Fertilisation in Animals: External vs Internal · Zoology

Which reproductive strategy usually involves minimal parental care?

  1. Internal fertilisation
  2. Viviparity
  3. External fertilisation
  4. Placental development
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Correct answer: External fertilisation

External fertilisation often involves little to no parental care. Survival depends largely on the number of offspring produced.

Difficulty: Medium Question 16 of 20

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