Q1. What does the word "science" mean?
a) Education
b) Knowledge
c) Learning
d) Both b and c
Answer: b) Knowledge
Explanation: The word "science" originates from the Latin "scientia," meaning knowledge gained through systematic study.
Q2. The word "biology" originates from which language?
a) Latin
b) Greek
c) Italian
d) None of the above
Answer: b) Greek
Explanation: "Biology" comes from Greek words "bios" (life) and "logos" (study).
Q3. Microscopic study of tissues is called:
a) Morphology
b) Histology
c) Physiology
d) Cell Biology
Answer: b) Histology
Explanation: Histology specifically examines tissues at microscopic level.
Q4. Study of functions of the brain comes under:
a) Anatomy
b) Physiology
c) Histology
d) Morphology
Answer: b) Physiology
Explanation: Physiology focuses on organ functions, including neural processes.
Q5. Study of blood cells comes under:
a) Genetics
b) Cell Biology
c) Immunology
d) Morphology
Answer: c) Immunology
Explanation: Immunology includes study of blood components like white blood cells.
Q6. Detailed study of the genome and proteome comes under:
a) Embryology
b) Cell Biology
c) Genetics
d) None
Answer: c) Genetics
Explanation: Genomics and proteomics are modern branches of genetics.
Q7. Study of ants and bees is called:
a) Parasitology
b) Entomology
c) Taxonomy
d) Paleontology
Answer: b) Entomology
Explanation: Entomology is the study of insects.
Q8. Study of internal structures is called:
a) Morphology
b) Histology
c) Anatomy
d) Cell Biology
Answer: c) Anatomy
Explanation: Anatomy examines internal structures of organisms.
Q9. Study of fossils is called:
a) Evolution
b) Genetics
c) Paleontology
d) Both a and c
Answer: c) Paleontology
Explanation: Paleontology exclusively studies fossils.
Q10. Insulin production comes under:
a) Biochemistry
b) Biotechnology
c) Embryology
d) Histology
Answer: b) Biotechnology
Explanation: Recombinant insulin production is a biotechnological process.
Q11. Study of respiration and photosynthesis comes under:
a) Biophysics
b) Biochemistry
c) Geophysics
d) None
Answer: b) Biochemistry
Explanation: These metabolic processes are studied in biochemistry.
Q12. The collection and study of biological data through observations, experimentations, and analysis comes under:
a) Biogeography
b) Biometry
c) Bioeconomics
d) None
Answer: b) Biometry
Explanation: Biometry involves statistical analysis of biological data.
Q13. The identification of DNA sequences using computer technology comes under:
a) Biochemistry
b) Biotechnology
c) Bioinformatics
d) Biophysics
Answer: c) Bioinformatics
Explanation: Bioinformatics combines biology with computational analysis.
Q14. technique for growing plants in water is called:
a) Hydroponics
b) Hygroponics
c) Horticulture
d) Forestry
Answer: a) Hydroponics
Explanation: "Hydro-" means water in Greek.
Q15. Gardening belongs to which profession?
a) Forestry
b) Horticulture
c) Farming
d) Fisheries
Answer: b) Horticulture
Explanation: Horticulture deals with garden cultivation.
Q16. Quranic verse about the origin of life is given in which Surah?
a) Surah Rehman
b) Surah Waqiah
c) Surah Ambia
d) Surah Bakarah
Answer: c) Surah Ambia
Explanation: This verse describes water as the origin of all living things.
Q17. "He made man from clay like the potter" refers to:
a) Creation
b) Reproduction
c) Origin
d) Knowledge
Answer: a) Creation
Explanation: This Quranic metaphor describes human creation.
Q18.Which Surah verifies classification?
a) Surah Ambia
b) Surah Bakarah
c) Surah Al Noor
d) Surah Yasin
Answer: c) Surah Al Noor
Explanation: Mentions God creating "every moving creature" in diverse forms.
Q19. Jabir Bin Hayyan was born in:
a) Iraq
b) Iran
c) Pakistan
d) England
Answer: b) Iran
Explanation: The Persian chemist was born in Tus, Iran (8th century CE).
Q20. The "Book of Healing" was written by:
a) Jabir Bin Hayyan
b) Bu Ali Sina
c) Abdul Malik Asmai
d) Ibn Khuldoon
Answer: b) Bu Ali Sina (Avicenna)
Explanation: His medical encyclopedia influenced medieval science.
Q21. A hypothesis not rejected during testing is called:
a) Summaries
b) Observations
c) Deductions
d) Theories
Answer: d) Theories
Explanation: Well-supported hypotheses become scientific theories.
Q22. Evidence is required to support a:
a) Query
b) Theory
c) Hypothesis
d) Deduction
Answer: c) Hypothesis
Explanation: Hypotheses must be evidence-based and testable.
Q23. A hypothesis is approved/disapproved based on:
a) Data analysis
b) Control
c) Postulate theory
d) Law
Answer: a) Data analysis
Explanation: Statistical analysis validates or refutes hypotheses.
Q24. The mosquito transmitting dengue fever is:
a) Culex
b) Aedes
c) Anopheles
d) None
Answer: b) Aedes
Explanation: Aedes aegypti is the primary dengue vector.
Q25. An example of proportion is:
a) m × n :: p × q
b) m : n :: p : q
c) m + n : p + q
d) m - n : p - q
Answer: b) m : n :: p : q
Explanation: This represents a direct proportional relationship.
Q26. A theory where testing continues via new hypotheses is called:
a) Productive theory
b) Deductive theory
c) Observatory theory
d) Reductive theory
Answer: a) Productive theory
Explanation: Such theories generate new research questions.
Q27. Biological method ensures data's:
a) Quality
b) Quantity
c) Ratio
d) Reliability
Answer: d) Reliability
Explanation: Scientific methods prioritize reproducible results.
Q28. In "malaria", "aria" means:
a) Air
b) Food
c) Soil
d) Fire
Answer: a) Air
Explanation: From Italian "mala aria" (bad air), reflecting early disease theories.
Q29. A hypothesis should be:
a) General statement only
b) Testable only
c) Query
d) General and testable
Answer: d) General statement and testable
Explanation: Good hypotheses are both broad and falsifiable.
Q30. Examples of biological laws include:
a) Hardy-Weinberg law
b) Mendel's Laws
c) Both
d) None
Answer: c) Both
Q31. What does the word "science" mean?
a) Education
b) Knowledge
c) Learning
d) Both b and c
Answer: b) Knowledge
Explanation: The term "science" originates from the Latin scientia, meaning systematic knowledge derived from observation and experimentation.
Q32. The word "biology" originates from which language?
a) Latin
b) Greek
c) Italian
d) None of the above
Answer: b) Greek
Explanation: "Biology" combines Greek words bios (life) and logos (study).
Q33. Microscopic study of tissues is called:
a) Morphology
b) Histology
c) Physiology
d) Cell Biology
Answer: b) Histology
Explanation: Histology specifically examines tissues at the microscopic level.
Q34. The study of blood cells comes under:
a) Genetics
b) Cell Biology
c) Immunology
d) Morphology
Answer: c) Immunology
Explanation: Immunology includes the study of blood components like white blood cells.
Q35. Detailed study of genome and proteome comes under:
a) Embryology
b) Cell Biology
c) Genetics
d) None
Answer: c) Genetics
Explanation: Genomics and proteomics are modern branches of genetics.
Q36. The kind of hypothesis not rejected during testing is classified as:
a) Summaries
b) Observations
c) Deductions
d) Theories
Answer: d) Theories
Explanation: Well-supported hypotheses become scientific theories.
Q38. Evidence is required to support a:
a) Query
b) Theory
c) Hypothesis
d) Deduction
Answer: c) Hypothesis
Explanation: Hypotheses must be testable and evidence-based.
Q39. Mosquito responsible for transmitting dengue fever is:
a) Culex
b) Aedes
c) Anopheles
d) None
Answer: b) Aedes
Explanation: Aedes aegypti is the primary vector for dengue virus.
Q40. Hardy-Weinberg law and Mendel's Laws are examples of:
a) Biological law
b) Biological theory
c) Postulate theory
d) Biological hypothesis
Answer: a) Biological law
Explanation: These are fundamental principles in genetics.
Q41. Biodiversity means:
a) Variety within a species
b) Variety among species
c) Both a and b
d) None
Answer: c) Both a and b
Explanation: Biodiversity encompasses genetic, species, and ecosystem diversity.
Q42. Viruses are not classified in any kingdom because:
a) They are not considered organisms
b) They are too small
c) Their genetics cannot be determined
d) They are poorly understood
Answer: a) They are not considered organisms
Explanation: Viruses lack cellular structure and independent metabolism.
Q43. The basic unit of classification is:
a) Genus
b) Order
c) Family
d) Species
Answer: d) Species
Explanation: Species is the smallest and most specific taxonomic rank.
Q44. The greatest threat to biodiversity is:
a) Habitat loss
b) Species introduction
c) Hunting
d) None
Answer: a) Habitat loss
Explanation: Habitat destruction is the primary driver of species extinction.
Q45. National animal of Pakistan is:
a) Dolphin
b) Ibex
c) Markhor
d) Camel
Answer: c) Markhor
Explanation: The Markhor (Capra falconeri) is Pakistan's national symbol.
Q46. Organelle providing energy to the cell is:
a) Mitochondria
b) Golgi Bodies
c) Nucleus
d) Ribosomes
Answer: a) Mitochondria
Explanation: Mitochondria generate ATP through cellular respiration.
Q47. Microfilaments are composed of:
a) Tubulin
b) Actin
c) Keratin
d) Collagen
Answer: b) Actin
Explanation: Actin filaments are key components of the cytoskeleton.
Q48. Active transport requires:
a) Diffusion
b) Energy (ATP)
c) Osmosis
d) Filtration
Answer: b) Energy (ATP)
Explanation: Active transport moves substances against their concentration gradient.
Q49. The membrane of a vacuole is called:
a) Tonoplast
b) Chloroplast
c) Chromoplast
d) Leucoplast
Answer: a) Tonoplast
Explanation: Tonoplast regulates vacuolar content in plant cells.
Q50. Eukaryotic ribosomes are:
a) 70S
b) 80S
c) 50S
d) 30S
Answer: b) 80S
Explanation: Eukaryotic ribosomes are larger (80S) than prokaryotic ones (70S).
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