NTS Biology Mcqs with Answers

Here you can practice all the latest NTS Biology Mcqs with Answers for free. We have provided the best content for the preparation of any type of NTS Biology Test, we recommend all of you to take all the tests in order to pass the tests. All the candidates are advised to attempt all the tests till the end to get high marks in the exam. NTS Biology Online Mcqs are being added below. It is mandatory to take the NTS Test to get admission to Colleges and Universities which are recognized by the HEC.

Free Online NTS Biology Preparation MCQs

NTS Online Tests are for preparing all the questions related to NTS Biology Mcqs with Answers. we have tests related to different topics that will help the students to prepare well for the NTS Biology TestNTS is one of the organizations in Pakistan that offers two types of tests, the Graduate Assessment Test and the National Biology Test. NTS conducts subject-wise tests in which Biology Test is also an important subject. 

NTS Biology MCQs With Answers

1. The scientific study of livings is called?
A. Anatomy
B. Biology
C. Geology
D. Zoology

Answer
Option B

2. The word “BIOLOGY” has been derived from_________ word?
A. Latin
B. English
C. Greek
D. French

Answer
Option C

3. According to modern system of taxonomy, living organisms have been classified into?
A. Three Kingdoms
B. Five Kingdoms
C. Two Kingdoms
D. Six Kingdoms

Answer
Option B

4. Kingdom Protoctista includes____________?
A. Fungi
B. Prokaryotes
C. protists
D. Piantae

Answer
Option C

5. Kingdom Fungi includes_______________?
A. A cellular, eukaryotic organisms
B. Non-chlorophylls, multicellular eukaiyotlc organisms
C. Non-chlorophylls, multioellular,thailophytic organisms
D. Chlorophyllus, multicellular, eukaryotic Organisms

Answer
Option C

6. Earthworm is included in_____________?
A. Kingdom Plantae
B. Kingdom Protoctista
C. Kingdom Monera
D. Kingdom Animalia

Answer
Option D

7. The Study of organisms inhabiting the sea and Ocean and the physical and chemical characteristics of their environment is:
A. Social Biology
B. Marine Biology
C. Environmental Biology
D. Fresh Water Biology

Answer
Option B

8. The branch of Biology which deals with the use of data and techniques of engineering & technology concerning living organisms is:
A. Human Biology
B. Environmental Biology
C. Genetics
D. Bio-technology

Answer
Option D

9. The branch in which organism’s life cycle, mode of transmission and interaction with their hosts are studied is:
A. Anatomy
B. Physiology
C. Parasitology
D. Social Biology

Answer
Option C

10. The molecules of living matter that provide building blocks are mostly based on:
A. Carbon
B. Nitrogen
C. Hydrogen
D. Ammonia

Answer
Option A

11. Severe deficiency of Vitamin-D results in __________.
A. scurvy
B. rickets
C. night blindness
D. osteomalacia

Answer
Option B

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

Answer
Option B

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

Answer
Option A

14. The average internal temperature of human body is __________.
A. 35 oC
B. 36 oC
C. 37 oC
D. 38 oC

Answer
Option C

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

Answer
Option A

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

Answer
Option C

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

Answer
Option A

18. Blood is carried towards the heart by __________.
A. Arteries
B. Capillaries
C. Veins
D. none of these

Answer
Option C

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

Answer
Option B

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

Answer
Option D

21. What is the main purpose of white blood corpuscles
A. To carry nutrients
B. To combat infection
C. To carry oxygen
D. To give strength

Answer
Option B

22. Total volume of blood in human being is
A. 5-6 litres
B. 3-4 litres
C. 8-10 litres
D. 10-12 litres

Answer
Option A

23. Red blood corpuscles are formed in the
A. Liver
B. Bone Marrow
C. Kidneys
D. Heart

Answer
Option B

24. Blood does not coagulate inside the body due to the presence of
A. Haemoglobin
B. Heparin
C. Fibrin
D. Plasma

Answer
Option B

25. The number of bones in the human body of an adult is approximately
A. 210
B. 250
C. 206
D. 80

Answer
Option C

26. Lungs are situated in the
A. Abdominal cavity
B. Pericardinal cavity
C. Buccal cavity
D. Thoracic cavity

Answer
Option D

27. The pancreas secretes
A. Insulin
B. Vitamin A
C. Bile juice
D. None of these

Answer
Option A

28. The seat of memory in human brain is located in the
A. Medulla oblongata
B. Cerebrum
C. Cortex
D. Cerebellum

Answer
Option C

29. Tibia is bone found in the
A. Skull
B. Arm
C. Leg
D. Face

Answer
Option C

30. The strongest muscle in human body is found in
A. Hands
B. Buttocks
C. Neck
D. Lungs

Answer
Option B

31. The main function of the kidney is
A. To control blood pressure
B. To control body temperature
C. To remove waste products from the body
D. To help in digestion of food

Answer
Option C

32. A gene is a
A. Sleep inducing drug
B. Unit of heredity
C. A kind of vitamin
D. A type of body cell

Answer
Option B

33. The function of haemoglobin is
A. To transport oxygen
B. Destruction of bacteria
C. Prevention of anaemia
D. Utilization of energy

Answer
Option A

34. A vegetable containing sulphur is?
A. Potato
B. Cabbage
C. Brinjal
D. Pumpkin

Answer
Option B

35. Enzymes help in
A. Respiration
B. Digestion of food
C. Immune system
D. Reproduction

Answer
Option B

36. Ptyalin is an enzyme produced in the
A. Salivary glands
B. Pituitary glands
C. Thyroid glands
D. Pancreas

Answer
Option A

37. Heightened emotion is caused by
A. Pituitary glands
B. Thyroid glands
C. Adrenal glands
D. Salivary glands

Answer
Option C

38. The shortest bone in the human body is
A. Vertebrae
B. Phalanges
C. Stapes
D. Metacarpals

Answer
Option B

39. Lack of ____ causes diabetes
A. Sugar
B. Insulin
C. Calcium
D. Vitamins

Answer
Option B

40. Biopsy is done on
A. Tissues taken from a dead body
B. Tissues taken from a living body
C. Blood from Veins
D. Blood from Arteries

Answer
Option B

41. . Haemodialysis means cleaning of
A. urine
B. blood
C. glomerular filterate
D. coelomic fluid

Answer
Option B

42. Production of sweat and sebum is related with
A. skin
B. liver
C. lungs
D. GIT

Answer
Option A

43. The evaporative cooling in the respiratory tract of dogs is called
A. vasodilation
B. vasoconstriction
C. panting
D. all of these

Answer
Option C

44. Which of the following pathogen type cause disease that can be treated with antibiotics
A. bacteria
B. fungi
C. virus
D. none of these

Answer
Option A

45. Most cell membranes are composed principally of
A. DNA ad protein
B. protein and lipids
C. protein and chitin
D. protein and RNA

Answer
Option B

46. Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the
A. concentration of water molecules inside and outside the cell
B. concentration of enzymes on either side of the cell membrane
C. rate of molecular motion on either side of the cell membrane
D. none of these

Answer
Option A

47. Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
A. diffusion
B. passive transport
C. osmosis
D. active transport

Answer
Option D

48. Proteins are made from amino acids by the process of
A. hydrolysis
B. pinocytosis
C. dehydration synthesis
D. active transport

Answer
Option C

49. Which is an organic compound found in most cells
A. water
B. glucose
C. oxygen
D. sodium chloride

Answer
Option B

50. Which are the four most abundant elements in living cells
A. carbon, oxygen, nitrogen, sulfur
B. carbon, oxygen, hydrogen, nitrogen
C. carbon, oxygen, sulfur, phosphorus
D. carbon, sulfur, hydrogen, magnesium

Answer
Option B

51. Human blood is an example of__________?
A. Organelle
B. Tissues
C. Organic compound
D. Inorganic compounds

Answer
Option D

52. With different chemical arrangements and formation Of complex molecules, the life emerges on the level of the ?
A. Cells
B. Tissues
C. Organs
D. Organ System

Answer
Option A

53. Organelles are_______________?
A. Unicellular structures
B. Multi-cellular structures
C. Sub-cellular structures
D. Non-cellular structures

Answer
Option C

54. Functional unit of DNA Is____________?
A. Nucleus
B. Genes
C. Chromosomes
D. Nucleolus

Answer
Option B

55. Various tissue types combine to make up__________?
A. Cells
B. Organs
C. Organ System
D. Organelles

Answer
Option B

56. Two or more populations of different species living and interacting in the same area form
A. Biosphere
B. Community
C. Population System
D. Ecosystem

Answer
Option B

57. A group of similar cells that perform a specific function is:
A. Organ
B. Tissues
C. Organelle
D. Organ System

Answer
Option B

58. Which of the following is an example of “molecule”?
A. Chloroplast
B. A Nerve Cell
C. DNA
D. Hydrogen

Answer
Option C

59. A group of very similar inter breeding organisms constitutes?
A. Biosphere
B. Ecosystem
C. Population
D. Species

Answer
Option D

60. Members of one species inhabiting the same are form_________?
A. Species
B. Community
C. Ecosystem
D. Population

Answer
Option D

61. Robert Hooke discovered_____________?
A. Nucleus
B. Mitochondria
C. Cell
D. DNA

Answer
Option C

62. Steps Involved in scientific method are ?
A. Hypothesis –>Accumulated data –> observation & experimentation –> conclusion
B. New data —> Conclusion —> Accumulated data —> Observation & experimentation
C. Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion
D. Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion

Answer
Option D

63. Malaria is associated with___________?
A. Culex Mosquito
B. Culiesta Mosquito
C. Anopheles Mosquito
D. Culex & Anopheles Mosquito

Answer
Option C

64. Biologist ‘Grass’ discovered the life cycle of plasmodium in_______?
A. 1896
B. 1897
C. 1898
D. 1899

Answer
Option C

65. The first antibiotic to be discovered was_____________?
A. Penicillin
B. Cephalosporin
C. Amino glycosides
D. Erythromycin

Answer
Option A

66. Immunization by vaccination was first introduced by?
A. Fleming in 1945
B. Florey & Chain in 1975
C. Flore & Chain in 1795
D. Edward Jenner in 1795

Answer
Option D

67. The science of growing terrestrial plants in an aerated solution is_________?
A. Hydrodynamics
B. Hydroponics
C. Hydroponics
D. None of them

Answer
Option D

68. An educated guess is called:
A. Accumulated Data
B. Observation
C. Hypothesis
D. Conclusion

Answer
Option C

69. Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?
A. 1993
B. 1994
C. 1995
D. 1996

Answer
Option D

70. Crop rotation helps in______________?
A. Growth of pathogens
B. Soil Infertility
C. Slowing of crops growth
D. Eradication of disease

Answer
Option D

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

Answer
Option B

72. Which character differentiates living things from non-living organisms?
A. They live in the same ecosystem.
B. They are highly organized and complex made of one or more cells and contain genetic material
C. They are acted upon by the same environment
D. Both a and b

Answer
Option B

73. Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. B complex

Answer
Option A

74. The average internal temperature of human body is __________?
A. 35 oC
B. 36 oC
C. 37 oC
D. 38 oC

Answer
Option C

75. The study of fossils is called?
A. Environmental Biology
B. Historical biology
C. Palaeontology
D. Social biology

Answer
Option C

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

Answer
Option C

77. The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
A. Molecular biologists
B. Microbiologists
C. Freshwater biologists
D. Social biologist

Answer
Option A

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

Answer
Option A

79. Sythetic insulin from pork was formed by which technique?
A. Biotechnology
B. Social biological techniques
C. Parasitology
D. Both a and c

Answer
Option A

80. Blood is carried towards the heart by __________?
A. Arteries
B. Capillaries
C. Veins
D. none of these

Answer
Option C

81. The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called ?
A. Environmental biology
B. Social biology
C. Human biology
D. Both b and c

Answer
Option B

82. __________ is essential for the formation of hemoglobin.
A. Calcium
B. Iron
C. Water
D. Carbohydrates

Answer
Option B

83. Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
A. 6
B. 16
C. 26
D. 15

Answer
Option B

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

Answer
Option D

85. Oxygen accounts for ____ % of totals human body mass?
A. 65%
B. 18%
C. 10%
D. 3%

Answer
Option A

86. The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called:
A. An organ
B. A molecule
C. Tissue
D. Both a and c

Answer
Option B

87. Which one of them is a micro-molecule?
A. Polysaccharide
B. Protein
C. Hemoglobin
D. ATP

Answer
Option D

88. A structure formed by groups of similar cells organized into loose sheets or bundles performing similar functions is called as:
A. An organ
B. An organism
C. A Tissue
D. A Cell

Answer
Option C

89. Haemodialysis means cleaning of____________?
A. Urine
B. Blood
C. Glomerular filterate
D. Coelomic fluid

Answer
Option B

90. In animals coordination is achieved by means of?
A. Nervous system
B. Endocrine system
C. Respiratory system
D. Both A and B

Answer
Option D

91. Production of sweat and sebum is related with ?
A. Skin
B. Liver
C. Lungs
D. GIT

Answer
Option A

92. Group of living organisms of the same species living in the same place at the same time is called ?
A. Community
B. Population
C. Ecosystem
D. Biome

Answer
Option B

93. The evaporative cooling in the respiratory tract of dogs is called?
A. Vasodilation
B. Vasoconstriction
C. Panting
D. All of these

Answer
Option C

94. Different species of plants and animals living in the same habitat is called?
A. Population
B. Community
C. Biome
D. Habitat

Answer
Option B

95. Which of the following pathogen type cause disease that can be treated with antibiotics ?
A. bacteria
B. fungi
C. virus
D. none of these

Answer
Option A

96. A large regional community primarily determined by climate is called ?
A. Population
B. Community
C. Biome
D. Habitat

Answer
Option C

97. Most cell membranes are composed principally of ?
A. DNA ad protein
B. Protein and Lipids
C. Protein and Chitin
D. Protein and RNA

Answer
Option B

98. The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by ?
A. Environmental biologist
B. Paleontologist
C. Marine biologist
D. Social biologist

Answer
Option B

99. Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the ?
A. Concentration of water molecules inside and outside the cell
B. Concentration of enzymes on either side of the cell membrane
C. Rate of molecular motion on either side of the cell membrane
D. None of these

Answer
Option A

100. It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect?
A. Older sediment layers have equal amount of these radioactive isotopes as that of the young ones
B. Older sediment layers have less amount of these radioactive isotopes as that of the young ones.
C. Older sediment layers have greater amount of these radioactive isotopes as that of the young ones.
D. Older sediment layers did not have these radioactive isotopes

Answer
Option B

101. Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
A. Diffusion
B. Passive transport
C. Osmosis
D. Active transport

Answer
Option D

102. An unbroken series of species arranged in ancestors to descendent sequence with each later species having evolved from one that immediately preceded it is called?
A. Biome
B. Phyletic lineage
C. Community
D. Population

Answer
Option B

103. Proteins are made from amino acids by the process of ______________?
A. Hydrolysis
B. Pinocytosis
C. Dehydration synthesis
D. Active transport

Answer
Option C

104. Biological sciences have a set methodology and it is based on ?
A. Experimental inquiry
B. Esthetic preference
C. Philosophical ideas
D. Imaginations

Answer
Option A

105. Which is an organic compound found in most cells ?
A. Water
B. Glucose
C. Oxygen
D. Sodium chloride

Answer
Option B

106. A series of hypothesis supported by the results of many tests is called ?
A. Scientific law
B. Theory
C. Data
D. Deduction

Answer
Option B

107. Which are the four most abundant elements in living cells ?
A. carbon, oxygen, nitrogen, sulfur
B. carbon, oxygen, hydrogen, nitrogen
C. carbon, oxygen, sulfur, phosphorus
D. carbon, sulfur, hydrogen, magnesium

Answer
Option B

108. Which one is not correct for a productive theory?
A. It is predictive
B. It has explanatory power
C. It discourages suggestion of different hypotheses
D. None of these

Answer
Option C

109. Conclusion of Mendels work latter became a_____________?
A. Scientific hypothesis
B. Theory
C. Scientific law
D. Productive theory

Answer
Option C

110. Starch is converted into maltose by?
A. diastase
B. invertase
C. maltase
D. amylase

Answer
Option A

111. Breeders have developed new and better varieties of food items by using which technique?
A. Pasteurization
B. Hydroponic culture technique
C. Genetic engineering
D. Biological control techniques

Answer
Option C

112. Co-enzyme is often formed from ?
A. lipid
B. protein
C. inorganic ion
D. vitamin

Answer
Option B

113. Production of genetically identical copies of organisms/cells by asexula reproduction is called ?
A. Mitosis
B. Replication
C. Cloning
D. Biological control

Answer
Option C

114. Messenger RNA is formed in_________?
A.nucleus
B.chloroplast
C.mitochondria
D.none of these

Answer
Option A

115. Astronauts may use which technique to grow fruits and vegetables ?
A. Tissue culture techniques
B. Cloning
C. Pasterisation
D. Hydroponic culture technique

Answer
Option D

116. Number of chromosomes in E.coli ?
A. 1
B. 2
C. 4
D. 6

Answer
Option A

117. Which statement is incorrect for pasteurization?
A. It is used to preserve yogurt and milk
B. It was developed by Louis Pasteur.
C. It involves heating the substance at high temperature for just few sec.
D. It can be used to preserve vegetables and meat.

Answer
Option D

118. Protein factory is___________?
A. nucleus
B. ribosome
C. golgi complex
D. centriole

Answer
Option B

119. What is the mode of transmission of Hepatitis virus?
A. Aerosol
B. Parentral (via blood)
C. Skin penetration
D. Unknown

Answer
Option B

120. Smallest disease causing agents in plants are ?
A. virion
B. mycoplasma
C. viroids
D. prions

Answer
Option C

121. Which disease can be controlled by vaccination?
A. Measles
B. Cancer
C. Diabetes
D. Heart attack

Answer
Option A

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

Answer
Option A

123. Vaccine was first developed by_______________?
A. Louis Pasture
B. Edward Jenner
C. Jaber Ibn Hayan
D. Aristotle

Answer
Option B

124. Pigment present in red algae is_____________?
A. fucoxanthin
B. phycocyanin
C. phycoerythrin
D. bilirubin

Answer
Option C

125. Which disease has been totally eradicated from the world because of effective vaccination?
A. Measles
B. Polio
C. Small pox
D. Hepatitis

Answer
Option C

126. Nutrition in fungi is___________?
A. Photosynthetic
B. Chemosynthetic
C. Completely parasitic
D. Absorptive heterotrophs

Answer
Option D

127. Which of the following statement is incorrect about antibiotics?
A. They are used against microorganisms
B. They are always effective against bacteria
C. They are used in diseases like tuberculosis and pneumonia
D. They are derived from bacteria only

Answer
Option D

128. Fungi resemble plants because they lack___________?
A. Cell wall
B. Cytoplasm
C. Centriole
D. Nucleus

Answer
Option C

129. Which treatment is instituted in a cancerous patient?
A. Antibiotic therapy
B. Radiotherapy
C. Gene therapy
D. None of these

Answer
Option B

130. Which is a parasitic plant?
A. cuscuta
B. rose
C. ferns
D. mosses

Answer
Option A

131. Which statement is incorrect for cloning?
A. The nucleus of a fertilized egg is replaced by the nucleus from the cell of a fully developed individual
B. Division of a single egg into one or more separate embryos.
C. The individual is the mirror image of the parent organism
D. It involve methods of sexual reproduction

Answer
Option D

132. True roots absent in_____________?
A. ferns
B. bryophytes
C. gymnosperms
D. angiosperms

Answer
Option B

133. Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?
A. Integrated disease management
B. Hydroponic culture technique
C. Pasteurization
D. Bioremediation

Answer
Option D

134. The mechanism for ATP synthesis is_____________?
A. Chemosynthesis
B. Photosynthesis
C. Phosphorylation
D. Chemiosmosis

Answer
Option D

135. Which of the following is not a viral disease?
A. Cowpox
B. Mumps
C. Tetanus
D. Small pox

Answer
Option C

136. Enzyme present in the saliva is_____________?
A. lipase
B. trypsin
C. ptyalin
D. invertase

Answer
Option C

137. In human body 99% of total mass is formed of_____________?
A. 16 Bio-elements
B. 12 Bio-elements
C. 10 Bio-elements
D. 6 Bio-elements

Answer
Option D

138. Nitrogen is present in___________?
A. carbohydrates
B. proteins
C. lipids
D. carbonates

Answer
Option B

139. Biological organization is_____________?
A. simple
B. advance
C. complex
D. highly complex

Answer
Option D

140. Operculum is present in_____________?
A. bony fish
B. sea fish
C. cartilaginous fish
D. none of these

Answer
Option A

141. The arrangement of ________ speaks of the division of labour within cell?
A. Molecule
B. Subatomic particles
C. Atoms
D. Organelles

Answer
Option D

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

Answer
Option D

143. Communities are ________ collection of organisms?
A. Static
B. Dynamic
C. May be static or dynamic
D. None of these

Answer
Option B

144. The heart is enclosed in a membrane called________?
A. pleura
B. pericardium
C. peritoneum
D. epithelium

Answer
Option B

145. The number of species of organisms currently known to science is?
A. 3500000
B. 35000
C. 2500000
D. 25000000

Answer
Option C

146. From right ventricle blood is pushed into?
A. pulmonary trunk
B. brain
C. aorta
D. body

Answer
Option A

147. What is the branch of biology in which structure and function of tissues are studied___________?
A. Cell Biology
B. Taxonomy
C. Histology
D. Morphology

Answer
Option C

148. Biometry is the application of_______ in biology.
A. Algebra
B. Statistics
C. Matrix
D. Geometry

Answer
Option B

149. Study of insects is called_________?
A. Immunology
B. Parasitology
C. Entomology
D. Paleontology

Answer
Option C

150. The term biology was introduced in__________ in 1800?
A. Germany
B. Turkey
C. Italy
D. Japan

Answer
Option A

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