Question 105 of 125
105. Question
Which of the following instruments is used to demonstrate the response of roots and shoots to gravity?
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Question 106 of 125
106. Question
Which of the following is NOT a function of the liver?
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Question 107 of 125
107. Question
What is the function of the contractile vacuole in paramecium?
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Question 108 of 125
108. Question
Which of the following insects has an incomplete metamorphosis during its life cycle?
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Question 109 of 125
109. Question
Which of the following is the dental formula of man?
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Question 110 of 125
110. Question
What is the genetic ratio of a cross between homozygous tall plant and a homozygous plant?
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Question 111 of 125
111. Question
Which of the following is NOT true of wind-pollinated flowers?
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Question 112 of 125
112. Question
The amount of water loss from a leaf can be detected using
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Question 113 of 125
113. Question
Below are some group of diseases. Which group or diseases is caused by bacteria?
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Question 114 of 125
114. Question
A few grams of dried soil were first heated until red hot and then further heated until no more smoke was released. This experiment was to determine
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Question 115 of 125
115. Question
Leguminous plants, e.g. Mucana, are usually planted in cultivated farmlands because they
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Question 116 of 125
116. Question
If three 30 cm lengths of glass tubing are tightly packed with clay sand and loamy soils respectively and then stood in a beaker of water for one week, the level of water will be
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Question 117 of 125
117. Question
An organism X lives entirely on the waste products in another organism Y. In this association X is a
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Question 118 of 125
118. Question
The centre which controls respiratory activities the mammalian brain is the
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Question 119 of 125
119. Question
The following are connected with the movement of a reflex action
(1) Central nervous (2) Muscles (3) Skin (4) Sensory nerve (5) Motor
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Question 120 of 125
120. Question
Which part of the human brain is concerned with reflexes controlling the rate of heart beat and breathing?
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Question 121 of 125
121. Question
If the bark and phloem tissue of a woody shoot are peeled off by ringing, the whole plant will die eventually because?
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Question 122 of 125
122. Question
In anaerobic respiration, glucose is converted to one of the following
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Question 123 of 125
123. Question
A green plant growing in a compost pit is feeding
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Question 124 of 125
124. Question
Which one of the following parts of the mammalian body is most closely associated with the production of urine?
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Question 125 of 125
125. Question
The conversion of excess amino acids into urea occurs in the
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