The Living World: Biological Classification
1.The term species was coined by______.
"New Systematics" introduced by Sir Julian Huxley in 1940 is also known as
Which one of the following is wrongly matched?
ANS:A.Puccinia – Smut
B.Root pressure – Guttation
C.Cassia – Imbricate aestivation
D.Root – Exarch protoxylem
Nuclear membrane is absent in
In the five-kingdom classification, Chlamydomonas and Chlorella have been included in
Single-celled eukaryotes are included in
Maximum nutritional diversity is found in the group
Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses?
A.Diplontic life cycle
ANS:B.Multiplication by fragmentation
C.Mode of Nutrition
D.Members of kingdom Plantae
Which statement is wrong for viruses?
A.All are parasites.
B.Antibiotics have no effect on them.
C.They have ability to synthesize nucleic acids and proteins.
ANS:D.All of them have helical symmetry.
Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group?
A.Paramecium and Plasmodium belong to the same kingdom as that of Penicillium.
B.Nostoc and Anabaena are examples of protista
ANS:C.Yeast used in making bread and beer is a fungus
D.Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan.
Which one of the following animals is correctly matched with its particular named taxonomic category?
A.Cuttlefish - Mollusca, a class
ANS:B.Tiger - Tigris, the species
C.Housefly - Musca, an order
D.Humans - primates, the family
Arrange the following in the ascending order of Linnaean hierarchy
A.Kingdom – Phylum – Class – Order – Family – Genus – Species
B.Kingdom – Family – Genus – Species – Class – Phylum – Order
C.Kingdom – Order – Species – Genus – Class – Family – Phylum
ANS:D.Species – Genus – Family – Order – Class – Phylum – Kingdom
Which one of the following sets of items in the options (1) - (4) are correctly categorized with one exception in it?
Options Items Category Exception
(1) UAA, UAG, UGA Stop codons UAG
(2) Kangaroo, Koala, Wombat Australian marsupials Wombat
(3) Plasmodium, Cuscuta, Trypanosoma Protozoan parasites Cuscuta
(4) Typhoid, Pneumonia, Diphtheria Bacterial diseases Diphtheria
Which of the following combination of characters is true for slime molds?
A.Parasitic, plasmodium without walls, spores dispersed by water
B.Saprophytic, plasmodium without walls, spores dispersed by water
ANS:C.Parasitic, plasmodium with true walls, spores dispersed by air currents
D.Saprophytic, plasmodium without walls, spores dispersed by air currents
Taxonomic hierarchy refers to
A.A list of botanists or zoologists who have worked on taxonomy of a species or group
B.A group of senior taxonomists who decide the nomenclature of plants and animals
C.Step-wise arrangement of all categories for classification of plants and animals
ANS:D.Classification of a species based on fossil record