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Spider is not included under class insects because of

A. absence of walking legs

B. absence of mandibles

C. absence of wings

D. presence of walking legs

Correct Answer :

B. absence of mandibles


Related Questions

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Glow worm is

A. an annelid

B. a true worm

C. a type of earthworm

D. an insect

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Spider is not included under class insects because of

A. absence of walking legs

B. absence of mandibles

C. absence of wings

D. presence of walking legs

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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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Aphrodite, commonly called as sea mouse is a/an

A. annelide

B. fish

C. mollusc

D. arthropod

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A limbless amphibian is

A. Siren

B. Ophiosaurus

C. Triturus

D. Ichthyophis

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Typhlop is a

A. true snake

B. blind worm

C. false snake

D. true worm

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Canal system is characteristic of

A. hydra

B. sponge

C. sea anemone

D. sea urchin

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Which of the following has no segmentation?

A. Hydra

B. Earthworm

C. Centipede

D. Cockroach

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In flat worms, annelids, mollusca and arthropods the mouth develops from blastopore, such animals should be called J

A. protostomes

B. deuterostomes

C. cyclostomes

D. blastostomes

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Ornithorhynchus is a

A. dinosaur

B. duck

C. fossil bird

D. monotreme mammal

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Which of the following is not an enterocoelic phylum ?

A. Chordata

B. Mollusca

C. Coelentrata

D. Porifera

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The locust is

A. an arthropod

B. a mollusc

C. an insect

D. an echinoderm

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Duck bill platypus is

A. primitive burrowing egg laying mammal

B. advanced egg laying reptile

C. primitive egg laying reptile

D. primitive aquatic egg laying animal

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Taxonomy is the science that deals with the classification of

A. plants

B. animals

C. microorganisms

D. living organisms

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Correct statement is :

A. Archaeopteryx is a connecting link between mammals and aves

B. Duck-bill platypus is a connecting link between reptiles and mammals

C. Sea horse is a connecting link between fish and horse

D. Hydra is a connecting link between protozoa and metazoa

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Which is the common character between all mammals ?

A. They are viviparous

B. They are herbivores

C. They are carnivores

D. They have 7 cervical vertebrae

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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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Insects possess

A. 2 pairs of legs

B. 3 pairs of legs

C. 4 pairs of legs

D. 5 pairs of legs

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Match the species :

A. Scorpion, Spider

B. Scorpion, Obelia, Hydra

C. Star fish, Obelia, Hydra

D. Cockroach, Earthworm, Taenia solium

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Ophiosaurus commonly known as glass snake is a

A. limbless amphibian

B. limbless snake

C. limbless lizard

D. limbless fish

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A pearl oyster belongs to class

A. mollusca

B. bivalvia

C. scaphopoda

D. gastropoda

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Which of the following belongs to the same phylum ?

A. Mollusca, cockroach, centipede

B. Turbellaria, cestoda, trematoda

C. Both (a) and (b)

D. None of these

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Sepia is also known as

A. star fish

B. cartilagenous fish

C. jellyfish

D. cuttlefish

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Turbellarians are

A. parasitic flatworms

B. free living flatworms

C. parasitic tapeworms

D. free living tapeworms

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Whale, monkey and bat have seven cervical vertebrae. Which one has the same number of cervical vertebrae ?

A. Giraffe

B. Crocodile

C. Shark

D. Ostrich

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What is common to fishes, amphibians and reptiles ?

A. Scales

B. Eggs

C. Shelled eggs

D. Gills

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Salamander belongs to class

A. Reptilia

B. Amphibia

C. Aves

D. Mammalia

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Which is matching set in taxonomy ?

A. Neries, Planum, Roundworm, Earthworm

B. Millipede, Crab, Centipede, Cockroach

C. Star fish, Jelly fish, Cuttle fish, Octopus

D. Leech, Locust, Sea urchin, Lobster

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A cuttle fish belongs to

A. teleostei

B. mollusca

C. pisces

D. echinodermata

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The larval forms called bladder worms are characteristic of

A. intestinal parasites

B. earthworms

C. roundworms

D. tapeworms