Radial symmetry is often exhibited by animals having
One opening of alimentary canal
Aquatic mode of living
Benthos/ sedentary
Ciliary mode of feeding
Coelom derived from blastocoel is known as
Enterocoelom
Schizocoel
Pseudocoelom
Haemocoelom
Special character of coelenterates is
Polymorphism
Nematocysts
Flame cells
Hermaphroditism
Point out of a non –parasite_______
Tapeworm
Mosquito
Leech
Sea Anemone
Which one belongs to Platyhelminthes?
Schistosoma
Trypanosoma
Plasmodium
Wuchereria
Indicate correct statement
Camel has biconcave red blood cells
Bat bears feathers
Rat bears cloaca
Platypus lays eggs
Closed circulatory system occurs in
Snail
Cockroach
Cuttle Fish
All of the above
Tube feet occur in
Cockroach
Star Fish
Cuttle Fish
Cat Fish
All chordates possess
Exoskeleton
Limbs
Skull
Axial skeletal rod of notochord
A common characteristic of all vertebrates is
Presence of skull
Division of body into head, neck , trunk and tail
Presence of two pairs of functional appendages
Body is covered with an exoskeleton
Golden era/age of reptiles is
Palaeozoic
Mesozoic
Recent
Proterozoic
The organisms attached to the substratum, generally, possess
radial symmetry
one single opening of digestive canal
asymmetrical body
cilia on surface to create water current
Besides annelida and arthropoda, the metamerism is exhibited by
cestoda
Chordate
mollusca
acanthocephala
Which one of the following is an exotic Indian fish?
Catla catla
Heteropneustes fossils
Cyprinus carpio
Lebeo rohita
Pneumatic bones are expected to be found in
pigeon
house lizard
frog’s tadpole
flying fish