Multiple Choice Questions

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Which is common to kidney and skeleton in mammals?

  • Cortex

  • Medulla

  • Pelvis

  • Radius


C.

Pelvis

The term 'pelvis' is common to both kidney and skeleton in mammals. In relation to the kidney, it can be described as a chamber in the kidney into which the urine drains from renal tubules before passing to the ureter. For skeleton, it is related with a pelvic girdle or hip girdle.


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Deficiency of vitamin -B12 causes

  • Cheilosis

  • Thalassemia

  • Beri-Beri

  • Pernicious Anaemia


Change in the number of body parts is called

  • Continuous variation

  • Discontinuous variation

  • Meristic variation

  • Substantive variation


Which is regarded as the urinary bladder of the embryo?

  • Amnion

  • Allantois

  • Chorion

  • Yolk sac


Theory of continuity of germplasm was propounded by

  • Mendel

  • Lamarck

  • Weismann

  • Haeckel


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Branch of zoology dealing with the study of fishes is called

  • Arthrology

  • Ichthyology

  • Saurology

  • Herpetology


The most active phagocytic white blood cells are

  • Neutrophils and eosinophils

  • Lymphocytes and macrophages

  • Eosinophils and lymphocyte

  • Neutrophils and monocytes


The most primitive vertebrates are

  • Ostracoderms

  • Cephalochordates

  • Placoderms

  • Cyclostomes


 Blood is a kind of

  • Areolar tissue

  • Connective tissue

  • Fluid connective tissue

  • Reticular connective tissue


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Urea synthesis occurs in

  • kidney

  • Liver

  • Brain

  • Muscles