B1 Topic 1 - Variation

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  • Created by: Go
  • Created on: 05-03-14 21:28

1. What class is this describing...poikilotherms that have gills when young but adults have lungs and can absorb oxygen through their skin.

  • Birds
  • Mammals
  • Amphibians
  • Reptiles
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2. What class is this describing...poikilotherms that have lungs and lay eggs (oviparous).

  • Reptiles
  • Fish
  • Birds
  • Mammals

3. What does the second part of the binomial system refer to?

  • Species
  • Genus

4. What are the different ranks before you reach a particular species?

  • Class, Order, Family, Kingdom, Species, Phylum, Genus
  • Kingdom, Phylum, Class, Order, Family, Genus, Species
  • Kingdom, Class, Family, Species, Phylum, Order, Genus

5. Genotype is...

  • The alleles in an organism, e.g. BB or Bb or bb
  • What an organism looks like (its features).

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