The rules for the naming of living organisms were first established by
John Ray
Charles Darwin
Carolus Linnaeus
Robert Gunther
Correct Answer :
C. Carolus Linnaeus
Related Questions
Dolphins are classified under
Pisces
Amphibia
Reptile
Mammals
Which of the following is not an enterocoelic phylum ?
Chordata
Mollusca
Coelentrata
Porifera
Which of the following is a matching set of the class and some of its main distinguishing features?
Sporozoa - infection by sporozoites transmission by intermediate host and a contractile vacuole
Trematoda - well developed suckers, flat and unsegmented body
Arachnida - 3 pairs of legs, chitinous exosketeton and poisonous sting
Insecta - compound eyes, segmented body and nephridia
Diploblastic body with cellular grade of organisation and cellular mesogloea is characteristic of
protozoal
porifera
coelenterata
annelid a
In fishes, lobed fins are found in
marine fishes
fresh water fishes
lung fishes
none of these
A natural system of classification is based upon
natural relationships, reflecting evolutionary relationship
morphological similarities between organisms
embryologicall, biochemical, phisio-loical and ecological considerations
both (b) and (c)
Cloning is possible in nature in
sexually reproducing species
asexually reproducing species
self-fertilising species
none of these
Which of the following is a correct hierar-chial sequence in systematics ?
Species, genus, family, order, class, phylum
Species, genus, order, family, class, phylum
genus, species, order, family, class, phylum
genus, family, order, class, species, phylum
Coelentrates generally include the animals which are
radial symmetrical and triploblastic
radial symmetrical and diploblastic
bilateral symmetrical and triploblastic
biradial symmetrical and diploblastic
The main basis of classification of Phylum Protozoa is
size
locomotary organelles
shape
number of nuclei
In which of the following sets, groups are not correctly matched ?
Onychophora, Myriapoda, Arachnida
Hydrozoa, Scyphozoa, Anthozoa
Polychaeta, Hirudiniea, Oligochaeta
Gastropoda, Rhizopoda, Scaphopoda
The concept of homology can be applied to
gross structures of the body
physiological mechanisms
biochemical similarities
all of these
A definite number of body segments is found in
leech
tapeworm
earthworm
slug
Which one of the following is a metatherian mammal ?
Hystrin
Tachyglossns
Diadelphyes
None of these
National mammal of India is
cow
peacock
lion
tiger
The most important characteristic of class aves is
homeothermous animals
exoskeleton of feathers
bipedal vertebrates
none of these
According to Aristotle's classification, animals were divided into
Protozoa and Metazoa
Invertebrata and Vertebrata
Chordata and Non-chordata
Anaima and Enaima
Which is the common character between all mammals ?
They are viviparous
They are herbivores
They are carnivores
They have 7 cervical vertebrae
In the course of evolution, the true coelom appeared first in
aschelminthes
annelida
arthropoda
echinodermata
True coelom appeared first in the course of evolution in
Echinodermata
Annelida
Chordata
Aschelminthes
Bony plates are found in addition to scales in
hag fish
eel
flyingfish
seahorse
Glass snake is a
lizard
tree snake
nematode
fish
The smallest unit of classification in animals is
variety
species
sub species
genus
Natural system of classification has the basis of
morphology
Phylogeny
both (a) and (b)
ontogeny
A suctorial mouth is present in
leech
cockroach
housefly
butterfly
The biggest phylum in regard to the number of species is
Arthropoda
Platyhelminthes
Chordata
Protozoa
Taxonomy is the science that deals with the classification of
plants
animals
microorganisms
living organisms
Heart pumps only impure blood in case of
shark
whale
frog
lizard
Which of the following sets belongs to the same class ?
Hydra, jelly fish, cray fish
Bat, pigeon, whale
Spider, scorpion, centipede
Whale, otter, kangaroo
A cuttle fish belongs to
teleostei
mollusca
pisces
echinodermata