Which one of the following is incorrect about Porifera?
Refer NCERT, Heading 4.2.1, page-49, para1, Presence of mouth and digestive cavity as these are absent in sponges.
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Which one of the following is incorrect about Porifera?
Refer NCERT, Heading 4.2.1, page-49, para1, Presence of mouth and digestive cavity as these are absent in sponges.
Which of the following cell of sponges contains flagella
Refer NCERT, Heading 4.2.1, page-49, para1, Choanocytes
The name of the phylum Cnidaria is derived from the
Refer NCERT, Heading 4.2.2, page-50, para1
Stinging capsule present in Cnidarians is called
Refer NCERT, Heading 4.2.2, page-50, para1
Cnidocytes are used for
Refer NCERT, Heading 4.2.2, page-50, para1
Which of the following is not true about Cnidarians
Refer NCERT, Heading 4.2.2, page-50, para1, Deutrostomes are the organism in which anus develops first. Protostomous are organism in which mouth develops first, they are neither Protostomous nor Deutrostomous.
The distinctive feature of Cnidarians is
Refer NCERT, Heading 4.2.2, page-50, para1 and page 60 table 4.2
In Cnidarians the digestion is
Refer NCERT, Heading 4.2.2, page-50, para1
Which of the following is true about Gastro-vascular cavity of Cnidarians?
Refer NCERT, Heading 4.2.2, page-50, para1
Which of the following is incorrect statement
Refer NCERT, Heading 4.2.2, page-50, para1
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