Animal Taxonomy MCQs
1. Who is considered the father of taxonomy?
a) Charles Darwin
b) Carl Linnaeus
c) Gregor Mendel
d) Jean-Baptiste Lamarck
Answer: b) Carl Linnaeus
2. The science of classifying organisms is known as:
a) Taxonomy
b) Genetics
c) Ecology
d) Evolution
Answer: a) Taxonomy
3. Which taxonomic rank is broader than class but narrower than kingdom?
a) Order
b) Phylum
c) Family
d) Genus
Answer: b) Phylum
4. How are organisms classified in the Linnaean system of taxonomy?
a) Based on their size
b) Based on their ecological niche
c) Based on their evolutionary history
d) Based on shared characteristics
Answer: d) Based on shared characteristics
5. Which taxonomic rank is broader than family but narrower than phylum?
a) Class
b) Order
c) Kingdom
d) Genus
Answer: b) Order
6. The correct hierarchical sequence in the Linnaean system of classification is:
a) Kingdom, Phylum, Class, Order, Family, Genus, Species
b) Phylum, Kingdom, Class, Order, Family, Genus, Species
c) Kingdom, Class, Phylum, Order, Family, Genus, Species
d) Kingdom, Phylum, Order, Class, Family, Genus, Species
Answer: a) Kingdom, Phylum, Class, Order, Family, Genus, Species
7. The scientific name of an organism consists of which two taxonomic ranks?
a) Genus and order
b) Phylum and class
c) Genus and species
d) Family and genus
Answer: c) Genus and species
8. Which taxonomic rank is broader than species but narrower than family?
a) Order
b) Genus
c) Class
d) Phylum
Answer: b) Genus
9. Which domain includes all eukaryotic organisms?
a) Bacteria
b) Archaea
c) Eukarya
d) Protista
Answer: c) Eukarya
10. Which of the following is a correct example of a scientific name in binomial nomenclature?
a) Canis lupus
b) Canis Canis
c) Canis lupis
d) Canis
Answer: a) Canis lupus
11. The taxonomic rank below species is:
a) Phylum
b) Genus
c) Class
d) Order
Answer: b) Genus
12. A group of organisms that are capable of interbreeding and producing fertile offspring belong to the same:
a) Phylum
b) Genus
c) Species
d) Family
Answer: c) Species
13. Which taxonomic rank is broader than order but narrower than kingdom?
a) Class
b) Family
c) Phylum
d) Genus
Answer: a) Class
14. Which taxonomic rank is broader than genus but narrower than class?
a) Order
b) Phylum
c) Kingdom
d) Family
Answer: a) Order
15. The study of evolutionary relationships among organisms is known as:
a) Taxonomy
b) Phylogeny
c) Ecology
d) Genetics
Answer: b) Phylogeny
16. Which domain includes organisms known for extreme environments such as hot springs and deep-sea vents?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: a) Archaea
17. The taxonomic rank below genus is:
a) Order
b) Phylum
c) Class
d) Species
Answer: d) Species
18. The process of naming and classifying organisms is known as:
a) Taxonomy
b) Phylogeny
c) Classification
d) Systematics
Answer: a) Taxonomy
19. Which taxonomic rank is broader than kingdom?
a) Domain
b) Class
c) Family
d) Order
Answer: a) Domain
20. Which domain includes organisms such as bacteria and cyanobacteria?
a) Bacteria
b) Archaea
c) Eukarya
d) Protista
Answer: a) Bacteria
21. Which of the following is a correct example of a scientific name?
a) Panthera leo
b) Panthera Panthera
c) Panthera
d) Felis leo
Answer: a) Panthera leo
22. The taxonomic rank below family is:
a) Genus
b) Order
c) Species
d) Class
Answer: a) Genus
23. Which taxonomic rank is broader than phylum?
a) Domain
b) Class
c) Order
d) Kingdom
Answer: d) Kingdom
24. Which domain includes organisms such as yeast, plants, and animals?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: c) Eukarya
25. The taxonomic rank below class is:
a) Family
b) Order
c) Genus
d) Phylum
Answer: b) Order
26. Which domain includes organisms that are often found in extreme environments such as high salt concentrations and high temperatures?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: a) Archaea
27. Which taxonomic rank is broader than order?
a) Family
b) Genus
c) Phylum
d) Class
Answer: d) Class
28. The taxonomic rank below order is:
a) Family
b) Genus
c) Species
d) Class
Answer: a) Family
29. In binomial nomenclature, the first part of a scientific name represents the:
a) Genus
b) Species
c) Family
d) Order
Answer: a) Genus
30. Which domain includes organisms that are primarily unicellular and often exhibit characteristics of both plants and animals?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: d) Protista
31. The taxonomic rank below kingdom is:
a) Domain
b) Phylum
c) Class
d) Order
Answer: b) Phylum
32. The taxonomic rank below phylum is:
a) Family
b) Class
c) Genus
d) Order
Answer: d) Order
33. Which domain includes organisms with prokaryotic cells?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: b) Bacteria
34. The taxonomic rank below domain is:
a) Kingdom
b) Phylum
c) Class
d) Order
Answer: a) Kingdom
35. In binomial nomenclature, which part of a scientific name is capitalized?
a) The genus
b) The species
c) Both parts
d) Neither part
Answer: a) The genus
36. The taxonomic rank below genus is:
a) Family
b) Order
c) Species
d) Class
Answer: c) Species
37. Which domain includes organisms such as algae, protozoa, and slime molds?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: d) Protista
38. The taxonomic rank below family is:
a) Genus
b) Order
c) Species
d) Class
Answer: a) Genus
39. Which domain includes organisms that are often found in soil, water, and inside other organisms?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: b) Bacteria
40. In binomial nomenclature, which part of a scientific name is italicized or underlined?
a) The genus
b) The species
c) Both parts
d) Neither part
Answer: c) Both parts
41. The taxonomic rank below class is:
a) Family
b) Genus
c) Order
d) Phylum
Answer: a) Family
42. Which domain includes organisms that are often found in extreme environments such as hot springs and deep-sea vents?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: a) Archaea
43. The taxonomic rank below order is:
a) Family
b) Genus
c) Species
d) Class
Answer: a) Family
44. Which of the following is a correct example of a scientific name?
a) Canis lupus
b) Canis Canis
c) Canis lupis
d) Canis
Answer: a) Canis lupus
45. The taxonomic rank below family is:
a) Genus
b) Order
c) Species
d) Class
Answer: a) Genus
46. Which domain includes organisms such as yeast, plants, and animals?
a) Archaea
b) Bacteria
c) Eukarya
d) Protista
Answer: c) Eukarya
47. The taxonomic rank below class is:
a) Family
b) Genus
c) Order
d) Phylum
Answer: a) Family
48. Which of the following is a correct example of a scientific name?
a) Panthera leo
b) Panthera Panthera
c) Panthera
d) Felis leo
Answer: a) Panthera leo
49. The taxonomic rank below order is:
a) Family
b) Genus
c) Species
d) Class
Answer: a) Family
50. In binomial nomenclature, the first part of a scientific name represents the:
a) Genus
b) Species
c) Family
d) Order
Answer: a) Genus