Multiple Choice Questions

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Which of the following is not an insect?

  • Locust

  • Lepisma

  • Termites

  • Spider


D.

Spider

Spider is not an insect. It belongs to the Order Araneae of the Class-Arachnida. It bears four pairs of walking legs unlike insects (have three pairs of walking legs) Loust, Lepisma and Termites are come in the category of insects.


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The scientist, who described the birds as glorified reptiles, was

  • Romer

  • Huxley

  •  Mendel

  • Robert Hooke


The red colour of 'red sea' is due to which of the following blue-green algae?

  • Chlamydomonas nivalis

  • Anabaena

  • Microcystis

  • Trichodesmium


A definite number of segments are found in

  • slug

  • earthworm

  • leech

  • tapeworm


Which of the following assists in the locomotion of the organism stated

  • Epithelium of' Pheretima

  • Trichocysts of Paramecium

  • Pedicellaria of Star fish

  • Posterior sucker of Hirudinaria 


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What is left when bath sponges dries up

  • Spicules

  • Spongin fibres

  • Tentacles

  • Holdfast


Third cleavage of frog's development is

  • equatorial

  • vertical

  • latitudinal

  • none of these


In frog, the vertebra with an anterior convex surface (i.e., double convexties) is

  • atlas

  • urostyle

  • 8th vertebra

  • 9th vertebra


Which cells are found only in sponges?

  • Amoeboid cells

  • Choanocytes

  • Pigment cells

  • Gland cells


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The main excretory organ of prawn is

  • green gland

  • flame cell

  • Malphigian tubule

  • nephridia


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