Match the species :
Scorpion, Spider
Scorpion, Obelia, Hydra
Star fish, Obelia, Hydra
Cockroach, Earthworm, Taenia solium
Correct Answer :
A. Scorpion, Spider
Related Questions
Typhlop is a
true snake
blind worm
false snake
true worm
Which of the following groups of characters is present in all chordates in some or other stage in their life ?
Mammary glands, hairs, gill slits
Notochord, gill slits and dorsal ! tubular nervous system
Notochord, scales and dorsal tubular nervous system
Gill slits, vertebral column and notochoitl
The term "Monera" stands for
all prokaryotes
bacterai, blue green algae and sinlge celled eukaryotes
bacteria, blue green algae and single celled eukaryotic animals
single celled eukaryotes and prokaryotes
Exclusively marine animals are found in group
Fishes and Echinodermata
Coelentrata and Echinodermata
Porifera and Coelentrata
Echinodermata and Protochordata
Which of the following have played a part in human evolution, different races adapting to different climate ?
Geographical isolation
Reproductive isolation
Behavioural isolation
Hybrid in viability
Binomial system of nomenclature in classification was divided by Carolus Linnaeus. It provides the names pertaining to
one scientific and one popular
given by two taxonomists
one generic and one specific epithet
international identifying catalogue
The term Thylum' in taxonomy was given by
John Ray
Carolus Linnaeus
G.L. Cuvier
All of these
Snakes are not found in
India
U.K
USSR
West Indies
Birds and bats are good fliers. The bat differs from a bird in having
diaphragm
four-chambered heart
wings
small brain
The larval forms called bladder worms are characteristic of
intestinal parasites
earthworms
roundworms
tapeworms
Dolphins are classified under
Pisces
Amphibia
Reptile
Mammals
A true terestrial animal among these is
frog
tortoise
salamander
toad
Chief distinguishing features of mammals are
hairy skin and ovipary
hairy skin and mammary glands
mammary glands and teeth
pinnae and teeth
'Systema Naturae' was written by
Carolus Linnaeus
Charles Darwin
Lamarck
Wallace
Spider is not included under class insects because of
absence of walking legs
absence of mandibles
absence of wings
presence of walking legs
Natural system of classification has the basis of
morphology
Phylogeny
both (a) and (b)
ontogeny
Structures built on a common plan, but modified during the course of evolution : to serve particular function in different animals are regarded as
homologous
analogous
both homologous and analogous
phylogenetically related
One of these is a metatherian mammal
Echidna
Kangaroo
Pangolin
Panda
Animals belonging to order Rodentia have
long incisors
long canines
short canines
short incisors
Cephalisation is a characteristic feature of
immotile, radially symmetrical animals
motile, bilaterally symmetrical animals
bilaterally symmetrical, non-motile terrestrial animals
both (b) and (c)
Branchiostonta is an example of
Cephalochordata
Agnatha
Urochordata
Gnathostomata
The body of Hydra is
asymmetrical
symmetrical
bilaterally symmetrical
radially symmetrical
Which of the following animals has a ventral nerve cord
Frog
Cockroach
Hydra
Earthworm
Physalia, the "Portugese man of War" belongs to class
Coelenterata
Hydrozoa
Scyphozoa
Anthozoa
A spider belongs to class
Insecta
Myriapoda
Arachnida
Onychophora
Constant body temperature is found in
earthworm
snake
frog
cow
Temperature regulation is found in
Fish
Rat
Frog
Lizard
What is common to fishes, amphibians and reptiles ?
Scales
Eggs
Shelled eggs
Gills
Canal system is characteristic of
hydra
sponge
sea anemone
sea urchin
The basic unit of taxonomy is
genus
order
class
species