Unit 4.- Worksheets answers

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Worksheets Answer Key unit4


Pollination game

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Worksheets answers 17/2/2014

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Worksheet 5
1c; 2d; 3a; 4e; 5b.
1. The esca is used by the female to attract hungry
2. The female does all the work.
3. Male anglerfish have very sharp teeth.
4. Male anglerfish secrete an enzyme.
Test 4
1c; 2c; 3b; 4a; 5c; 6a; 7b; 8c; 9a; 10a.
1. In internal fertilisation, the fusion of the gametes
occurs inside the female’s body.
2. Aquatic animals, some amphibians and insects.
3. The transmission of spermatozoa into the female
reproductive system.
4. Most terrestrial animals and some fish.