Everyday Science - Plant Kingdom
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Question 1 of 91
1. Question
Earliest classification of plants is attempted by.
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Question 2 of 91
2. Question
Taxonomy is a science dealing with the.
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Question 3 of 91
3. Question
A herbarium is.
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Question 4 of 91
4. Question
Give the chronological sequence in which the following plant groups originated ?
(I) Angiosperms (II) Gymnosperms
(III) Fungi (IV) FernCorrect
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Question 5 of 91
5. Question
Red tides have often visited West Coast of Florida resulting in the death of hundreds of million of fish Such tides are caused by.
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Question 6 of 91
6. Question
Lichen is a symbiotic association between an alga and which one of the following ?
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Question 7 of 91
7. Question
Litmus is obtained from.
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Question 8 of 91
8. Question
Nori has been a favorite Japanese food centuries This is prepared/obtained from.
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Question 9 of 91
9. Question
The red rust of tea is caused by.
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Question 10 of 91
10. Question
The unicellular algae which is used in space programme to regulate the supply of oxygen is.
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Question 11 of 91
11. Question
In some arctic and alpine regions,the snow appears red,This ,red snow, phenomenon is caused by.
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Question 12 of 91
12. Question
Agar,commonly used as a synthetic growth medium and in bakery is obtained from.
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Question 13 of 91
13. Question
Leather shoes are often covered by patches of a greenish fluffy mass during the rainy season ,if unattended for sometime.This is due to the growth of a.
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Question 14 of 91
14. Question
The branch of botany that deals with fungi is known as.
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Question 15 of 91
15. Question
The smallest living cell is that of a.
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Question 16 of 91
16. Question
The largest sperms among plants are found in.
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Question 17 of 91
17. Question
To which group of plants does the Banyan tree belong ?
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Question 18 of 91
18. Question
Most higher plants are incapable of making use of free atmospheric nitrogen and therefore have to be supplied with costly nitrogenous groups of plants is capable of fixing atmospheric nitrogen thus enriching the soil. Identify this group.
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Question 19 of 91
19. Question
What are the sites of bacteria in leguminous plants for fixing nitrogen ?
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Question 20 of 91
20. Question
The association between leguminous plants and bacteria is.
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Question 21 of 91
21. Question
The plants bearing both male and female flowers is called.
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Question 22 of 91
22. Question
When male and female flowers are borne on different plants ,the plant is said to be.
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Question 23 of 91
23. Question
The male part of a flower is called.
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Question 24 of 91
24. Question
A plant or plant organ/cell having half the number of chromosomes than a normal body cell is called.
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Question 25 of 91
25. Question
if in a cell there are multiples of chromosomes than the normal specified number it is termed.
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Question 26 of 91
26. Question
There are twenty chromosomes in a somatic cell of maize. Compare the chromosome numbers given below with the organ of the maize plant.
Endosperm 30
Pollen grains 10
Root 30
Leaf 20
Which of the above pairs are correctly matched?Correct
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Question 27 of 91
27. Question
The pollen grains in plants are produced in plants are produced in the.
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Question 28 of 91
28. Question
Pollination means.
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Question 29 of 91
29. Question
Consider the following statements about pollination.
1 The transfer of pollen grains from the anther to ovules in the same flower or different flowers is called pollination
2 The pollination by wind is called anemophil
3 Pollination by birds is known as omithophily
4 Pollination is a prerequisite for seed and fruit development in all flowering plats
5 Seeds may develop in some water ferns without pollination
Which of the above statements are correct?Correct
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Question 30 of 91
30. Question
Insect pollination is known as.
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Question 31 of 91
31. Question
The plant that is dispersed with the help of water is.
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Question 32 of 91
32. Question
A spore is.
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Question 33 of 91
33. Question
Some flowering plants produce allergenic pollen grains.Which of the following is/are such plants ?
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Question 34 of 91
34. Question
All higher plants and animals are diploids i.e they have two sets of chromosomes in their body cells. The such plants can develop even from mature
pollen grains (haploids) was first demonstrated by.Correct
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Question 35 of 91
35. Question
Some plants flower only once in their lifetime. They are called.
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Question 36 of 91
36. Question
The fusion of a male gamete with an egg is called.
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Question 37 of 91
37. Question
Double fertilization is a special feature of.
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Question 38 of 91
38. Question
Some plants develop fruits without fertilization This phenomenon is called.
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Question 39 of 91
39. Question
Grafting is not possible in monocots because.
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Question 40 of 91
40. Question
It has been demonstrated that even mature plant cells,when freed from others,are able to develop into new plants. This phenomenon is called.
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Question 41 of 91
41. Question
Wheat,barley lemon, orange rye and pearl millet belong to.
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Question 42 of 91
42. Question
Sugarcane, sugarbeet sweetpea, chickpea pigeonpea and french bean belong to.
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Question 43 of 91
43. Question
Tomato brinjal,potato, tobacco,petunia and night jasmine belong to.
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Question 44 of 91
44. Question
Angiosperms are less adapted to.
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Question 45 of 91
45. Question
To which of the following families do all pulses belong ?
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Question 46 of 91
46. Question
Which of the following spices is obtained from flower buds?
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Question 47 of 91
47. Question
Smallest flowering plant is.
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Question 48 of 91
48. Question
Flame of the forest refers to.
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Question 49 of 91
49. Question
Which one of the following plants has the largest flower?
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Question 50 of 91
50. Question
A true fruit develops from the.
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Question 51 of 91
51. Question
Which one of the following is a true fruit?
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Question 52 of 91
52. Question
Which one of the following is not a fruit?
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Question 53 of 91
53. Question
Sulphur shower is.
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Question 54 of 91
54. Question
A grain of wheat is.
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Question 55 of 91
55. Question
The dry fruit Chilgoza is obtained from.
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Question 56 of 91
56. Question
Fat is present in large quantities in the tissue of which of the following.
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Question 57 of 91
57. Question
Polyploid wheat does not normally show an increase in.
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Question 58 of 91
58. Question
Fruits infested with larvae of pests,imported from abroad are more dangerous in Pakistan than in the country of their origin since.
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Question 59 of 91
59. Question
Which one of the following bears the smallest seeds ?
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Question 60 of 91
60. Question
The food in albuminous seeds is stored in.
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Question 61 of 91
61. Question
Seeds can best be preserved in.
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Question 62 of 91
62. Question
Seeds require for their germination.
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Question 63 of 91
63. Question
The part that germinates and grows first in a seed is.
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Question 64 of 91
64. Question
Hypogeal germination is found in.
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Question 65 of 91
65. Question
Vivipary is defined as germination.
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Question 66 of 91
66. Question
The germination of bean seed is said to be epigeal germination because.
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Question 67 of 91
67. Question
Epigeal germination is met within the case of.
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Question 68 of 91
68. Question
Dichotomous branching refers to the branching of a plant into.
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Question 69 of 91
69. Question
Plantain is.
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Question 70 of 91
70. Question
The first leaves of the castor seedling are different from other leaves because.
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Question 71 of 91
71. Question
The stem of water plants usually have.
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Question 72 of 91
72. Question
That potato is a modified stem is explained by the presence of.
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Question 73 of 91
73. Question
The corn is an underground stem that grows.
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Question 74 of 91
74. Question
The horizontal underground stem of the Curcuma plant is called.
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Question 75 of 91
75. Question
From which part of the plant is turmeric, a commonly used colourant and antiseptic obtained ?
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Question 76 of 91
76. Question
Dead wood is obtained from.
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Question 77 of 91
77. Question
Which of the following spices is obtained from roots?
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Question 78 of 91
78. Question
The calyptrogen of root apex forms.
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Question 79 of 91
79. Question
In dicot root.
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Question 80 of 91
80. Question
Radish is a.
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Question 81 of 91
81. Question
A liverwort is.
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Question 82 of 91
82. Question
Plants are killed in winter by frost.
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Question 83 of 91
83. Question
Coleo is the covering of.
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Question 84 of 91
84. Question
A tissue primarily concerned with the formation of new cells is called.
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Question 85 of 91
85. Question
Tunica corpus theory explains the organization of.
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Question 86 of 91
86. Question
The materialistic tissues are composed of.
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Question 87 of 91
87. Question
Which one of the following tissues in plants is responsible for forming various other types of calls?
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Question 88 of 91
88. Question
Which of the following cells helps in storing water and food material?
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Question 89 of 91
89. Question
Sclerenchymatous sheath is present in vascular bundles of.
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Question 90 of 91
90. Question
When xylem has phloem on its two sides the vascular bundle is known as.
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Question 91 of 91
91. Question
A mature living cell without a nucleus is.
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