10th class Biology unit 5 MCQs
chapter 5 MCQs 10th Class Biology
Reproduction:
1. A process in which genetic material of one generation is transmitted to next is known as:
a. Reduction
b. Reproduction
c. Circulation
d. Respiration
2. Essential process for continuation of species is:
a. Respiration
b. Reproduction
c. Locomotion
d. Cloning
3. The simple and most common way of asexual reproduction in bacteria is:
a. Regeneration
b. Binary fission
c. Budding
d. Multiple fission
4. Amoeba reproduces asexually by:
a. Fragmentation
b. Budding
c. Spore formation
d. Binary fission
5. Yeast reproduces asexually by:
a. Binary fission
b. Budding
c. Spore formation
d. Fragmentation
6. Process of budding occurs in?
a. Rhizopus
b. Paramecium
c. Amoeba
d. Hydra
7. The main method of reproduction in sponge, hydra and corals is:
a. Regeneration
b. Fragmentation
c. Budding
d. Spores
8. In which type of reproduction method, buds are formed?
a. Budding
b. Regeneration
c. Binary fission
d. Fragmentation
9. Rhizopus reproduces asexually by the process of:
a. Corms
b. Fragmentation
c. Spore formation
d. Budding
10. Each spore is covered with a thick wall called:
a. Fragment
b. Membrane
c. Cyst
d. Semi permeable membrane
11. Budding is found in:
a. Bacteria
b. Amoeba
c. Yeast
d. Planaria
12. Binary fission is seen in:
a. Hydra
b. Yeast
c. Corals
d. Planaria
13. Cloning is latest method of:
a. Cutting
b. Tissue culture
c. Grafting
d. Vegetative propagation
14. Growing a new plant from any part of a plant is called:
a. Fragmentation
b. Budding
c. Vegetative propagation
d. Regeneration
15. Which one is an artificial vegetative propagation?
a. Rhizomes
b. Bulbs
c. Grafting
d. Corms
16. Tulips reproduces by:
a. Cutting
b. Natural vegetative propagation
c. Grafting
d. Artificial vegetative propagation
17. Which plant reproduces by stem tubers?
a. Potato
b. Onion
c. Ginger
d. Garlic
18. Example of stem tuber is:
a. Ginger
b. Tulip
c. Potato
d. Garlic
19. The method used for cultivation of sugarcane is:
a. Layering
b. Cutting
c. Spores
d. Grafting
20. Source of budding in Garlic:
a. Corms
b. Bulbs
c. Stem tubers
d. Rhizome
21. Vegetative propagation in mint takes place by:
a. Leaves
b. Rhizome
c. Suckers
d. Corms
22. This method is used to propagate peach and plum trees:
a. Bulbs
b. Cutting
c. Corms
d. Grafting
23. Female reproductive part of a flower is called:
a. Calyx
b. Androecuim
c. Corolla
d. Gynoecium
24. The unit of androecium is:
a. Pollen grain
b. Stamen
c. Gamete
d. Anther
25. Calyx is the outer most whorl of the flower and bears the colour:
a. Blue
b. Red
c. White
d. Green
26. The unit of corolla is called:
a. Stamens
b. Carpals
c. Sepals
d. Petals
27. The second whorl of a flower is:
a. Calyx
b. Androecium
c. Gynoecium
d. Corolla
28. The third whorl of a flower in which stamens are present is called a:
a. Androecium
b. Calyx
c. Gynoecium
d. Corolla
29. It is not a part of a carpal:
a. Stigma
b. Ovary
c. Style
d. Anther
30. Male reproductive part of the flower is called:
a. Ovary
b. Carpal
c. Sepal
d. Stamen
31. The female reproductive organ of the flower is called:
a. Sepal
b. Stamen
c. Petal
d. Carpal
32. Ripen ovary is called:
a. Leave
b. Seed
c. Nector
d. Fruit
33. Flower of which is pollinated by wind?
a. Grass
b. Rose
c. Butter cup
d. Sunflower
34. In the pollen tube, there are present:
a. Two tube nuclei and one sperm
b. Tube nucleus and a sperm
c. Two tube nuclei and two sperms
d. Tube nucleus and two sperms
35. Microspores are produced by:
a. Fission
b. Mitosis
c. Budding
d. Meiosis
36. Ovules after ripening make:
a. Roots
b. Fruits
c. Eggs
d. Seed
37. From which part of the embryo root is formed?
a. Radical
b. Plumule
c. Epicotyle
d. Cotyledon
38. Microspore in plants is also termed as:
a. Germ nucleus
b. Pollen grains
c. Mega spore
d. Pollen tube
39. The scar present on seed coat is called:
a. Ovule
b. Micropile
c. Hilum
d. Integument
40. An angiosperm seed consists of distinct parts:
a. Four
b. Two
c. Five
d. Three
41. The optimum temperature for the germination of seeds is:
a. 30 oC-35 oC
b. 20 oC-25 oC
c. 35 oC-40 oC
d. 25 oC-30 oC
42. Corm is an example of:
a. Potato
b. Ginger
c. Garlic
d. Onion
43. Seed absorbs water through:
a. Hilum
b. Integument
c. Testa
d. Micropyle
44. The outermost whorl of flower is called:
a. Petals
b. Androecium
c. Corolla
d. Calyx
45. The plant in which vegetative propagation occurs by leaves is:
a. Potato
b. Garlic
c. Bryophyllum
d. Ginger
46. There is a scar on seed coat where the seed is attached to ovary wall is called:
a. Plumule
b. Radical
c. Apicotyl
d. Hilum
47. Example of rhizome stem is:
a. Onion
b. Ginger
c. Garlic
d. Potato
48. These are horizontal underground stems:
a. Suckers
b. Tubers
c. Rhizomes
d. None
49. From which part of the embryo, root is formed:
a. Cotyledons
b. Radical
c. Hypocotyls
d. Plumule
50. Every mature ovary is called:
a. Flower
b. Seed
c. Sporangia
d. Fruit
51. The transfer of pollen grains to stigma is called:
a. Fertilization
b. Germination
c. Pollination
d. Reproduction
52. The latest method of vegetative propagation is:
a. Cutting
b. Budding
c. Cloning
d. Bulbs
53. The male reproductive part of a flower is:
a. Corolla
b. Gynoecium
c. Calyx
d. Androecium
54. Corals reproduce by means of:
a. Budding
b. Binary fission
c. Sexual reproduction
d. Fragmentation
55. The embryonic stem above the point of attachment is called:
a. Plumule
b. Epicotyls
c. Hypocotyls
d. Radical
56. The example of suckers is:
a. Mint
b. Potato
c. Ginger
d. Garlic
57. The fourth whorl of a flower is:
a. Gynoecium
b. Calyx
c. Corolla
d. Androecium
58. The example of flowers which pollinate through insects is:
a. Willow
b. Grass
c. Rose
d. Hazelnuts
59. The vegetative propagation in onion takes place through:
a. Rhizome
b. Stem tubes
c. Corms
d. Bulb
60. The reproductive part of a flower is:
a. Flower
b. Stem
c. Root
d. Leaf
61. The middle part of carpal is called:
a. Stigma
b. Filament
c. Ovary
d. Style
62. Which of the cells of an ovary have diploid number of chromosomes?
a. First polar body
b. Oogonia
c. Egg cell
d. Secondary oocytes
63. Fusion of one sperm with egg to form zygote and other sperm nucleus with fusion nucleus to, form 3N endosperm nucleus is called:
a. Triple fertilization
b. Fertilization
c. A sexual reproduction
d. Double fertilization
64. In animals process of reproduction without fertilization is called:
a. Tissue culture
b. Parthenocarpy
c. Fission
d. Partheno genesis
65. Male gonads are called:
a. Eggs
b. Sperms
c. Testes
d. Ovary
66. Formation of gametes is called:
a. Oogenesis
b. Sporogenesis
c. Spermatogenesis
d. Gametogenesis
67. The production of sperms in testes is called:
a. Gametogenesis
b. Oogenesis
c. Spermatozoon
d. Spermatogenesis
68. Sperms and fluid is collectively called:
a. Follicle
b. Hormone
c. Scrotum
d. Semen
69. In rabbit, sperms are formed in:
a. Scrotum
b. Seminal vesicles
c. Urethra
d. Semini ferrous tubules
70. After fertilization zygote is carried to:
a. Fallopian tube
b. Cervix
c. Uterus
d. Vagina
71. External fertilization occurs mostly in:
a. Moist environment
b. Aquatic environment
c. Dry environment
d. Hot environment
72. External fertilization is found in:
a. Birds
b. Fishes
c. Mammals
d. Humans
73. Internal fertilization takes place in:
a. Birds
b. Fishes
c. Reptilla
d. Frog
74. According to UNAID 0.1% of adult population of Pakistan has disease:
a. Polio
b. Hepatitis
c. T.B
d. AIDS
75. The cell results by combining sperm and ovum:
a. Zygote
b. Chromosomes
c. Nucleus
d. Genes
76. In these cells, haploid number of chromosome is:
a. Secondary spermatocyte
b. Spermatogon
c. Primary spermatocyte
d. All
77. Double fertilization results into:
a. Triploid endosperm nucleus
b. Ovule
c. Diploid endosperm nucleus
d. Egg
78. An example of endo parasite is:
a. Lice
b. Mosquitoes
c. Plasmodium
d. Leech
79. Semen of rabbit consists of sperms:
a. 90%
b. 1%
c. 10%
d. 80%
80. Male gametes and female gametes produce in special organs called:
a. Placenta
b. Gametogenesis
c. Gonads
d. Zygote
81. Some invertebrates also ……… through binary fission:
a. Pollination
b. Sexual reproduction
c. Budding
d. Asexual reproduction
82. Thesperms enter into a sperm duct from epidedmis, which is called:
a. Seminiferous tubules
b. Semen
c. Vas deferens
d. Seminal vesicles
83. In how many days embryo develops to offspring in rabbit?
a. 30-32 days
b. 30-40 days
c. 25-30 days
d. 20-30 days
84. It is diploid (2N):
a. Zygote
b. Egg cell`
c. Endosperm
d. Sperm cell
85. Which animal is not able to reproduce during the months of summer?
a. Monkey
b. Cat
c. Dog
d. Rabbit
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