1. Who is known as the 'Darwin of the 20th century'?
a) Carolus Linnaeus
b) Ernst Mayr
c) Charles Darwin
d) Gregor Mendel
Answer: b) Ernst Mayr
2. What is the purpose of binomial nomenclature?
a) To classify organisms based on habitat
b) To assign a unique, universally recognized scientific name to organisms
c) To identify similarities among organisms
d) To differentiate plants from animals
Answer: b) To assign a unique, universally recognized scientific name to organisms
3. What does the first word in a biological name represent?
a) Class
b) Species
c) Genus
d) Family
Answer: c) Genus
4. Which of the following is the correct way to write the scientific name of mango?
a) Mangifera Indica
b) Mangifera indica
c) Mangifera indica Linn.
d) Mangifera Indica Linn.
Answer: c) Mangifera indica Linn.
5. What is the term for the process of grouping living organisms into categories?
a) Nomenclature
b) Identification
c) Classification
d) Evolution
Answer: c) Classification
6. What is the lowest taxonomic category?
a) Family
b) Genus
c) Species
d) Order
Answer: c) Species
7. In which category would both lion and tiger be classified based on the provided content?
a) Genus Panthera
b) Family Felidae
c) Order Carnivora
d) All of the above
Answer: d) All of the above
8. Which taxonomic category includes organisms like lions, tigers, and leopards but excludes cats?
a) Family
b) Genus
c) Order
d) Species
Answer: b) Genus
9. What is the main principle behind modern taxonomic studies?
a) External morphology only
b) Ecological similarities
c) Use of local names
d) Characterization, identification, classification, and nomenclature
Answer: d) Characterization, identification, classification, and nomenclature
10. What is the taxonomic hierarchy from the lowest to the highest rank?
a) Species, Genus, Family, Order, Class, Phylum, Kingdom
b) Kingdom, Phylum, Class, Order, Family, Genus, Species
c) Order, Species, Genus, Family, Class, Phylum, Kingdom
d) Species, Order, Kingdom, Phylum, Class, Family, Genus
Answer: a) Species, Genus, Family, Order, Class, Phylum, Kingdom
11. What does taxonomy focus on?
a) Only naming organisms
b) Systematic arrangement and evolutionary relationships of organisms
c) Habitat-specific classification
d) Random grouping of organisms
Answer: b) Systematic arrangement and evolutionary relationships of organisms
12. Which scientist developed the binomial nomenclature system?
a) Charles Darwin
b) Ernst Mayr
c) Carolus Linnaeus
d) Gregor Mendel
Answer: c) Carolus Linnaeus
13. In taxonomy, what does the term "taxa" refer to?
a) Groups of organisms at any level of classification
b) Only species and genus
c) Organisms grouped by color
d) Organisms grouped by habitat
Answer: a) Groups of organisms at any level of classification
14. Which phylum includes animals with a notochord and a dorsal hollow neural system?
a) Arthropoda
b) Mollusca
c) Chordata
d) Porifera
Answer: c) Chordata
15. Which of the following families is correctly matched with its category?
a) Poaceae – Wheat
b) Solanaceae – Lion
c) Muscidae – Mango
d) Hominidae – Housefly
Answer: a) Poaceae – Wheat
16. Why is species considered the basic unit of classification?
a) It represents individuals with distinct evolutionary traits.
b) It contains multiple families.
c) It is the highest taxonomic rank.
d) It includes unrelated organisms.
Answer: a) It represents individuals with distinct evolutionary traits.
17. What is the main criterion for assigning organisms into a genus?
a) Sharing similar habitat
b) Fundamental structural and functional differences
c) Greater similarities than with other genera
d) Sharing the same family
Answer: c) Greater similarities than with other genera
18. Which of the following categories is broader than 'Family' but narrower than 'Class'?
a) Order
b) Genus
c) Phylum
d) Species
Answer: a) Order
19. What distinguishes the family Felidae from Canidae?
a) Felidae includes mammals, while Canidae includes reptiles.
b) Felidae includes cats and related animals, while Canidae includes dogs and related animals.
c) Felidae includes domestic animals, while Canidae includes wild animals.
d) Felidae belongs to the plant kingdom, while Canidae belongs to the animal kingdom.
Answer: b) Felidae includes cats and related animals, while Canidae includes dogs and related animals.
20. How is a scientific name written according to binomial nomenclature?
a) In bold letters
b) Using local language
c) In italics, with the genus capitalized and species lowercase
d) In uppercase letters
Answer: c) In italics, with the genus capitalized and species lowercase
21. What is the correct sequence of classification in the taxonomic hierarchy?
a) Species → Genus → Family → Order → Class → Phylum → Kingdom
b) Genus → Species → Family → Order → Class → Kingdom → Phylum
c) Order → Genus → Species → Class → Phylum → Kingdom → Family
d) Kingdom → Phylum → Class → Family → Genus → Species → Order
Answer: a) Species → Genus → Family → Order → Class → Phylum → Kingdom
22. What term is used to describe the systematic arrangement of organisms?
a) Nomenclature
b) Systematics
c) Classification
d) Evolution
Answer: b) Systematics
23. In which category would Mangifera indica and Triticum aestivum be grouped based on common structural features?
a) Genus
b) Phylum
c) Kingdom
d) Order
Answer: c) Kingdom
24. Which international code is followed for naming plants?
a) International Code of Zoological Nomenclature (ICZN)
b) International Code for Botanical Nomenclature (ICBN)
c) International Code of Phylogenetic Classification (ICPC)
d) International Botanical Society Code (IBSC)
Answer: b) International Code for Botanical Nomenclature (ICBN)
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