In case of poriferans, the spongocoel is lined with flagellated cells called

Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum

The simplest type of canal system in Porifera is

Classification of Porifera is based on

Which one of the following living organisms completely lacks a cell wall?

Budding is a normal mode of asexual reproduction in

Jelly fish belongs to class

Organ pipe coral is

Biradial symmetry and lack of cnidoblasts are the characteristics of

Bilaterally symmetrical and acoelomate animals are exemplified by

Planaria possess high capacity of

One example of animal having a single opening to the outside that serves both as mouth as well as anus is

Which one of the following kinds of animals are triploblastic?

During its life cycle, Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following larval stages respectively

Which one belongs to Platyhelminthes?

What is true about Taenia saginata?

What is correct about Taenia?

The excretory structures of flat worms/Taenia are

Bladderworm/cysticercus is the larval stage of

Transfer of Taenia to secondary host occurs as

Which one of the following statements about certain given animals is correct?

Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

Ascaris is characterised by

What is common between Ascaris lumbricoides and Anopheles stephensi?

Ascaris larva is called

Ascaris lumbricoides infection occurs through

Which of the following options does correctly represent the characteristic features of phylum–Annelida?

Which of the following animals are true coelomates with bilatera symmetry?

Pheretima and its close relatives derive nourishment from

One very special feature in the earthworm Pheretima is that

If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is

Which one of the following is not a characteristic of phylum–Annelida?

Earthworms have no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic skeleton. It is due to

Which one of the following is correct matching pair of a body feature and the animal possessing it?

In which of the following chlorocruorin pigment is found? (a) Annelida

Functionwise, just as there are nephridia in an earthworm, so are

True coelom is the space lying between the alimentary canal and body wall enclosed by the layers of

Coelom derived from blastocoel is known as

Which one assists in locomotion?

Blood of Pheretima is

Pheretima posthuma is highly useful as

Earthworms are

Photoreceptors of earthworm occur on

Which one of the following belongs to the family-Muscidae ?

Which of the following features is not present in the phylum–Arthropoda?

Which group of animals belong to the same phylum?

One of the representative of Phylum– Arthropoda is

Which of the following are correctly matched with respect to their taxonomic classification?

Which one of the following have the highest number of species in nature?

Which of the following is correctly states as it happens in the common cockroach?

Which one of the following is the true description about an animal concerned?

Which one of the following phyla is correctly matched with its two general characteristics?

What is true about Nereis, scorpion, cockroach and silver fish?

Two common characters found in centipede, cockroach and crab are

From the following statements select the wrong one.

In Arthropoda, head and thorax are often fused to form cephalothorax, but in which one of the following classes, is the body divided into head, thorax and abdomen?

Which one of the following is correct matching pair of an animal and a certain phenomenon it exhibits?

A larval stage occurs in the life history of all members of the group

Adult Culex and Anopheles can be distinguished with the help of

Male and female cockroaches can be distinguished externally through

Metamorphosis of insects is regulated through hormone

An insect regarded as greatest mechanical carrier of diseases is

Ecdysis is shedding of

Malpighian tubules are

Kala-azar and oriental sore are spread by

Silk thread is obtained from silk moth during

Which one of the following is a matching set of phylum and its three examples?

Closed circulatory system occurs in

Eye of the molluscan group that resembles vertebrate eye is

A wood boring mollusc/shipworm is

The animal with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage belong to the

Radial symmetry is usually associated with

The organisms attached to the substratum generally, possess

Radial symmetry is often exhibited by animals having

Tube feet occur in

Aristotle’s lantern occurs in class

Star fish belongs to

Which one occurs in Echinodermata?

All vertebrates are chordates, but all chordates are not vertebrates, why?

An important characteristic that hemichordates share with chordates is

Choose the correct statement.

In which of the following notochord is present in embryonic stage?

Besides Annelida and Arthropoda, the metamerism is exhibited by

A common characteristic of all vertebrates is

All chordates possess

All vertebrates possess

Penguin occurs in

Which of the following characteristic features always holds true for the corresponding group of animals?

A jawless fish, which lays eggs in fresh water and whose ammocoetes larvae after metamorphosis return to the ocean is

A marine cartilaginous fish that can produce electric current is

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?

What will you look for to identify the sex of the following?

Which one of the following pairs of animal comprises ‘jawless fishes’?

Which one of the following is an exotic Indian fish?

Fish which can be used in biological control of mosquitoes/larvicidal fish is

The presence of gills in the tadpole of frog indicates that

Mucus helps frog in forming

Bull frog of India is

Skin is a respiratory organ in

Which is not a true amphibian animal?

Fire bellied toad is

In which of the following animal, post-anal tail is found?

Which one of the following organisms bears hollow and pneumatic long bones?

Which one of the following in birds, indicates their reptilian ancestry?

Which of the following is not found in birds?

The long bones are hollow and connected by air passage. They are the characteristics of

Feet of kingfisher are modified for

Bird vertebrae are

Pneumatic bones are expected to be found in

The flightless bird cassowary is found in

What is common between ostrich, penguin and kiwi?

Sound box of birds is called

Flight muscles of bird are attached to

Wish bone of birds is formed from

Both male and female pigeons secrete milk, through

Which among these is the correct combination of aquatic mammals?

Which one of the following characteristics is not shared by birds and mammals?

Compared to those of humans, the erythrocytes in frog are

What is common between parrot, platypus and kangaroo?

In which one of the following sets of animals do all the four give birth to young ones?

Which one of the following characters is not typical of the class–Mammalia?

A terrestrial animal must be able to

Trachea of cockroach and mammal are similar in having

What is common in whale, bat and rat?

Gorilla, chimpanzee, monkeys and human belong to the same

The cervical vertebrae in humans is

An egg laying mammal is

Kidney of adult rabbit is

Eutherians are characterised by

Hair occur in all mammals except those of