CBSE Class 9 Answered
Give reason:
a. Tapeworms do not have a digestive tract
b. Protists have appendages like cilia and
flagella
Asked by Topperlearning User | 30 Sep, 2016, 02:12: PM
Expert Answer
- Tapeworms are parasites and their body walls absorb the digested food from the host animal in which they live. So, they do not need a digestive tract.
- Protists have flagella, cilia which are all the forms of appendages. They are used for locomotion and, in the case of pseudopodia, for engulfing food (endocytosis).
Answered by | 30 Sep, 2016, 04:12: PM
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