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4

The smallest unit of classification in animals is

A. variety

B. species

C. sub species

D. genus

Correct Answer :

B. species


Related Questions

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4

A suctorial mouth is present in

A. leech

B. cockroach

C. housefly

D. butterfly

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4

Bilateral symmetry, metameric segmentation, coelom and open circulatory system are characters of

A. annelida

B. arthropoda

C. mollusca

D. echinodermata

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4

Archaeopteryx called a connecting link, carried the characters, of

A. reptile and bird

B. reptile and mammals

C. fish and amphibia

D. reptile and amphibia

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4

Pharyngeal gill slits are found in

A. flying fish

B. silver fish

C. crayfish

D. cuttlefish

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4

Largest animals belong to class

A. arthropoda

B. pisces

C. mammalia

D. reptilia

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4

In which of the following sets, groups are not correctly matched ?

A. Onychophora, Myriapoda, Arachnida

B. Hydrozoa, Scyphozoa, Anthozoa

C. Polychaeta, Hirudiniea, Oligochaeta

D. Gastropoda, Rhizopoda, Scaphopoda

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4

The segmentation which affects both external and internal features represented in

A. annelida

B. peripatus

C. insects

D. acolopendra

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4

Cephalophoda is a class of animals in which

A. notochord extends upto head

B. foot is located on head

C. head is located on foot

D. head is fused with thorax

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4

Which one of the following sets has all hermophrodite animals ?

A. Ascaris, Hydra, Earthworm

B. Leech, Hydra, Tapeworm

C. Hydra, Man, Leech

D. Tapeworm, Toad, Starfish

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4

Cephalisation is a characteristic feature of

A. immotile, radially symmetrical animals

B. motile, bilaterally symmetrical animals

C. bilaterally symmetrical, non-motile terrestrial animals

D. both (b) and (c)

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4

Biramous appendages are typically found in

A. insects

B. crustaceans

C. annelids

D. arachnids

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4

Which one of the animals does not have a segmented body ?

A. Shipworm

B. Glowworm

C. Earthworm

D. Tapeworm

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4

The body of Hydra is

A. asymmetrical

B. symmetrical

C. bilaterally symmetrical

D. radially symmetrical

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4

Which of the following is a species ?

A. Mammalia

B. Carnivora

C. Canidae

D. Catiisfamilaris

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4

The rules for the naming of living organisms were first established by

A. John Ray

B. Charles Darwin

C. Carolus Linnaeus

D. Robert Gunther

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4

Snakes are not found in

A. India

B. U.K

C. USSR

D. West Indies

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4

Which of the following groups of characters is present in all chordates in some or other stage in their life ?

A. Mammary glands, hairs, gill slits

B. Notochord, gill slits and dorsal ! tubular nervous system

C. Notochord, scales and dorsal tubular nervous system

D. Gill slits, vertebral column and notochoitl

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4

The most important characteristic of class aves is

A. homeothermous animals

B. exoskeleton of feathers

C. bipedal vertebrates

D. none of these

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4

The taxonomic unit of any rank/category is known as

A. species

B. taxon

C. taxis

D. genus

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4

Which of the sponge is given as a gift in Japan?

A. Hyalonema

B. Euplectalla

C. Tethya

D. Leucosolenia

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4

True fishes possess gills and fins. Which of the following is not a true fish ?

A. Silver fish

B. Goldfish

C. Silver carp

D. Seahorse

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4

Which of the following is a correct hierar-chial sequence in systematics ?

A. Species, genus, family, order, class, phylum

B. Species, genus, order, family, class, phylum

C. genus, species, order, family, class, phylum

D. genus, family, order, class, species, phylum

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4

Which of the following shows deuteros- I tome condition ?

A. Acoelomate animals

B. Pseudocoelomate animals

C. Animals with enterocoel

D. Animals with schizocoel

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4

National mammal of India is

A. cow

B. peacock

C. lion

D. tiger

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4

Taxonomy is the science that deals with the classification of

A. plants

B. animals

C. microorganisms

D. living organisms

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4

What is common to fishes, amphibians and reptiles ?

A. Scales

B. Eggs

C. Shelled eggs

D. Gills

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4

Which of the following is not a true amphibian animal ?

A. Frog

B. Toad

C. Salamander

D. Tortoise

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4

Physalia, the "Portugese man of War" belongs to class

A. Coelenterata

B. Hydrozoa

C. Scyphozoa

D. Anthozoa

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4

The animals which are found in the soil, can fly, found on land and in water belong to the phylum

A. Protozoa

B. Parazoa

C. Annelida

D. Arthropoda

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4

Insects possess

A. 2 pairs of legs

B. 3 pairs of legs

C. 4 pairs of legs

D. 5 pairs of legs