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 Form 3 Biology questions and answers on ecology

State two ways in which schistosoma species is adapted to parasitic mode of life.

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Answer Text:
- It has two hosts, man and snails to increase chances of survival.
- Produce large number of eggs for increased survival.
- Larva secrets lytic enzymes which soften tissue for easy penetration.
- Produce enzymes to digest human skin when penetrating.
- Can withstand low oxygen concentration.


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