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प्रश्न
Fill in the blanks:
The excretory organs of platyhelminthes are ______.
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उत्तर
The excretory organs of platyhelminthes are Flame cells.
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संबंधित प्रश्न
Name the phylum in which ambulacral system is present. What is its function?
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Write down four characters of Chondrichtyes. Give two examples.
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Describe the important characters of mammals and birds. Give two examples of each.
What are the group names of the following categories of animals?
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TYRANNOSAURUS
(One of the extinct animals which lived on the Earth about 100,000,000 years ago) Tyrannosaurus was about six meters long and it preyed upon other animals.
What do you think about its classification-was it an amphibian, a reptile or a mammal?
Can you call it a relative of Kangaroo? Yes/No. Give reason
Choose the correct answer: Protista is the link between
Assertion (A): Reptiles are warm-blooded animals.
Reason (R): They have scales.
