1) What do we call the differences between organisms? a) Differences b) Similarities c) Variation d) Diffariation 2) Which of the following is one of the causes of variation? a) Environment b) Gender c) Skin colour d) A Scar 3) An example of discontinuous variation is? a) Height b) Weight c) Eye colour d) Tongue length 4) Which of the following differences is caused by a person’s genes only? a) Skin colour b) Weight c) Eye colour d) A scar 5) Which of the following could be caused by a person’s genes and their environment? a) Skin colour b) Eye colour c) Natural hair colour d) A scar 6) What do invertebrates not have? a) A shell b) A spine c) Skin d) Lungs 7) Which vertebrate group does this belong to? a) Reptiles b) Fish c) Amphibians d) Mammals 8) Which vertebrate group does this belong to? a) Reptiles b) Fish c) Birds d) Mammals 9) What are the bones which make up the spine called? a) Spinules b) Verts c) Vertebrae d) Chunks 10) Which of the following is a mollusc? a) Octopus b) Crab c) Tortoise d) Woodlice 11) Which of the following is an insect? a) Spider b) Snail c) Bee d) Woodlice 12) Which of the following characteristics make a penguin a bird? a) Swims b) Has a beak c) Has feathers d) Lays eggs 13) Which of the following characteristics make a spider an arachnid? a) More than 2 legs b) Venomous c) Makes a web d) 8 legs 14) What do we call the process of sorting things into groups? a) Sorting b) Classing c) Classification d) Grouping 15) What animal characteristics would be desirable to a cow farmer : a) Muscular b) High milk yield c) Creamy milk d) All of the above 16) A clone may be different to its parent because a) It is genetically different b) Selective breeding c) Environmental factors d) All of these 17) Cross fertilisation will produce offspring with variation because… a) Parents are genetically identical b) It is a clone c) Parents of genetically different d) All of the above 18) Sexual reproduction requires a) 1 parent b) 2 parents c) No parents d) IVF 19) If the genes of a hamster are Bb and it is brown in colour, which is the dominant hair colour? a) Brown b) Black c) Albino d) Blonde 20) The scientific word for a ‘sex cell’ is a: a) Pollen b) Egg c) Sperm d) Gamete

variation and classification quiz

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