Multiple choice

Which mode of nutrition is found in houseflies?

  1. Autotrophic

  2. Saprophytic

  3. Holozoic

  4. Parasitism

  5. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Insects like houseflies secrete digestive juices on the food. The food is digested while it is still to be ingested.

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