Biology MCQs with Answers, MCQS for PPSC, FPSC, NTS, ETEA and Others Latest MCQs

Biology MCQs with Answers, MCQS for PPSC, FPSC, NTS, ETEA and Others Latest MCQs

Biology MCQs. Latest Biology MCQs for the preparation of FPSC papers. Recent Past papers of PPSC. Biology MCQs with answers. Latest PPSC MCqs Questions and Answers. If anyone wants to prepare latest Biology MCQs then must read and memorize all the mcqs for preparation of PPSC, FPSC, NTS, ETEA, OTS and others exams.

Biology MCQs with Answers, MCQS for PPSC, FPSC, NTS, ETEA and Others Latest MCQs
Biology MCQs with Answers

Latest Biology MCQs. By visiting this page you can see “Latest Biology MCQs” for the preparation of competitive mcqs, FPSC mcqs, PPSC mcqs, SPSC mcqs, KPPSC mcqs, AJKPSC mcqs, BPSC mcqs, NTS mcqs, PTS mcqs, OTS mcqs, Atomic Energy mcqs, Pak Army mcqs, Pak Navy mcqs, CTS mcqs, ETEA mcqs and others. The most occurred mcqs of Biology in past papers. Past papers of Biology mcqs.

1. Severe deficiency of Vitamin-D results in
(A) scurvy
(B) osteomalacia
(C) night blindness
(D) rickets

2. People living in high altitudes (like mountains) usually have a
(A) smaller number of Red Blood Cells
(B) larger number of White Blood Cells
(C) smaller number of White Blood Cells
(D) larger number of Red Blood Cells

3. The average adult has a blood volume of about __________ liters.
(A) 5
(
B) 5.5
(C) 6
(D) 6.5

4. The average internal temperature of human body is
(A) 35 °C
(B) 36 °C
(C) 37 °C
(D) 38 °C

5. Vitamin __________ is needed for the formation of a light-sensitive pigment in the retina.
(A) A
(B) C
(C) D
(D) B complex

6. About __________ of the body weight of a mammal is water.
(A) 60%
(B) 65%
(C) 70%
(D) 75%

7. On wound __________ fight foreign particles, like bacteria.
(A) cells Platelets
(B) Red Blood Cells
(C) White Blood
(D) Plasma

8. Blood is carried towards the heart by
(A) Arteries
(B) Capillaries
(C) Veins
(D) none of these

9. __________ is essential for the formation of haemoglobin.
(A) Iron
(B) Calcium
(C) Water
(D) Carbohydrates

10. ___________ are needed as a source of energy for the vital activities of the body.
(A) Carbohydrates
(B) Iron
(C) Water
(D) Calcium

11. Starch is converted into maltose by
(A) invertase
(B) amylase
(C) maltase
(D) diastase

12. Co-enzyme is often formed from
(A) lipid
(B) protein
(C) lipid
(D) vitamin

13. Messenger RNA is formed in
(A) chloroplast
(B) nucleus
(C) mitochondria
(D) none of these

14. Number of chromosomes in E.coli
(A) 1
(B) 4
(C) 3
(D) 6

15. Protein factory is
(A) centriole
(B) ribosome
(C) golgi complex
(D) nucleus

16. Smallest disease causing agents in plants are
(A) mycoplasma
(B) prions
(C) viroids
(D) virion

17. The major cell infected by the HIV is lymphocyte
(A) B
(B) helper-T
(C) both T and B
(D) none of these

18. Pigment present in red algae is
(A) bilirubin
(B) phycocyanin
(C) phycoerythrin
(D) fucoxanthin

19. Nutrition in fungi is
(A) completely parasitic
(B) absorptive heterotrophs
(C) photosynthetic
(D) chemosynthetic

20. Fungi resemble plants because they lack
(A) centriole
(B) cytoplasm
(C) cell wall
(D) nucleus

21. Which is a parasitic plant?
(A) rose
(B) cuscuta
(C) mosses
(D) ferns

22. True roots absent in
(A) angiosperms
(B) bryophytes
(C) gymnosperms
(D) ferns

23. The mechanism for ATP synthesis is
(A) phosphorylation
(B) chemiosmosis
(C) chemosynthesis
(D) photosynthesis

24. Enzyme present in the saliva is
(A) invertase
(B) lipase
(C) trypsin
(D) ptyalin

25. Nitrogen is present in
(A) carbonates
(B) lipids
(C) proteins
(D) carbohydrates

26. The food is ground in the cockroach in
(A) crop
(B) mesenteron
(C) gizzard
(D) intestine

27. Operculum is present in
(A) bony fish
(B) cartilaginous fish
(C) sea fish
(D) none of these

28. In which animal respiratory surface are found in more than one organ
(A) birds
(B) frog
(C) fish
(D) human

29. The heart is enclosed in a membrane called
(
A) pleura
(B) epithelium
(C) peritoneum
(D) pericardium

30. From right ventricle blood is pushed into
(A) body
(B) brain
(C) aorta
(D) pulmonary trunk

31. Which one is abundant in lymph
(A) proteins
(B) lipids
(C) water
(D) oxygen

32. Jaws without teeth are found in found in
(A) fish
(B) reptiles
(C) birds
(D) none of these

33. Male reproductive part of flower is
(A) carpel
(B) stamen
(C) stigma
(D) ovule

34. Coordination in plants is by
(A) hormones
(B) enzymes
(C) nervous system
(D) roots

35. The simplest fatty acid is
(A) acetic acid
(B) butyric acid
(C) palmitic acid
(D) oleic acid

36. All enzymes are protein which are
(A) globular
(B) fibrous
(C) helical
(D) all of these

37. Cilia are produced from
(A) cytoplasm
(B) cell-membrane
(C) centriole
(D) mitochondria

38. Which of the following disease is not caused by virus
(A) AIDS
(B) T.B
(C) HIV
(D) flu

39. Which of the following is a filamentous alga
(A) chlorella
(B) ulva
(C) spirogyra
(D) acetabularia

40. Which of the following is not sac fungi
(A) morels
(B) yeasts
(C) mushrooms
(D) truffles

41. ‘Cassia fistula’ is the scientific name of
(A) onion
(B) rose
(C) amaltas
(D) tomato

42. Phage virus consists of head and
(A) neck
(B) thorax
(C) tail
(D) none of these

43. Bacteria without any flagella are called
(A) lophotrichous
(B) atrichous
(C) peritrichous
(D) monotrichous

44. Protists have been evolved from
(A) fungi
(B) plants
(C) animals
(D) prokaryotes

45. Algae differ from plants in that the sex organs in algae are
(A) acellular
(B) unicellular
(C) multicellular
(D) none of these

46. Fungi can absorb food from the substrate because the have
(A) rhizoids
(B) spores
(C) sporangium
(D) stalk

47. A seed may be defined as a fertilized
(A) ovule
(B) ovary
(C) egg
(D) embryo

48. Platyhelminthes means
(A) pin worms
(B) flat worms
(C) tape worms
(D) round worms

49. The first land vertebrates were
(A) amphibia
(B) dipnoi
(C) reptilia
(D) aves

50. All life on planet earth is powered by
(A) tidal energy
(B) thermal energy
(C) solar energy
(D) kinetic energy

51. Recombinant DNA is introduced in to host cell by means of
(A) enzyme
(B) vector
(C) bacteria
(D) phage

52. In cystic fibrosis, the patient lacks a gene that codes for trans-membarene carrier of
(A) chloride ion
(B) carbon dioxide
(C) sodium ion
(D) potassium ion

53. Which gene is located on linkage group number 11 in man
(A) albinism
(B) leukemia
(C) sickle cell anemia
(D) all of these

54. In birds the sex is determined by the type of
(A) egg
(B) autosomes
(C) sperm
(D) none of these

55. In RNA nucleotides are attached by
(A) covalent bond
(B) hydrogen bonds
(C) peptide bonds
(D) phosphodiester bond

56. The chromosome is
(A) DNA + genes
(B) genes + protein
(C) gene
(D) gene + protein

57. The human body contains water
(A) 60-80%
(B) 70-90%
(C) 75-95%
(D) 80-90%

58. Environment is a source of
(A) clothing
(B) shelter
(C) food
(D) all of these

59. Fresh water ecosystem covers
(A) 2%
(B) 1%
(C) 3%
(D) 5%

60. Foul smell in lake is produced by
(A) algae
(B) bacteria
(C) fungi
(D) all of these

61. Starch is richly present in
(A) apple
(B) onion
(C) tomato
(D) cereals

62. Plants having foreign DNA are known as
(A) cultured plants
(B) recombinant plants
(C) genetic plants
(D) transgenic plants

63. Which of the following kinds of atom do not occur in carbohydrates
(A) oxygen
(B) hydrogen
(C) nitrogen
(D) carbon

64. The basic framework of all types of membranes are
(A) lipoproteins
(B) glycoproteins
(C) lipoproteins
(D) nucleoproteins

65. Single membrane bounded organelle is
(A) ribosome
(B) lysosome
(C) nucleus
(D) none of these

66. Irregular grape like cluster of bacilli is called
(A) staphylo bacilli
(B) strepto bacilli
(C) diplo bacilli
(D) none of these

67. It is generally accepted that plants arose from ancestral
(A) bacteria
(B) fungi
(C) green algae
(D) all of these

68. Main energy reserves in the case of green algae are
(A) glycogen
(B) starch
(C) glucose
(D) sucrose

69. The chief component of the cell wall of the majority of fungi is
(A) pectin
(B) cellulose
(C) lignin
(D chitin

70. After pollination the pollens are transferred to which part of the flower
(A) ovary
(B) style
(C) stigma
(D) none of these

71. Glyoxisomes contain enzymes for
(A) Calvin cycle
(B) glycolate cycle
(C) glyoxylate cycle
(D) none of these

72. Vacuoles serve to
(A) sites for storage
(B) expand the plant cells
(C) both in expansion and storage
(D) non-specific function

73. An isolated virus is not considered living since it
(A) cannot metabolize
(B) separate into two parts
(C) rapidly looses its genome
(D) all of these

74. The predominant phycobilin pigment in cyanobacteria which is of blue colour is
(A) fucocyanin
(B) phycocyanin
(C) phycoerythrin
(D) fucoxanthin

75. Deafness is caused by misuse of
(A) paracetamol
(B) tetracycline
(C) penicillin
(D) streptomycin

76. Cell envelope does not include
(A) cell wall
(B) slime layer
(C) capsule
(D) cell membrane

77. Coenocytes is a fungal body which is
(A) uni-nucleate septate
(B) multi-nucleate septate
(C) multi-nucleate aseptate
(D) uni-nucleate aseptate

78. Bryophytes are
(A) mostly homosporus
(B) all homosporous
(C) all heterosporous
(D) none of these

79. Nephridia are excretory organs in
(A) earth worm earth worm
(B) lizard
(C) earth worm
(D) planaria

80. Which one is harmful mollusc
(A) oyester
(B) snail
(C) slug
(D) star fish

81. Which structure is involve in gaseous exchange of plants
(A) cuticle
(B) lenticels
(C) stomata
(D) all of these

82. Common feature of human and insect trachea is
(A) endodermal origin
(B) supporting rings
(C) ectodermal origin
(D) non-collapsiable wall

83. Vomiting occurs due to
(A) diarrhoea
(B) constipation
(C) antiperistalsis
(D) peristalsis

84. Photosynthetic prokaryotes lack
(A) cell-membrane
(B) chloroplast
(C) ribosomes
(D) vacuole

85. Which of the following organ is because of absence of teeth in birds
(A) crop
(B) gizzard
(C) stomach
(D) syrinx

86. The scientific name of jelly fish is
(A) Actinia
(B) Madrepore
(C) Aurelia
(D) Obelia

87. In which plants leaves are always in whorls
(A) sphenopsids
(B) psilopsids
(C) lycopsids
(D) pteropsids

88. In bacterial and viral infection, their is increase in number of
(A) WBC’s
(B) RBC’s
(C) antibodies
(D) platelets

89. In plants, which are involved in testa formation
(A) sclereids
(B) tracheids
(C) sclerenchyma
(D) none of these

90. The etiolated plants lack
(A) caroteins
(B) xanthophyll
(C) chlorophyll
(D) none of these

91. Highly intelligent mammals are
(A) dolphin
(B) bat
(C) rat
(D) elephant

92. Plants absorb most part of water needed by them through their
(A) bark
(B) leaf
(C) root hairs
(D) stem

93. One of the following is not a function of bones
(A) support
(B) protein synthesis
(C) muscls atta chment
(D) production of blood cells

94. Movement of cell against concentration gradient is called
(A) osmosis
(B) active transport
(C) diffusion
(D) both b and c

95. Pollination is best defined as
(A) formation of pollen grains
(B) transfer of pollen from anther to stigma
(C) germination of pollen grains
(D) none of these

96. DNA structure was first described by
(A) Carlous Linnaues
(B) Robert Koch
(C) Watson and Crick
(D) Pasteur

97. The most abundant element in the Earth’s atmosphere is
(A) Carbondioxide
(B) Nitrogen
(C) Hydrogen
(D) Oxygen
(E) None of these

98.Tibia is a bone found in the ____________?

A. Skull
B. Arm
C. Face
D.Leg

99.Which is the largest gland in the human body

A. Liver
B. Thyroid
C. Pancreas
D. None of these

100.Water has maximum density at_

A. 4.8°C
B. 4° K
C . 4°C
D. 0°C

Online Biology MCQs with Answers, MCQS for PPSC, FPSC, NTS, ETEA and Others Latest MCQs

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