Biology MCQs Hub: Sindh Textbook Class 10 & Job Test Prep
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"Explore a comprehensive collection of 10th class biology multiple-choice questions (MCQs) curated from Sindh textbooks, designed to aid students in their academic preparation. Additionally, find MCQs tailored for varcc c
ious job tests in Pakistan, ensuring a holistic approach to knowledge acquisition and exam readiness. Test your understanding of biology concepts and enhance your preparation for academic exams and job assessments."
10 BIOLOGY MCQs
1. What is the study about life called?
a) Geology
b) Biology
c) Chemistry
d) Physics
2. What is the study about plants called?
a) Botany
b) Zoology
c) Microbiology
d) Anatomy
3. From which word is the term "Botany" derived, meaning plants?
a) Greek word "Botanicus"
b) Latin word "Botanica"
c) Greek word "Butane"
d) Latin word "Plantae"
4. What is the study about animals called?
a) Biology
b) Botany
c) Zoology
d) Microbiology
5. What is the study about very small organisms called?
a) Botany
b) Zoology
c) Microbiology
d) Anatomy
6. What is the study about the external form and structure of living organisms called?
a) Physiology
b) Morphology
c) Anatomy
d) Biometry
7. What is the study about the internal parts of the body of living organisms by cutting them open called?
a) Anatomy
b) Physiology
c) Morphology
d) Biometry
8. What is the study about the functions of living organisms called?
a) Physiology
b) Morphology
c) Anatomy
d) Biometry
9. What is the study of the formation and development of the embryo called?
a) Biometry
b) Medicine
c) Developmental Biology
d) Surgery
10. What branch of Mathematics collects data of living organisms?
a) Biometry
b) Medicine
c) Developmental Biology
d) Surgery
11. What is the study about the diagnosis and treatment of diseases called?
a) Biometry
b) Medicine
c) Developmental Biology
d) Surgery
12. What is the study of repair, replacement, or removal of the affected organ called?
a) Biometry
b) Medicine
c) Developmental Biology
d) Surgery
13. What is the basic unit of life?
a) Molecule
b) Atom
c) Cell
d) Organ
14. Who discovered the cell in 1665?
a) Isaac Newton
b) Galileo Galilei
c) Robert Hooke
d) Charles Darwin
15. What percentage of oxygen does exhaled air contain?
a) 21%
b) 16%
c) 30%
d) 12%
16. Who was the first to classify all kinds of organisms?
a) Charles Darwin
b) Gregor Mendel
c) Aristotle
d) Watson and Crick
17. Which structure is absent in an animal cell?
a) Cell membrane
b) Cell wall
c) Nucleus
d) Mitochondria
18. What is absent in an animal cell that is present in a plant cell?
a) Nucleus
b) Mitochondria
c) Plastids
d) Golgi apparatus
19. When does fruit and seed formation typically occur?
a) Before fertilization
b) During fertilization
c) After fertilization
d) None of the above
20. What are fruits formed without fertilization called?
a) Parthenogenesis
b) Parthenocarpy
c) Pollination
d) Fertilization
21. Through which structure does water enter the seed?
a) Stoma
b) Xylem
c) Micropyle
d) Phloem
22. What is the fusion of gametes called?
a) Meiosis
b) Mitosis
c) Fertilization
d) Gametogenesis
23. What is the transfer of characteristics from parents to offspring called?
a) Evolution
b) Adaptation
c) Inheritance
d) Variation
24. Who discovered chromosomes?
a) Charles Darwin
b) Gregor Mendel
c) Walter Flemming
d) Karl Ereky
25. Who proposed the model of DNA?
a) Gregor Mendel
b) Watson and Crick
c) Charles Darwin
d) Aristotle
26. What is the main source of energy on Earth?
a) Wind
b) Water
c) Sun
d) Moon
27. What is the conversion of atmospheric free nitrogen gas into nitrates called?
a) Nitrogen fixation
b) Denitrification
c) Nitrification
d) Ammonification
28. Which term refers to a group of organisms belonging to the same species living in a particular area?
a) Community
b) Ecosystem
c) Population
d) Biosphere
29. What is the membrane that encloses the kidney called?
a) Peritoneum
b) Mesothelium
c) Epithelium
d) Endothelium
30. What are organisms that cannot make their food called?
a) Producers
b) Autotrophs
c) Consumers
d) Heterotrophs
31. What is the controlled use of biological agents for beneficial use called?
a) Genetics
b) Biotechnology
c) Ecology
d) Botany
32. When was the Human Genome Project launched?
a) 1980
b) 1990
c) 2000
d) 2010
33. Who proposed the word "Biotechnology"?
a) Gregor Mendel
b) Watson and Crick
c) Karl Ereky
d) Charles Darwin
34. What is the term used for the increase in temperature within the Earth's atmosphere?
a) Climate change
b) Global warming
c) Ozone depletion
d) Greenhouse effect
35. In which type of relationship do two different kinds of organisms benefit by living together?
a) Commensalism
b) Mutualism
c) Parasitism
d) Symbiosis
36. Who developed the concept of ecological pyramids in 1927?
a) Charles Darwin
b) Gregor Mendel
c) Charles Elton
d) Watson and Crick
37. Which process is performed by microorganisms living in soil?
a) Nitrification
b) Denitrification
c) Nitrogen fixation
d) Ammonification
38. What is the term for cutting down trees on a large scale?
a) Deforestation
b) Afforestation
c) Reforestation
d) Desertification
39. Which component of the environment is often referred to as the "lungs of the Earth"?
a) Oceans
b) Forests
c) Deserts
d) Grasslands
40. What are substances that cause pollution called?
a) Pollutants
b) Contaminants
c) Toxins
d) Emissions
41. What does ozone (O3) in the atmosphere protect from?
a) Acid rain
b) Global warming
c) Ultraviolet radiations
d) Air pollution
42. What type of relationship is associated with or between a host and a parasite?
a) Mutualism
b) Commensalism
c) Parasitism
d) Symbiosis
43. Who proposed the term "Biotechnology"?
a) Karl Ereky
b) Gregor Mendel
c) Watson and Crick
d) Charles Darwin
44. What does the Human Genome Project aim to study?
a) Environmental conservation
b) Human evolution
c) Genetic mapping of the human genome
d) Animal behavior
45. What is the controlled use of biological agents for beneficial use called?
a) Biotechnology
b) Genetics
c) Microbiology
d) Ecology
46. What term is used for the increase in temperature within the Earth's atmosphere due to greenhouse gases?
a) Global warming
b) Climate change
c) Ozone depletion
d) Acid rain
47. In which type of relationship do two different kinds of organisms get benefit by living together?
a) Parasitism
b) Mutualism
c) Commensalism
d) Symbiosis
48. What term refers to the situation where heat remains within the Earth's atmosphere and increases the temperature?
a) Climate change
b) Global warming
c) Ozone depletion
d) Acidification
49. In an ecosystem, what do living organisms develop according to their needs?
a) Relationships
b) Adaptations
c) Reproduction
d) Survival strategies
50. Who proposed the word "Biotechnology"?
a) Karl Ereky
b) Gregor Mendel
c) Charles Darwin
d) Watson and Crick
51. What is the term used for a living organism developing a number of relationships according to their needs in an ecosystem?
a) Adaptation
b) Symbiosis
c) Biodiversity
d) Niches
52. Who proposed the term "Biotechnology"?
a) Gregor Mendel
b) Karl Ereky
c) Watson and Crick
d) Charles Darwin
53. What is the controlled use of biological agents for beneficial use called?
a) Genetics
b) Microbiology
c) Biotechnology
d) Ecology
54. When was the Human Genome Project launched?
a) 1980
b) 1990
c) 2000
d) 2010
55. What is the main source of energy on Earth?
a) Wind
b) Water
c) Sun
d) Moon
56. What term refers to a group of organisms belonging to the same species living in a particular area?
a) Community
b) Ecosystem
c) Population
d) Biosphere
57. What is the membrane that encloses the kidney called?
a) Peritoneum
b) Mesothelium
c) Epithelium
d) Endothelium
58. What are organisms that cannot make their food called?
a) Producers
b) Autotrophs
c) Consumers
d) Heterotrophs
59. What is the term for the increase in temperature within the Earth's atmosphere?
a) Climate change
b) Global warming
c) Ozone depletion
d) Greenhouse effect
60. In which type of relationship do two different kinds of organisms benefit by living together?
a) Commensalism
b) Mutualism
c) Parasitism
d) Symbiosis
61. What does ozone (O3) in the atmosphere protect from?
a) Acid rain
b) Global warming
c) Ultraviolet radiations
d) Air pollution
62. What are substances that cause pollution called?
a) Pollutants
b) Contaminants
c) Toxins
d) Emissions
63. What component of the environment is often referred to as the "lungs of the Earth"?
a) Oceans
b) Forests
c) Deserts
d) Grasslands
64. Which process is performed by microorganisms living in soil?
a) Nitrification
b) Denitrification
c) Nitrogen fixation
d) Ammonification
65. Who developed the concept of ecological pyramids in 1927?
a) Charles Darwin
b) Gregor Mendel
c) Charles Elton
d) Watson and Crick
66. What is fermentation?
a) The process of cell division
b) The process of producing useful products by living organisms such as yeast and bacteria
c) The breakdown of carbohydrates in the absence of oxygen
d) The process of converting sunlight into energy
67. What are cells of cartilage called?
a) Chondrocytes
b) Osteocytes
c) Fibroblasts
d) Adipocytes
68. What is the process essential for the continuing and survival of species called?
a) Evolution
b) Adaptation
c) Reproduction
d) Mutation
69. Where can drugs be derived from?
a) Only plants
b) Only animals
c) Both plants and animals
d) Neither plants nor animals
70. Who discovered Penicillin in 1928?
a) Alexander Graham Bell
b) Alexander Fleming
c) Thomas Edison
d) Louis Pasteur
71. What is a vaccine?
a) A medicine for bacterial infections
b) A biological preparation that improves immunity to a particular disease
c) A treatment for respiratory disorders
d) A type of surgery
72. What does "bactericidal" mean?
a) Killing the bacteria
b) Stimulating bacterial growth
c) Inhibiting bacterial growth
d) None of the above
73. Where does selective reabsorption occur in the kidney?
a) Bowman's capsule
b) Proximal convoluted tubule
c) Distal convoluted tubule
d) Loop of Henle
74. What is the treatment of kidney stones called?
a) Nephrectomy
b) Dialysis
c) Lithotripsy
d) Chemotherapy
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