Assertion (A): The housefly (Musca domestica) belongs to the class Insecta.
Reason (R): According to its taxonomic hierarchy, it belongs to the phylum Arthropoda.
Both taxonomic placements are correct but belong to different hierarchical levels.
Question 162 of 214
📘 CLASS XI
Assertion (A): Wheat (Triticum aestivum) belongs to the family Poaceae and the order Poales.
Reason (R): Wheat is a monocotyledonous plant belonging to the division Angiospermae.
Both statements correctly describe wheat's classification but are independent facts.
Question 163 of 214
📘 CLASS XI
Assertion (A): Mango (Mangifera indica) is classified under the order Sapindales.
Reason (R):Mangifera represents the specific epithet of the mango plant.
Mangifera is the genus, whereas indica is the specific epithet.
Question 164 of 214
📘 CLASS XI
Assertion (A): The taxonomic studies of various plant and animal species are purely of academic interest with no real-world application.
Reason (R): Taxonomic studies are useful in agriculture, forestry, industry and knowing our bio-resources.
Taxonomy has numerous practical applications in agriculture, forestry, industry and biodiversity studies.
Question 165 of 214
📘 CLASS XI
Assertion (A): Humans (Homo sapiens) are categorized under the order Primata.
Reason (R): Humans belong to the family Hominidae and the class Mammalia.
Both statements correctly describe the taxonomic hierarchy of humans but one does not explain the other.
Question 166 of 214
📘 CLASS XI
Match the following:
Column I
Column II
(a) Title assumed in 1975
(i) Ernst Mayr
(b) Central question of evolutionary biology
(ii) Alexander Agassiz Professor of Zoology Emeritus
(c) Darwin of the 20th century
(iii) Origin of species diversity
(d) Pioneered concept
(iv) Accepted definition of a biological species
Ernst Mayr assumed the title Alexander Agassiz Professor of Zoology Emeritus in 1975, made the origin of species diversity the central question of evolutionary biology, was known as the Darwin of the 20th century, and pioneered the accepted biological species concept.
Question 167 of 214
📘 CLASS XI
Match the following:
Column I
Column II
(a) Balzan Prize
(i) 1999
(b) International Prize for Biology
(ii) 1983
(c) Crafoord Prize
(iii) 1994
Ernst Mayr received the Balzan Prize in 1983, the International Prize for Biology in 1994, and the Crafoord Prize in 1999.
Question 168 of 214
📘 CLASS XI
Match the following:
Column I
Column II
(a) Biology
(i) Standardising the naming of living organisms
(b) Biodiversity
(ii) Number and types of organisms present on Earth
(c) Nomenclature
(iii) Science of life forms and living processes
(d) Identification
(iv) Describing the organism correctly to attach a name
Biology is the science of life forms and living processes. Biodiversity refers to the diversity of organisms on Earth. Nomenclature standardises scientific names, while identification correctly describes an organism before assigning a name.
Question 169 of 214
📘 CLASS XI
Match the following:
Column I
Column II
(a) ICBN
(i) Animal taxonomists
(b) ICZN
(ii) Carolus Linnaeus
(c) Binomial nomenclature
(iii) Plant scientific names
(d) Systema Naturae
(iv) Title of Linnaeus' publication
ICBN governs plant nomenclature, ICZN governs animal nomenclature, Carolus Linnaeus proposed binomial nomenclature, and Systema Naturae was the title of his famous publication.
Question 170 of 214
📘 CLASS XI
Match the following:
Column I
Column II
(a) Language of biological names
(i) Genus
(b) First word of the biological name
(ii) Separately underlined
(c) Second component of the name
(iii) Specific epithet
(d) Format when handwritten
(iv) Latin
Biological names are generally Latin, the first word represents the genus, the second the specific epithet, and handwritten names are separately underlined.
