NTS Biology Important MCQs With Answers
The National Testing System (NTS) is a leading non-governmental organization in Pakistan responsible for conducting transparent screening and written tests for admissions, scholarships, internships, and government job recruitment. Biology is often a mandatory and high-weightage subject in these exams. To help candidates succeed, gotest.com provides a comprehensive collection of NTS Biology Important MCQs with Answers.
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Targeted Practice: A curated list of important questionnaires that frequently appear in exams.
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NTS Biology Important MCQs With Answers
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NTS Biology MCQs With Answers Online Solved
1. The scientific study of living is called?
A. Anatomy
B. Biology
C. Geology
D. Zoology
View Answer
2. The word “BIOLOGY” has been derived from_________ word?
A. Latin
B. English
C. Greek
D. French
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3. According to the modern system of taxonomy, living organisms have been classified into?
A. Three Kingdoms
B. Five Kingdoms
C. Two Kingdoms
D. Six Kingdoms
View Answer
4. Kingdom Protoctista includes____________?
A. Fungi
B. Prokaryotes
C. protists
D. Piantae
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5. Kingdom Fungi includes_______________?
A. A cellular, eukaryotic organisms
B. Non-chlorophylls, multicellular eukaryotic organisms
C. Non-chlorophylls, multicellular,thallophytic organisms
D. Chlorophyllus, multicellular, eukaryotic Organisms
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6. Earthworm is included in_____________?
A. Kingdom Plantae
B. Kingdom Protoctista
C. Kingdom Monera
D. Kingdom Animalia
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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
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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. Biotechnology
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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
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10. The molecules of living matter that provide building blocks are mostly based on:
A. Carbon
B. Nitrogen
C. Hydrogen
D. Ammonia
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11. Severe deficiency of Vitamin D results in __________.
A. scurvy
B. rickets
C. night blindness
D. osteomalacia
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12. People living in high altitudes (like mountains) usually have a _________.
A. smaller number of Red Blood Cells
B. the lthe arger number of Red Blood Cells
C. smaller number of White Blood Cells
D. larger number of White Blood Cells
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13. The average adult has a blood volume of about __________ liters.
A. 5
B. 5.5
C. 6
D. 6.5
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14. The average internal temperature of the human body is __________.
A. 35 oC
B. 36 oC
C. 37 oC
D. 38 oC
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15. Vitamin __________ is needed for the formation of a light-sensitive pigment in the retina.
A. A
B. C
C. D
D. B complex
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16. About __________ of the body weight of a mammal is water.
A. 60%
B. 65%
C. 70%
D. 75%
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17. On wound __________ fight foreign particles, like bacteria.
A. White Blood cells
B. Red Blood Cells
C. Platelets
D. Plasma
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18. Blood is carried towards the heart by __________.
A. Arteries
B. Capillaries
C. Veins
D. None of these
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19. __________ is essential for the formation of hemoglobin.
A. Calcium
B. Iron
C. Water
D. Carbohydrates
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20. ___________ are needed as a source of energy for the vital activities of the body.
A. Calcium
B. Iron
C. Water
D. Carbohydrates
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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
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22. The total volume of blood in a human being is
A. 5-6 litres
B. 3-4 litres
C. 8-10 litres
D. 10-12 litres
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23. Red blood corpuscles are formed in the
A. Liver
B. Bone Marrow
C. Kidneys
D. Heart
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24. Blood does not coagulate inside the body due to the presence of
A. Haemoglobin
B. Heparin
C. Fibrin
D. Plasma
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25. The number of bones in the human body of an adult is approximately
A. 210
B. 250
C. 206
D. 80
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26. Lungs are situated in the
A. Abdominal cavity
B. Pericardial cavity
C. Buccal cavity
D. Thoracic cavity
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27. The pancreas secretes
A. Insulin
B. Vitamin A
C. Bile juice
D. None of these
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28. The seat of memory in the human brain is located in the
A. Medulla oblongata
B. Cerebrum
C. Cortex
D. Cerebellum
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29. Tibia is bone found in the
A. Skull
B. Arm
C. Leg
D. Face
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30. The strongest muscle in the human body is found in
A. Hands
B. Buttocks
C. Neck
D. Lungs
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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 the digestion of food
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32. A gene is a
A. Sleep-inducing drug
B. Unit of heredity
C. A kind of vitamin
D. A type of body cell
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33. The function of hemoglobin is
A. To transport oxygen
B. Destruction of bacteria
C. Prevention of anaemia
D. Utilization of energy
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34. A vegetable containing sulfur is?
A. Potato
B. Cabbage
C. Brinjal
D. Pumpkin
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35. Enzymes help in
A. Respiration
B. Digestion of food
C. Immune system
D. Reproduction
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36. Ptyalin is an enzyme produced in the
A. Salivary glands
B. Pituitary glands
C. Thyroid glands
D. Pancreas
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37. Heightened emotion is caused by
A. Pituitary glands
B. Thyroid glands
C. Adrenal glands
D. Salivary glands
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38. The shortest bone in the human body is
A. Vertebrae
B. Phalanges
C. Stapes
D. Metacarpals
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39. Lack of ____ causes diabetes
A. Sugar
B. Insulin
C. Calcium
D. Vitamins
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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
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41. . Haemodialysis means cleaning of
A. urine
B. blood
C. glomerular filterate
D. coelomic fluid
View Answer
42. Production of sweat and sebum is related with
A. skin
B. liver
C. lungs
D. GIT
View Answer
43. The evaporative cooling in the respiratory tract of dogs is called
A. vasodilation
B. vasoconstriction
C. panting
D. All of these
View Answer
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
View Answer
45. Most cell membranes are composed principally of
A. DNA and protein
B. protein and lipids
C. protein and chitin
D. protein and RNA
View Answer
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
View Answer
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
View Answer
48. Proteins are made from amino acids by the process of
A. hydrolysis
B. pinocytosis
C. dehydration synthesis
D. active transport
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49. Which is an organic compound found in most cells
A. water
B. glucose
C. oxygen
D. sodium chloride
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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
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51. Human blood is an example of__________?
A. Organelle
B. Tissues
C. Organic compound
D. Inorganic compounds
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52. With different chemical arrangements and the formation Of complex molecules, life emerges on the level of the?
A. Cells
B. Tissues
C. Organs
D. Organ System
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53. Organelles are_______________?
A. Unicellular structures
B. Multi-cellular structures
C. Sub-cellular structures
D. Non-cellular structures
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54. Functional unit of DNA Is____________?
A. Nucleus
B. Genes
C. Chromosomes
D. Nucleolus
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55. Various tissue types combine to make up__________?
A. Cells
B. Organs
C. Organ System
D. Organelles
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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
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57. A group of similar cells that perform a specific function is:
A. Organ
B. Tissues
C. Organelle
D. Organ System
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58. Which of the following is an example of a “molecule”?
A. Chloroplast
B. A Nerve Cell
C. DNA
D. Hydrogen
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59. A group of very similar interbreeding organisms constitutes?
A. Biosphere
B. Ecosystem
C. Population
D. Species
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60. Members of one species inhabiting the same form_________?
A. Species
B. Community
C. Ecosystem
D. Population
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61. Robert Hooke discovered_____________?
A. Nucleus
B. Mitochondria
C. Cell
D. DNA
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62. Steps Involved in the 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
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63. Malaria is associated with___________?
A. Culex Mosquito
B. Culiesta Mosquito
C. Anopheles Mosquito
D. Culex & Anopheles Mosquito
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64. Biologist ‘Grass’ discovered the life cycle of plasmodium in_______?
A. 1896
B. 1897
C. 1898
D. 1899
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65. The first antibiotic to be discovered was_____________?
A. Penicillin
B. Cephalosporin
C. Aminoglycosides
D. Erythromycin
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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
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67. The science of growing terrestrial plants in an aerated solution is_________?
A. Hydrodynamics
B. Hydroponics
C. Hydroponics
D. None of them
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68. An educated guess is called:
A. Accumulated Data
B. Observation
C. Hypothesis
D. Conclusion
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69. Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?
A. 1993
B. 1994
C. 1995
D. 1996
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70. Crop rotation helps in______________?
A. Growth of pathogens
B. Soil Infertility
C. Slowing of growth
D. Eradication of disease
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71. People living in high altitudes (like mountains) usually have a _________?
A. smaller number of Red Blood Cells
B. The larger number of Red Blood Cells
C. smaller number of White Blood Cells
D. larger number of White Blood Cells
View Answer
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
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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
View Answer
74. The average internal temperature of the human body is __________?
A. 35 oC
B. 36 oC
C. 37 oC
D. 38 oC
View Answer
75. The study of fossils is called?
A. Environmental Biology
B. Historical biology
C. Palaeontology
D. Social biology
View Answer
76. About __________ of the body weight of a mammal is water
A. 60%
B. 65%
C. 70%
D. 75%
View Answer
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
View Answer
78. On wound __________ fight foreign particles, like bacteria?
A. White Blood cells
B. Red Blood Cells
C. Platelets
D. Plasma
View Answer
79. Synthetic insulin from pork was formed by which technique?
A. Biotechnology
B. Social biological techniques
C. Parasitology
D. Both a and c
View Answer
80. Blood is carried towards the heart by __________?
A. Arteries
B. Capillaries
C. Veins
D. None of these
View Answer
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
View Answer
82. __________ is essential for the formation of hemoglobin.
A. Calcium
B. Iron
C. Water
D. Carbohydrates
View Answer
83. Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
A. 6
B. 16
C. 26
D. 15
View Answer
84. ___________ are needed as a source of energy for the vital activities of the body?
A. Calcium
B. Iron
C. Water
D. Carbohydrates
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85. Oxygen accounts for ____ % of totals human body mass?
A. 65%
B. 18%
C. 10%
D. 3%
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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
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87. Which one of them is a micro-molecule?
A. Polysaccharide
B. Protein
C. Hemoglobin
D. ATP
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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
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89. Haemodialysis means cleaning of____________?
A. Urine
B. Blood
C. Glomerular filterate
D. Coelomic fluid
View Answer
90. In animals coordination is achieved by means of?
A. Nervous system
B. Endocrine system
C. Respiratory system
D. Both A and B
View Answer
91. Production of sweat and sebum is related to?
A. Skin
B. Liver
C. Lungs
D. GIT
View Answer
92. A 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
View Answer
93. The evaporative cooling in the respiratory tract of dogs is called?
A. Vasodilation
B. Vasoconstriction
C. Panting
D. All of these
View Answer
94. Different species of plants and animals living in the same habitat are called?
A. Population
B. Community
C. Biome
D. Habitat
View Answer
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
View Answer
96. A large regional community primarily determined by climate is called?
A. Population
B. Community
C. Biome
D. Habitat
View Answer
97. Most cell membranes are composed principally of?
A. DNA and protein
B. Protein and Lipids
C. Protein and Chitin
D. Protein and RNA
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98. The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time sequence came from the studies by?
A. Environmental biologist
B. Paleontologist
C. Marine biologist
D. Social biologist
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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
View Answer
100. It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statements is correct in this respect?
A. Older sediment layers have an equal amount of these radioactive isotopes as that thing ones
B. Older sediment layers have less amount of radioactive isotopes than ofthanhe young ones.
C. Older sediment layers have a greater amount of these radioactive isotopes than that of young ones.
D. Older sediment layers did not have these radioactive isotopes
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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
View Answer
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
View Answer
103. Proteins are made from amino acids by the process of ______________?
A. Hydrolysis
B. Pinocytosis
C. Dehydration synthesis
D. Active transport
View Answer
104. Biological sciences have a set methodology and it is based on?
A. Experimental inquiry
B. Esthetic preference
C. Philosophical ideas
D. Imaginations
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105. Which is an organic compound found in most cells?
A. Water
B. Glucose
C. Oxygen
D. Sodium chhypothesesggle title=”View Answer” state=”close”]Answer: Option B[/toggle]
106. A series of hypotheses supported by the results of many tests is called?
A. Scientific law
B. Theory
C. Data
D. Deduction
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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
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108. Which one is not correct for a productive theory?
A. It is predictive
B. It has explanatory power
C. It discourages the suggestion of different hypotheses
D. None of tMendel’soggle title=”View Answer” state=”close”]Answer: Option C[/toggle]
109. Conclusion of Mendel’s work later became a_____________?
A. Scientific hypothesis
B. Theory
C. Scientific law
D. Productive theory
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110. Starch is converted into maltose by?
A. diastase
B. invertase
C. maltase
D. amylase
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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
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112. Co-enzyme is often formed from?
A. lipid
B. protein
C. inorganic ion
D. vitamin
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113. The producion of genetically identical copies of organisms/cells by artificial reproduction is called?
A. Mitosis
B. Replication
C. Cloning
D. Biological control
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114. Messenger RNA is formed in_________?
A.nucleus
B.chloroplast
C.mitochondria
D.none of these
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115. Astronauts may use which technique to grow fruits and vegetables?
A. Tissue culture techniques
B. Cloning
C. Pasterisation
D. Hydroponic culture technique
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116. Number of chromosomes in E. coli?
A. 1
B. 2
C. 4
D. 6
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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 a high temperature for just a few sec.
D. It can be used to preserve vegetables and meat.
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118. Protein factory is___________?
A. nucleus
B. ribosome
C. golgi complex
D. centriole
Vithe new Answer
119. What is the mode of transmission of the Hepatitis virus?
A. Aerosol
B. Parenteral (via blood)
C. Skin penetration
D. Unknown
Click to View Answer
120. Smallest disease-causing agents in plants are?
A. virion
B. mycoplasma
C. viroids
D. prions
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121. Which disease can be controlled by vaccination?
A. Measles
B. Cancer
C. Diabetes
D. Heart att-ack
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122. The major cell infected by HIV is a lymphocyte .
A. helper-T
B. B
C. Both T and B
D. None of these
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123. Vaccine was first developed by____________Both
A. Louis PaNonee
B. Edward Jenner
C. Jaber Ibn Hayan
D. Aristotle
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124. Pigment present in red algae is_____________?
A. fucoxanthin
B. phycocyanin
C. phycoerythrin
D. bilirubin
[toge=”View Answer” state=”close”]Answer: Option C[/toggle]
125. Which disease has been totally eradicated from the world because of effective vaccination?
A. Measles
B. Polio
C. Smallpox
D. Hepatitis
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126. Nutrition in fungi is___________?
A. PhotosynthetSmallpoxmosynthetic
C. Completely parasitic
D. Absorptive heterotrophs
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127. Which of the following statements 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
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128. Fungi resemble plants because they lack___________?
A. Cell wall
B. Cytoplasm
C. Centriole
D. Nucleus
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129. Which treatment is instituted in a cancerous patient?
A. Antibiotic therapy
B. Radiotherapy
C. Gene therapy
D. None of these
View Answer
130. Which is a parasitic plant?
A. cuscuta
B. rose
C. ferns
D. mosses
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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 reproduction
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132. True roots absent in_____________?
A. ferns
B. bryophytes
C. gymnosperms
D. angiosperms
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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
View Answer
134. The mechanism for ATP synthesis is_____________?
A. Chemosynthesis
B. Photosynthesis
C. Phosphorylation
D. Chemiosmosis
View Answer
135. Which of the following is not a viral disease?
A. Cowpox
B. Mumps
C. Tetanus
D. Smallpox
View Answer
136. Enzyme present in the saliva is_____________?
A. lipase
B. trySmallpoxtyalthe in
D. in,trade
[tthe toggle title=”View Answer” state=”close”]Answer: Option C[/toggle]
137. In the human body, 99% of the total mass is formed of_____________?
A. 16 Bio-elements
B. 12 Bio-elements
C. 10 Bio-elements
D. 6 Bio-elements
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138. Nitrogen is present in___________?
A. carbohydrates
B. proteins
C. lipids
D. carbonates
View Answer
139. Biological organization is_____________?
A. simple
B. advance
C. complex
D. highly complex
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140. Operculum is present in_____________?
A. bony fish
B. sea fish
C. cartilaginous fish
D. None of these
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141. The arrangement of ________ speaks of the division of laboNoneithin a cell.
A. Molecule
B. Subatomic particles
C. Atoms
D. Organelles
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142. In which animal respiratory surface is found in more than one organ?
A. birds
B. human
C. fish
D. frog
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143. Communities are ________ collection of organisms?
A. Static
B. Dynamic
C. May be static or dynamic
D. None of these
View Answer
144. The heart is enclosed in a membrane called________?
A. pleura
B. pericardium
C. peritoneum
D. epithelium
View Answer
145. The number of species of organisms currently known to science is?
A. 3500000
B. 35000
C. 2500000
D. 25000000
View Answer
146. From the right ventricle, blood is pushed into?
A. pulmonary trunk
B. brain
C. aorta
D. body
View the Answer
147. What is the branch of biology in which the structure and function of tissues are studied___________?
A. Cell Biology
B. Taxonomy
C. Histology
D. Morphology
View Answer
148. Biometry is the application of_______ in biology.
A. Algebra
B. Statistics
C. Matrix
D. Geometry
View Answer
149. The study of insects is called_________?
A. Immunology
B. Parasitology
C. Entomology
D. Paleontology
View Answer
150. The term biology was introduced in__________ in 1800.
A. Germany
B. Turkey
C. Italy
D. Japan
View Answer
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Qno51. human blood is an example of tissue not option d
Thank you so much. It was really helpful
Good questions for preparation
Very helpful ?..