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Current Affairs January 2024

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4

Limulus, the king-crab, is the only living representative of the order xiphosura belonging to the phylum

A. Annelida

B. Mollusca

C. Echinodermata

D. Arthropoda

Correct Answer :

D. Arthropoda


Related Questions

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

A. Shipworm

B. Glowworm

C. Earthworm

D. Tapeworm

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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

Body segments are said to be homono-mous when

A. external segments correspond to internal segments

B. the body of an animal is made up of dissimilar units

C. all body segments along the length of the body are similar

D. none of these

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All worms are mainly

A. round

B. parasitic

C. triploblastic

D. segmented

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4

Biramous appendages are typically found in

A. insects

B. crustaceans

C. annelids

D. arachnids

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An insect differs from a spider in the following ways :

A. Insect has 6 pairs of legs and one pair of wings while spider has 4 pairs of legs and no wings

B. Insect has 4 pair of legs and two pairs of wings while spider has 3 pairs of legs and no wings

C. Insect has 3 pairs of legs and two pairs of wings and spider has 4 pairs of legs and no wings

D. Insect has 3 pairs of legs and generally no wings while spider has 5 pairs of legs and generally one pair of wings

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4

A limbless amphibian is

A. Siren

B. Ophiosaurus

C. Triturus

D. Ichthyophis

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4

The order insectivora of class mammalia includes

A. moles, shrews and hedgehogs

B. monkeys, apes and man

C. whales and dolphins

D. kangaroo, lions and wolves

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4

National mammal of India is

A. cow

B. peacock

C. lion

D. tiger

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4

A suctorial mouth is present in

A. leech

B. cockroach

C. housefly

D. butterfly

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4

Lobsters and crabs belong to the class

A. Insecta

B. Arachnida

C. Crustacea

D. Polychaeta

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4

Apart from mammals, the other group of animals maintaining high and constant body temperature is

A. insects

B. birds

C. fishes

D. reptiles

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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

Octopus belongs to class

A. mollusca

B. cephalopoda

C. anneilida

D. arthropoda

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4

Diploblastic body with cellular grade of organisation and cellular mesogloea is characteristic of

A. protozoal

B. porifera

C. coelenterata

D. annelid a

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4

Dolphins are classified under

A. Pisces

B. Amphibia

C. Reptile

D. Mammals

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4

Which of the following is not an acoelomate animal ?

A. Sponge

B. Jelly fish

C. Tapeworm

D. Roundworm

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4

Which of the following is not an enterocoelic phylum ?

A. Chordata

B. Mollusca

C. Coelentrata

D. Porifera

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4

In fishes, lobed fins are found in

A. marine fishes

B. fresh water fishes

C. lung fishes

D. none of these

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4

Turbellarians are

A. parasitic flatworms

B. free living flatworms

C. parasitic tapeworms

D. free living tapeworms

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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

Exclusively marine chelones are known as

A. tortoise

B. turtles

C. sea hares

D. none of these

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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

Taxonomy is the science that deals with the classification of

A. plants

B. animals

C. microorganisms

D. living organisms

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Histological differentiation is absent in

A. Amoeba

B. Hydra

C. Earthworm

D. Cockroach

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4

Brain coral is

A. fungia

B. meandria

C. astia

D. none of these

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4

The mammals of order Rodentia have

A. long incisors

B. short incisors

C. long canines

D. long molars

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4

All mammals have hair, but these are absent in order

A. Cetacea

B. Primates

C. Rodentia

D. Chiroptera

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4

Which one is characteristic for birds ?

A. They are flying animals

B. They are warm blooded

C. They are bipedal and have feathers

D. They are quadruped and have scales

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4

Largest animals belong to class

A. arthropoda

B. pisces

C. mammalia

D. reptilia