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Biology · ANIMAL KINGDOM

हिन्दी

Flatworms (Platyhelminthes) are characterized by dorso-ventrally flattened bodies. Which of the following functional adaptations is found in parasitic flatworms for nutrient absorption and osmoregulation?

  1. A
    Hooks and suckers for attachment, direct body surface absorption, and flame cells for osmoregulation/excretion
  2. B
    Parapodia for attachment and muscular pharynx for excretion
  3. C
    Choanocytes for nutrient intake and nephridia for excretion
  4. D
    Cnidoblasts for prey capture and malpighian tubules for excretion
View Answer & Solution

Correct answer · Option A

Hooks and suckers for attachment, direct body surface absorption, and flame cells for osmoregulation/excretion

Explanation

Parasitic flatworms possess hooks and suckers, absorb nutrients directly through their body surface, and utilize specialized cells called flame cells for osmoregulation and excretion.
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