15163.Which of the following is a merit in the Bentham and Hooker s system of classification?
The placement of family - Asteraceae in the beginning of Gamopetalae
The placement of order - Ranals in the beginning
Closely related families are placed apart
The position of gymnosperms in between dicots and monocots
15164.One of the most important functions of botanical gardens is that
One can observe tropical plants there
They provide the natural habitat for wild life
They allow ex-situ conservation of germplasm
They provide a beautiful area for recreation
15165.Biosystematics aims at
Identification and arrangement of organisms on the basis of cytological characteristics
The classification of organisms based on broad morphological characters
Delimiting various taxa of organism and establishing their relationships
The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies
15166.Which statement is wrong for viruses?
All are parasites.
Antibiotics have no effect on them.
They have ability to synthesize nucleic acids and proteins.
All of them have helical symmetry.
15168.Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group?
Paramecium and Plasmodium belong to the same kingdom as that of Penicillium.
Nostoc and Anabaena are examples of protista
Yeast used in making bread and beer is a fungus
Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan.
15169.Which one of the following animals is correctly matched with its particular named taxonomic category?
Cuttlefish - Mollusca, a class
Tiger - Tigris, the species
Housefly - Musca, an order
Humans - primates, the family
15172."New Systematics" introduced by Sir Julian Huxley in 1940 is also known as
Biosystematics
Cladistics
Phenetics
Numerical Taxonomy