Hair of bat and feathers of pigeon are
homologous structures
analogous structures
both (a) and (b
integumentary derivatives
Correct Answer :
A. homologous structures
Related Questions
In title classification of animals a 'family' name is formed by adding
idae as a suffix to the name of the type genus
inae as a suffix
ceae as a suffix
oidea as a suffix
Spider is not included under class insects because of
absence of walking legs
absence of mandibles
absence of wings
presence of walking legs
The group amniota includes
birds and mammals
birds and reptiles
reptiles and mammals
reptiles, birds and mammals
The respiratory organs of crustaceans are
tracheae
book lungs
gills
skin
Chief distinguishing features of mammals are
hairy skin and ovipary
hairy skin and mammary glands
mammary glands and teeth
pinnae and teeth
Taenia, Periplaneta and Pheretima are non-chordates because
their body is segmented
they do not possess a post-anal tail
they do not have a coelom
all of these
Which of the following has a diaphragm between the thorax and abdomen
Frog
Lizard
Pigeon
Whale
The generic name of apple snail is
Limax
Pila
Sepia
Murex
Euplectella (Venus flower basket) is a
porifer
protozoan
coelentrate
nematode
Which of the following has no segmentation?
Hydra
Earthworm
Centipede
Cockroach
Bilateral symmetry, metameric segmentation, coelom and open circulatory system are characters of
annelida
arthropoda
mollusca
echinodermata
A definite number of body segments is found in
leech
tapeworm
earthworm
slug
Which of the following is not correctly matched ?
Flame cellsplatyhelminthes
Stinging cellscoelenterata
Metameric segmentationmollusca
Gill slitschordata
All animals which do not have the vertebral column are
protozoa
invertebrate
nonchordata
chordata
Which of the following is a matching set of groups in animal classification ?
Annelida, Porifera and Mammals as phyla
Hydrozoa, Mollusca and chordata as phyla
Protozoa, Reptilia and Mammalia as classes
Insecta, Cephalopoda and Aves as classes
Tortoises and turtles are included under order
Reptilia
Squamata
Chelonia
None of these
Body segments are said to be homono-mous when
external segments correspond to internal segments
the body of an animal is made up of dissimilar units
all body segments along the length of the body are similar
none of these
Which of the sponge is given as a gift in Japan?
Hyalonema
Euplectalla
Tethya
Leucosolenia
Whale, monkey and bat have seven cervical vertebrae. Which one has the same number of cervical vertebrae ?
Giraffe
Crocodile
Shark
Ostrich
Birds and bats are good fliers. The bat differs from a bird in having
diaphragm
four-chambered heart
wings
small brain
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
Which of the following is not a deuteros-tome phylum ?
Mollusca
Echinodermata
Hemichordata
Urochordata
Nauplius larva belongs to
insects
shrimps
echinoderms
molluscs
Lobsters and crabs belong to the class
Insecta
Arachnida
Crustacea
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Which of the following does not show J metamerism ?
Roundworms
Earthworms
Amphibian blind worms
Limbless lizards
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Planaria
Rotifer
Sea anemone
Which of the following is homiother-mous ?
Lizard
Frog
Rabbit
Cuttlefish
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all types of single celled plants, animals as well as bacteria
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Kiwi
Archaeopteryx
Pelican
Only poisonous lizard of the world is
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Heloderma
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None of these