Uttarakhand PMT Uttarakhand PMT Solved Paper-2008

  • question_answer
    Passive food ingestion in Amoeba is known as

    A)  import        

    B)  invagination

    C)  circumfluence  

    D)  circumvallatic-

    Correct Answer: A

    Solution :

    Import : In this process, food is sucked by depression into the body and there is no active role or movement of Amoeba takes place.  Circumfluence : In this process, pseudopodia advances when it comes in contact with food and protoplasm surrounds the food particles and engulf them. Invagination : In this process, pseudopodia secretes a sticky and toxic substance. The food is adhered to the body by toxic substance and food invaginates to enclose it in a food vacuole. Circumvallation : Pseudopodia envelope the prey and forms food cup by meeting the ends of pseudopodia.


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